Table of Contents

Nationwide
Delivery

European
Quality

High-Level
Technical Team

Easy Warranty
and Returns
From 8.300.000₫
Product Introduction
The WPA 135 Gear Motor 3kW 4Hp operates powerfully, smoothly, and stably in heavy industrial environments. The product features high durability, good load capacity, and is suitable for continuous machinery systems.
Reliable industrial equipment supplier with the best wholesale prices in the market, express nationwide factory delivery, committed stable test runs, and a 24-month genuine warranty.
Thanh Thai Motor would like to introduce to our customers the WPA 135 Gear Motor 3kW 4Hp with a unique design, combining an electric motor and a gearbox to help the equipment operate powerfully and generate various gear ratios.
The worm gear motor features an outer casing made of 100% solid, thick cast iron combined with an electrostatic powder coating to help the equipment resist fading, scratching, or rusting during operation.
The WPA gear motor is a combination of a worm gearbox and a 1-phase electric motor or a 3-phase electric motor.

The WPA 135 Gear Motor 3kW 4Hp has a detailed structure combining an electric motor and a WPA gearbox.
More specifically, the WPA 135 worm gearbox is assembled with a 1-phase 3.0kW 4Hp electric motor or a 3-phase 3kW 4Hp electric motor via a pulley and a shaft coupling.


The WPA 135 Gear Motor 3kW (4Hp) is a transmission device consisting of a 3-phase 3kW electric motor combined with a WPA 135 gearbox, suitable for medium and light-load machinery systems requiring stable operation, energy savings, and high durability.
The 3-phase 3kW 4Hp electric motor is optimally designed for flexible installation, stable operation, and compatibility with various industrial machines.
| Code | 100L |
| Shaft Diameter | 28mm |
| Keyway | 8mm |
| Flange Diameter | 250mm |
| Weight | 29kg |
| Dimensions | 385mm * 215mm * 270mm |
| Mounting Type | Foot Mounted (B3) |
| Protection Class | IP55 |
| Insulation Class | Class F |

The WPA 135 gearbox features a sturdy design and stable torque transmission capability, easily combined with a 3kW motor in various drive systems.
| Size | 135 |
| Input Shaft Diameter | 35mm |
| Output Shaft Diameter | 55mm |
| Dimensions | 433mm*317mm |

The WPA 135 Gear Motor 3kW 4Hp is part of the 1.1kW to 3.7kW gear motor range, widely used in various fields:

Customers can refer to the gear motor video library produced by Thanh Thai Motor to visually observe the operation process, actual structure, and working efficiency of the product under various conditions. In addition, the comprehensive video section provides a lot of useful knowledge related to selecting gear ratios, installation instructions, and proper technical maintenance of equipment.
The WPA 135 Gear Motor 3kW 4Hp is a reliable drive solution for machinery systems requiring effective speed reduction and increased torque. With a compact design, durable structure, and stable working capability, the product well meets the usage demands in many industries. For detailed consultation on the product or to receive the latest quotation, please contact Thanh Thai Motor via Hotline 0909.539.175 for prompt support.
When purchasing gearmotors at Thanh Thai Motor, you will receive benefits such as: Warranty up to 24 Months All gearmotor products at Thanh Thai Motor come with an official 24-month warranty. We are committed to clear after-sales service, with quick and transparent processing procedures – ensuring customer peace of mind during use. Nationwide Delivery No matter which province or city you are in, Thanh Thai Motor is always ready to support fast delivery, ensuring on-time delivery, careful packaging, and safe transportation. We supply a full range of 220V gearmotors, variable speed motors, etc., for the diverse needs of customers nationwide. Products Meet European Quality Standards with German Technology Our products are manufactured using modern German technology, meeting European standards. Models such as integrated gearmotors, variable speed motors, or 220V gearmotors all ensure stable operation and superior durability. Competitive Pricing, Good Discounts for Dealers and Bulk Purchasers We offer affordable gearmotors, suitable for projects with limited budgets. In addition, Thanh Thai Motor has special policies and offers for dealers and bulk purchasers. Quality Commitment All 220V gearmotors here are wound with pure copper wire. This ensures powerful, smooth operation and energy savings. Full Certification Documents: CO, CQ,... All products such as integrated gearmotors, conveyor motors, or speed reducers come with full Certificates of Origin (CO) and Quality (CQ), meeting stringent technical requirements in industry. Need advice on choosing the right gearmotor for your needs? Contact Thanh Thai Motor immediately using the methods below:Warranty, Shipping, and Commitment Policies at Thanh Thai Motor
Contact Us
| Product Type | WPA Gear Motor |
| Rated Power | 3kW 4Hp |
| Power Range | 0.18 kW – 315 kW |
| Frequency | 50Hz |
| Voltage | 220V, 220/380V |
| Material | Aluminum and Cast Iron Casing |
| Place of Manufacture | German Technology, Manufactured and Assembled in China |
| Brand | JUMAR, ADTECH |
| Warranty Period | Up to 24 Months |
| Shaft Diameter | 28mm |
| Keyway | 8mm |
| Speed | 1,400 – 1,500 rpm |
| Input Shaft Diameter | 28mm |
| Output Shaft Diameter | 55mm |
| Gear Ratios | 1/10 – 1/60 |

Nationwide
Delivery

European
Quality

High-Level
Technical Team

Easy Warranty
and Returns

Olivia GrayPurchased
Fair quality for the price, wish delivery was faster
Tom MillerPurchased
Adequate performance, just some minor issues with the delivery time
John
The WPA 135 runs well, but shipping was a bit slow
John Smith
Motor works okay but delivery took a while
Alice
The product is decent, staff could be more friendly