Tag Archives: low rpm electric motor

China OEM Customized 220V Electric Low Rpm High Torque Single Phase Speed Controller AC Servo Reductor Gear Motor for Treadmill vacuum pump engine

Product Description

FAQ
Q: What’re your main products ?
A: We currently produce Brushed Dc Motors, Brushed DC Gear Motors, Planetary DC Gear Motors, Brushless
DCMotors, Stepper motors, AC Motors and High Precision Planetary Gear Box etc. 
Q:How to select a suitable motor ?
A:lf you have motor pictures or drawings to show us, or you have detailed specs like voltage, speed, torque,
motor size, working mode of the motor, needed lifetime and noise level etc, please do not hesitate to let us know,
then we can recommend suitable motor per your request accordingly.
Q: Do you have a customized service for your standard motors ?
A: Yes, we can customize per your request for the voltage, speed, torque and shaft size/shape.lf you need additional
wires/cables soldered on the terminal or need to add connectors, or capacitors or EMCwe can make it too.
Q: Do you have an individual design service for motors ?
A: Yes,we would like to design motors individually for our customers, but it may need some mold developingcost
and design charge.
Q: What’s your lead time ?
A:Generally speaking, our regular standard product will need 15-30days, a bit longer for customized products.
But we are very flexible on the lead time, it will depend on the specific orders. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Application: Universal, Industrial, Household Appliances, Car, Power Tools
Operating Speed: High Speed
Excitation Mode: Excited
Function: Control, Driving
Casing Protection: Open Type
Number of Poles: 2
Samples:
US$ 9.9/Piece
1 Piece(Min.Order)

|

Customization:
Available

|

electric motor

How do electric motors contribute to the efficiency of tasks like transportation?

Electric motors play a significant role in enhancing the efficiency of various transportation tasks. Their unique characteristics and advantages contribute to improved performance, reduced energy consumption, and environmental benefits. Here’s a detailed explanation of how electric motors contribute to the efficiency of tasks like transportation:

  1. High Energy Conversion Efficiency: Electric motors are known for their high energy conversion efficiency. They can convert a large percentage of electrical energy supplied to them into mechanical energy, resulting in minimal energy losses. Compared to internal combustion engines (ICEs), electric motors can achieve significantly higher efficiencies, which translates to improved energy utilization and reduced fuel consumption.
  2. Instant Torque and Responsive Performance: Electric motors deliver instant torque, providing quick acceleration and responsive performance. This characteristic is particularly advantageous in transportation tasks, such as electric vehicles (EVs) and electric trains, where rapid acceleration and deceleration are required. The immediate response of electric motors enhances overall vehicle efficiency and driver experience.
  3. Regenerative Braking: Electric motors enable regenerative braking, a process where the motor acts as a generator to convert kinetic energy into electrical energy during deceleration or braking. This recovered energy is then stored in batteries or fed back into the power grid, reducing energy waste and extending the vehicle’s range. Regenerative braking improves overall efficiency and helps maximize the energy efficiency of electric vehicles.
  4. Efficient Power Distribution: Electric motors in transportation systems can be powered by electricity generated from various sources, including renewable energy. This allows for a diversified and cleaner energy mix, contributing to reduced greenhouse gas emissions and environmental impact. By utilizing electric motors, transportation tasks can leverage the increasing availability of renewable energy resources, leading to a more sustainable and efficient transport ecosystem.
  5. Reduced Maintenance Requirements: Electric motors have fewer moving parts compared to ICEs, resulting in reduced maintenance requirements. They eliminate the need for components like spark plugs, fuel injection systems, and complex exhaust systems. As a result, electric motors typically have longer service intervals, lower maintenance costs, and reduced downtime. This enhances operational efficiency and reduces the overall maintenance burden in transportation applications.
  6. Quiet and Vibration-Free Operation: Electric motors operate quietly and produce minimal vibrations compared to ICEs. This characteristic contributes to a more comfortable and pleasant passenger experience, especially in electric vehicles and electric trains. The reduced noise and vibration levels enhance the overall efficiency and comfort of transportation tasks while minimizing noise pollution in urban environments.
  7. Efficient Power Management and Control: Electric motors can be integrated with advanced power management and control systems. This allows for precise control over motor speed, torque, and power output, optimizing efficiency for specific transportation tasks. Intelligent control algorithms and energy management systems can further enhance the efficiency of electric motors by dynamically adjusting power delivery based on demand, driving conditions, and energy availability.
  8. Reduction of Emissions and Environmental Impact: Electric motors contribute to significant reductions in emissions and environmental impact compared to traditional combustion engines. By eliminating direct emissions at the point of use, electric motors help improve air quality and reduce greenhouse gas emissions. When powered by renewable energy sources, electric motors enable nearly zero-emission transportation, paving the way for a cleaner and more sustainable transportation sector.

Through their high energy conversion efficiency, instant torque, regenerative braking, efficient power distribution, reduced maintenance requirements, quiet operation, efficient power management, and environmental benefits, electric motors significantly enhance the efficiency of tasks like transportation. The widespread adoption of electric motors in transportation systems has the potential to revolutionize the industry, promoting energy efficiency, reducing reliance on fossil fuels, and mitigating environmental impact.

electric motor

Can electric motors be used in renewable energy systems like wind turbines?

Yes, electric motors can be used in renewable energy systems like wind turbines. In fact, electric motors play a crucial role in converting the kinetic energy of the wind into electrical energy in wind turbines. Here’s a detailed explanation of how electric motors are utilized in wind turbines and their role in renewable energy systems:

Wind turbines are designed to capture the energy from the wind and convert it into electrical power. Electric motors are used in wind turbines to drive the rotation of the turbine blades and generate electricity through the following process:

  1. Wind Capture: The wind turbine blades are designed to efficiently capture the kinetic energy of the wind. As the wind blows, it causes the blades to rotate.
  2. Blade Rotation: The rotational motion of the turbine blades is achieved through electric motors known as pitch motors. Pitch motors adjust the angle or pitch of the blades to optimize their orientation relative to the wind direction. The electric motors drive the mechanical mechanism that rotates the blades, allowing them to capture the maximum energy from the wind.
  3. Power Generation: The rotation of the wind turbine blades drives the main shaft of the turbine, which is connected to an electric generator. The generator consists of another electric motor known as the generator motor or generator rotor. The rotational motion of the generator rotor within a magnetic field induces an electrical current in the generator’s stator windings, producing electricity.
  4. Power Conversion and Distribution: The electricity generated by the wind turbine’s generator motor is typically in the form of alternating current (AC). To make it compatible with the electrical grid or local power system, the AC power is converted to the appropriate voltage and frequency using power electronics such as inverters. These power electronics may also incorporate electric motors for various conversion and control functions.
  5. Integration with Renewable Energy Systems: Wind turbines, equipped with electric motors, are integrated into renewable energy systems to contribute to the generation of clean and sustainable power. Multiple wind turbines can be connected together to form wind farms, which collectively generate significant amounts of electricity. The electricity produced by wind turbines can be fed into the electrical grid, used to power local communities, or stored in energy storage systems for later use.

Electric motors in wind turbines enable the efficient conversion of wind energy into electrical energy, making wind power a viable and renewable energy source. The advancements in motor and generator technologies, along with control systems and power electronics, have enhanced the performance, reliability, and overall efficiency of wind turbines. Additionally, electric motors allow for precise control and adjustment of the turbine blades, optimizing the energy capture and minimizing the impact of varying wind conditions.

Overall, the use of electric motors in wind turbines is instrumental in harnessing the power of wind and contributing to the generation of clean and sustainable energy in renewable energy systems.

electric motor

How do electric motors generate motion and mechanical work?

Electric motors generate motion and mechanical work through the interaction of magnetic fields and the conversion of electrical energy into mechanical energy. Here’s a detailed explanation of how electric motors accomplish this:

  1. Magnetic Fields: Electric motors consist of a stationary part called the stator and a rotating part called the rotor. The stator contains coils of wire that are supplied with an electric current, creating a magnetic field around them. The rotor, on the other hand, typically has magnets or electromagnets that produce their own magnetic fields.
  2. Magnetic Field Interaction: When an electric current flows through the coils in the stator, it generates a magnetic field. The interaction between the magnetic fields of the stator and the rotor creates a rotational force, also known as torque. This torque causes the rotor to start rotating.
  3. Electromagnetic Induction: In certain types of electric motors, such as induction motors, electromagnetic induction plays a significant role. When alternating current (AC) is supplied to the stator, it creates a changing magnetic field. This changing magnetic field induces voltage in the rotor, which leads to the flow of current in the rotor. The current in the rotor produces its own magnetic field, and the interaction between the stator’s magnetic field and the rotor’s magnetic field results in rotation.
  4. Commutation: In motors that use direct current (DC), such as brushed DC motors, commutation is employed. Commutation is the process of reversing the direction of current in the rotor’s electromagnets as the rotor rotates. This is done using a component called a commutator, which ensures that the magnetic fields of the rotor and the stator are always properly aligned. By periodically reversing the current, the commutator allows for continuous rotation.
  5. Conversion of Electrical Energy to Mechanical Energy: As the rotor rotates, the mechanical energy is produced. The rotational motion of the rotor is transferred to the motor’s output shaft, which is connected to the load or the device that needs to be driven. The mechanical work is performed as the output shaft drives the load, such as spinning a fan blade, rotating a conveyor belt, or powering a machine.

In summary, electric motors generate motion and mechanical work by utilizing the interaction of magnetic fields and the conversion of electrical energy into mechanical energy. The electric current flowing through the stator’s coils creates a magnetic field that interacts with the magnetic field of the rotor, producing torque and initiating rotation. In some motors, electromagnetic induction is employed, where a changing magnetic field induces voltage and current in the rotor, leading to rotation. Commutation, in certain motor types, ensures continuous rotation by reversing the current in the rotor’s electromagnets. The resulting rotational motion is then transferred to the motor’s output shaft, enabling the motor to perform mechanical work by driving the load.

China OEM Customized 220V Electric Low Rpm High Torque Single Phase Speed Controller AC Servo Reductor Gear Motor for Treadmill   vacuum pump engine	China OEM Customized 220V Electric Low Rpm High Torque Single Phase Speed Controller AC Servo Reductor Gear Motor for Treadmill   vacuum pump engine
editor by CX 2024-05-17

in Dresden Germany sales price shop near me near me shop factory supplier 55kw Three Phase Motor 4 Poles Low Rpm AC Electric Motor manufacturer best Cost Custom Cheap wholesaler

  in Dresden Germany  sales   price   shop   near me   near me shop   factory   supplier 55kw Three Phase Motor 4 Poles Low Rpm AC Electric Motor manufacturer   best   Cost   Custom   Cheap   wholesaler

Keeping in mind that very good services is the important to cooperating with clients, we attempt to meet higher top quality specifications, offer aggressive costs and make certain prompt shipping. we supply a single-quit solution for the buy of mechanical power transmission merchandise in China. We inspect each piece of bearing by ourselves just before supply.

Voltage 380V or personalize input voltage
Frequency 50HZ or 60HZ,variable frequency
Protection IP55 or customise
Insulation one hundred fifty five (F) or personalize
Mounting EPT3 EPT5 EPT35 V1 or customize
Relative Humidity le90% or customize
altitude le 1000m or customise
Cooling Method IC411
EPTearing brand NSK or personalize
stator metal variety silicon metal WW350 WW470 WW600
stator coiling copper QZ-2/155 QZY-2/one hundred eighty
fame materials casting iron or AL ALLOY,STANINLESS Steel
rotor conductor AL(ninety nine.seven%),copper or customize yy35

Our Main merchandise:
IE2 IE3 series IEC stXiHu (West Lake) Dis.Hu (West Lake) Dis.rd (IEC60034-thirty) and GEPT (18613-2012) A few phase Asynchronous Motor
and ZD collection Conical Rotor Motors.
Set up Mounting stXiHu (West Lake) Dis.Hu (West Lake) Dis.rd IEC 60072-1
EPT3 EPT5 EPT35 V1 V3 V5 V6 EPT6 EPT7 EPT8 V15 V36 EPT14 EPT34 V18

Our Organization:JAT Electrical (ZheJiang ) Co., Ltd. (JAT Electric powered for brief) was estabEPTd in 2017 with a registered cash of RMEPT 50 million EPT. The organization handles an location of 72,000 sq. meters, the eXiHu (West Lake) Dis.sting constructing location is 40,000 sq. meters, and the once-a-year creation ability of motor is four million kw.
We are a motor company situated in HangZhou metropolis,ZheJiang priovince, EPT(near ZheJiang and nanEPTg metropolis)

Our manufacturing scene:
one. motor body and endshield (endcap) casting

2.Wonderful machining of casted iron motor frame, bearing caps,endshield

three.stator assembly workshop

4. stator dipping and completed stator shorage

five. Fine machining of electrical motor’s rotor
6. cleaning EPT for motor spare elements

seven. AC motor assembly line ( we have six assembly lines in whole for a few-stage asynchronous motor)
8. Various checks for electric motors just before package

9. customized EPT materials according to customers’ need
9. certificates and checks reports accessible for our motors, these kinds of as CE,

WHY Pick US?
1. we Focus in production Three Section Asynchronous Motors (.75kw-315kw)
and Conical rotor motor for crane and hoist.
two.Our manufacturing unit utilize to 6S administration
3. we have one-to-1 provider for our clients. (one sales and one revenue assistant and 1 technician for 1 particular client)
4. quick responding to any achievable customers’ grievance reXiHu (West Lake) Dis.Hu (West Lake) Dis.ding merchandise high quality , shipping and delivery, and many others)
5. a two many years EPT guarantee for our motors
6. Aggressive rates (primarily based on our excellent top quality stXiHu (West Lake) Dis.Hu (West Lake) Dis.rd, our motor prices are very good worth for income)
for more info (these kinds of as complex data of our motors,or requesting for a sample for trial working on your
products) remember to compose to us.

Thanks for your time.

  in Dresden Germany  sales   price   shop   near me   near me shop   factory   supplier 55kw Three Phase Motor 4 Poles Low Rpm AC Electric Motor manufacturer   best   Cost   Custom   Cheap   wholesaler

  in Dresden Germany  sales   price   shop   near me   near me shop   factory   supplier 55kw Three Phase Motor 4 Poles Low Rpm AC Electric Motor manufacturer   best   Cost   Custom   Cheap   wholesaler

in Puebla Mexico sales price shop near me near me shop factory supplier Speed Reducer Mechanical Transmission Manufacture Variator 250 Variable Speed Low Rpm Gear Electric Motor with Brake manufacturer best Cost Custom Cheap wholesaler

  in Puebla Mexico  sales   price   shop   near me   near me shop   factory   supplier Speed Reducer Mechanical Transmission Manufacture Variator 250 Variable Speed Low Rpm Gear Electric Motor with Brake manufacturer   best   Cost   Custom   Cheap   wholesaler

We will provide ideal solutions and high good quality items with all sincerity. In the meantime, our items are produced according to substantial high quality specifications, and complying with the global superior regular conditions. Much more importantly, we make special areas in accordance to supplied drawings/samples and warmly welcome OEM inquiries.

electrical motor
motor
geared motor
gear
EPT EPT
gear box
spare areas
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geared motor
EPT

variator motor, variable velocity motor, variator EPT, motor velocity variator

variable motor generate, variable velocity geared motor,

Variable Pace Low Rpm Gear Electric powered EPT with EPTrake

Udl Variable Velocity EPT CoaXiHu (West Lake) Dis.al Stepless EPT Variator EPT

NON-StXiHu (West Lake) Dis.Hu (West Lake) Dis.rd gear speed EPT

StXiHu (West Lake) Dis.Hu (West Lake) Dis.rd Equipment EPT manufacturing

Company information

EstabEPTd in 1985, EPT EPT EPTRY CO., LTD is a substantial and new EPT EPTrprise partaking in research, deveXiHu (West Lake) Dis.Hu (West Lake) Dis. and manufacture for EPT amp speed variator, 1 of the director member of EPT EPT Association of EPT EPT EPTry.
It addresses a lot more than 40,000 square meters, has far more than four hundred staff , 20% of whom are specialists, outfitted with a lot more than three hundred sets the most EPTd exact numerical manage products, incXiHu (West Lake) Dis.Hu (West Lake) Dis. German HOFLER forming equipment grinding EPT to increase good quality.
established up much more than 30 nationwide income branches to provide our customers in time and totally.
Our items also exported to far more than 30 nations main in Europe, Asia The us, and Africa, with high track record.

EPT control

EPT

Relevant EPT sorts

EPT Planetary EPT Robot RV EPT pace EPT
Personalized made Non-stXiHu (West Lake) Dis.Hu (West Lake) Dis.rd EPT UDL Sequence Variator
PYZ Collection Helical Tooth Shaft Mounted EPT 8000 Series Cycloidal EPT
SLT Sequence Spiral EPTl EPT SLSWL Sequence Worm Screw Jack
SLP Sequence Planetary EPT SLH/SLEPT Sequence Substantial EPT EPT
NMRV Collection Worm EPT EPTKM Sequence Helical-hypoid EPT
SLRC Series Helical EPT SLSMR Collection Shaft Mounted EPT
SLXG Series Shaft Mounted EPT X/EPT Sequence Cycloidal EPT
SLR/SEPT/SLK/SLS Series Helical EPT AC/DC EPT

Main product record: sixteen sequence incXiHu (West Lake) Dis.Hu (West Lake) Dis. SLR/SLS/SLK/SEPT sequence tough tooth flank gear EPT , SLRC sequence aluminium case helical equipment EPTs,SLHSLEPT series large EPT velocity EPT, SLP collection planetary speed EPT, X/EPT sequence cycloidal EPT, SLXG collection shaft-mounted equipment box, SLSWL sequence worm screw jack, SLT series helical cone equipment box, altogether much more than 10,000 ratios, various specification make us at the head of domestic EPT sector, extensively serve the mechanical EPT subject of ligEPT amp weighty market such as: beer amp EPTrage, mining EPT, foodstuff EPT, textile printing, rubber amp plastic content, petrochemical business, jack-up transportation, pharmacy amp approach hides, environmental protection tools.

Certificate

FAQ

1.Payment Phrase: TT, L/C

two.Shipping and delivery time: about 30 daEPTfrom EPT payment.

3.We accept custom-made products as per your EPT necessity.

four.XiHu (West Lake) Dis.hu (West Lake) Dis.traces for the Assortment:Generally we can select a single EPT which is suited for you with some informations from you,this kind of as ratio/motor velocity/mounting dimension/ out torque and so on.

five.If the minimal orEPTamount is in extra of $ten thousand, there are preferential.

Q1: What information need to I explain to you to affirm the item?

A:Model/Size, EPT Ratio, Shaft instructions amp OrEPTquantity.

Q2: What can i do if I don’t know which a single EPT?

A:Dont fret, Send out as a lot information as you can, our crew will support you uncover the rigEPT one particular you are searching for.

Q3: What is your solution guarantee time period?

A:We provide one 12 months guarantee considering that the vessel departure date still left EPT.

This autumn: Are you buying and selling organization or manufacturer ?

A: We are factory.

Q5: How EPT is your shipping and delivery time?

A: EPTly it is five-10 daEPTif the items are in inventory. or it is fifteen-twenty daEPTif the products are not in stock, it is according to amount.

Q6: Do you supply samples ? is it free or added ?

A: Sure, we could provide the sample for free of charge charge but do not pay out the value of freight.

Q7: What is your phrases of payment ?

A: Payment lt=1000USD, one hundred% EPT. Payment gt=1000USD, 30% T/T EPT ,harmony just before shippment.

If you have one more query, pls come to feel free of charge to contact us as beneath:

Speak to Us

  in Puebla Mexico  sales   price   shop   near me   near me shop   factory   supplier Speed Reducer Mechanical Transmission Manufacture Variator 250 Variable Speed Low Rpm Gear Electric Motor with Brake manufacturer   best   Cost   Custom   Cheap   wholesaler

  in Puebla Mexico  sales   price   shop   near me   near me shop   factory   supplier Speed Reducer Mechanical Transmission Manufacture Variator 250 Variable Speed Low Rpm Gear Electric Motor with Brake manufacturer   best   Cost   Custom   Cheap   wholesaler

in Multan Pakistan sales price shop near me near me shop factory supplier Yvf2 Ce CCC Three Phase AC Electric Induction 5~100Hz Frequency Variable Speed Low Rpm Motor for Fans Pumps Chemicals Food Package Conveyor Yvf90L-4 1.5kw manufacturer best Cost Custom Cheap wholesaler

  in Multan Pakistan  sales   price   shop   near me   near me shop   factory   supplier Yvf2 Ce CCC Three Phase AC Electric Induction 5~100Hz Frequency Variable Speed Low Rpm Motor for Fans Pumps Chemicals Food Package Conveyor Yvf90L-4 1.5kw manufacturer   best   Cost   Custom   Cheap   wholesaler

The solution well displays environmental security and power conserving. With many years’ expertise in this line, we will be reliable by our positive aspects in competitive value, one particular-time shipping, prompt reaction, on-hand engineering assist and very good after-revenue companies.Additionally, all our generation methods are in compliance with ISO9001 standards. We also can layout and make non-standard goods to meet customers’ specific needs.

YVF2 CE CCC 3 Stage AC Electrical Induction 5~100hz Frequency Variable Pace Low rpm Motor for followers pumps chemical compounds food package deal conveyor
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Apps
Extensively applied in metallurgy, chemistry, textile, pharmacy, printing, EPT and food sector on the EPT or gear by which adjustable velocity is necessary, like admirer, pump, numerical control EPT, machining cEPTr, etc.

EPT Description

  • Frame sizes: eighty to 355
  • Rated output: .18 to 375kW
  • Insulation course: F
  • Voltage: 380V
  • Effectiveness amounts: IE1
  • Frequency range for 2P: (three) 5-100Hz (body dimension eighty-250)
  • (3) 5-70Hz (frame dimensions 280)
    (3) 5-60Hz (frame dimensions 315-355)
  • Frequency assortment for four, 6, 8, 10P: (three) five-100Hz

Features:

*Stepless velocity regulation in a broad range
*Good efficiency, power preserving
*Large-quality insulation substance and EPT technological can withstand higher frequency pulse affect
*Divided admirer for forced-ventilation
*Divided supporter for compelled-air flow

Optional Features:
Electrical:
Insulation Class:H
Thermal Defense: PTC Thermistor, Thermostat or PT100
Mechanical:
Other individuals mountings
Defense Diploma:IP55, IP56, IP65
Sealing:Lip seal, Oil seal
Space Heater
Drain Gap

Requirements of cooling blower and brake for the motor

Motor Body 80 ninety 100 112 132 a hundred and sixty 180 two hundred 225 250 280 315 355
Cooling Enthusiast (W)
EPT
30 42 52 55 55 eighty 80 a hundred and fifty two hundred 230 320 700 seven-hundred
(A)
Recent
.09 .16 .18 .eighteen .19 .26 .thirty .6 .six .6 1.1 one.eight 1.9
Voltage StXiHu (West Lake) Dis.Hu (West Lake) Dis.rd 380V, but blower of other voltage can be personalized relying on user’s need.
EncoEPTOptional Incremental Encoder

Mounting Type:
Standard mounting variety and appropriate body dimensions are presented in following desk(with quot radic quot)

Body simple variety derived kind
EPT3 EPT5 EPT35 V1 V3 V5 V6 EPT6 EPT7 EPT8 V15 V36 EPT14 EPT34 V18
80~112 radic radic radic radic radic radic radic radic radic radic radic radic radic radic radic
132~a hundred and sixty radic radic radic radic radic radic radic radic radic radic radic radic
180~280 radic radic radic radic
315~355 radic radic radic

If there is no other ask for in the orEPTor agreement, terminal box stXiHu (West Lake) Dis.Hu (West Lake) Dis.rd position is at the rigEPT aspect of the body information over may be altered with out prior observe.
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EPT Motor Generation Workshop and Flow Chart

Hundreds of Certificates, Honors and a lot more Business information make sure you go to quotAEPTOUT US quot
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WANNAN MOTOR EPT Remedies

  in Multan Pakistan  sales   price   shop   near me   near me shop   factory   supplier Yvf2 Ce CCC Three Phase AC Electric Induction 5~100Hz Frequency Variable Speed Low Rpm Motor for Fans Pumps Chemicals Food Package Conveyor Yvf90L-4 1.5kw manufacturer   best   Cost   Custom   Cheap   wholesaler

  in Multan Pakistan  sales   price   shop   near me   near me shop   factory   supplier Yvf2 Ce CCC Three Phase AC Electric Induction 5~100Hz Frequency Variable Speed Low Rpm Motor for Fans Pumps Chemicals Food Package Conveyor Yvf90L-4 1.5kw manufacturer   best   Cost   Custom   Cheap   wholesaler