Table of Contents

Nationwide
Delivery

European
Quality

High-Level
Technical Team

Easy Warranty
and Returns
From 9.900.000₫
Product Introduction
The WPDX 135 Gear Motor 4kW 5.5Hp is a high-power transmission device designed to reduce the motor’s rotational speed while increasing torque, enabling machinery to operate powerfully, stably, and durably. Thanks to its high efficiency and continuous operation capability in industrial environments, this product is considered an ideal choice for production lines needing to enhance operational productivity.
WPDX 135 Gear Motor 4kW 5.5Hp is the perfect combination of an electric motor and a gearbox, creating a complete gear motor unit that reduces rotational speed, increases torque, and enhances equipment lifespan.
This type of equipment can integrate a worm gearbox with a 3-phase electric motor, making it suitable for various production scales and environments. Its intelligent design ensures smooth operation, reduces noise, and provides significant energy savings for businesses.
The worm gear motor is robustly constructed, capable of high load bearing, and provides stable transmission. The gearbox housing is cast from solid cast iron or high-grade aluminum alloy, coated with anti-rust electrostatic paint, ensuring durability in dusty or humid environments.
The motor core is wound with 100% copper wire, ensuring excellent electrical conductivity and minimizing energy loss. The motor shaft is made from hardened steel, resistant to force and wear, allowing for precise and stable torque transmission over long periods.

As a product in the category of gear motors above 3.7kW, the device consists of the following main components:
This 3-phase gear motor series is widely applied in the following areas:

This 3-phase worm gear motor is trusted by many users due to its numerous strengths, such as:
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:
| Product Type | WPDX Gear Motor |
| Rated Power | 4kW 5.5Hp |
| Power Range | 0.18kW - 15kW |
| Frequency | 50Hz |
| Voltage | 380/660V |
| Material | Cast Iron and Aluminum Casings |
| Mounting Type | Direct Flange Mount |
| 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 | 1400 - 1500 RPM |
| Input Shaft Diameter | 28mm |
| Output Shaft Diameter | 55mm |
| Gear Ratios | 1:10 to 1:60 |

Nationwide
Delivery

European
Quality

High-Level
Technical Team

Easy Warranty
and Returns
Olivia GracePurchased
Product quality is average, and the consultation wasn’t very enthusiastic
Amelia BrownPurchased
Satisfactory operation, but the delivery service was not quite speedy
James Miller
The motor works well, but the delivery took quite a while
Liam Smith
The motor’s performance is decent, but delivery took longer than expected
Noah
It works fine, but the staff could have been a bit friendlier during interaction