Robust Brushed DC Motor-D77120

Short Description:

This D77 series brushed DC motor(Dia. 77mm) applied rigid working circumstances. Retek Products manufactures and supplies an array of value-added brushed dc motors based on your design specifications. Our brushed dc motors have been tested in the harshest industrial environmental conditions, making them a reliable, cost-sensitive and simple solution for any application.

Our dc motors are a cost-effective solution when standard AC power is not accessible or needed. They feature an electromagnetic rotor and a stator with permanent magnets. The industry-wide compatibility of an Retek brushed dc motor makes integration into your application effortless. You can choose one of our standard options or consult with an application engineer for a more specific solution.

Product Detail

Product Tags

Product Introduction

-Magnets Selection:  Ferrite, NdFBe.

-Lamination Thickness Selection:  0.5mm, 1mm.

-Slot Features: Straight Slot, Skewed Slots.

Above key features would affect the motors efficiency and EMI performance, we can custom make based on your application and working condition.

General Specification

● Voltage Range: 12VDC, 24VDC, 130VDC, 162VDC.

● Output Power: 45~250 watts.

● Duty: S1, S2.

● Speed Range: up to 9,000 rpm.

● Operational Temperature: -20°C to +40°C.

● Insulation Grade: Class B, Class F, Class H.

● Bearing Type: durable brand ball bearings.

● Optional shaft material: #45 Steel, Stainless Steel, Cr40.

● Optional housing surface treatment: Powder Coated, Electroplating,Anodizing.

● Housing Type: Air Ventilated, Water Proof IP68.

● EMC/EMI Performance: pass all EMC and EMI testing.

● Certification: CE, ETL, CAS, UL.



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Model D76/77
Rated voltage V dc 12 24 48
Rated speed rpm 3400 4000 4000
Rated torque mN.m 150 400 700
Current A 6.0 8.5 11
No load speed rpm 4000 4500 4500
No load current A 1.2 1.0 0.4
Motor length mm 90 110 120

Typical Curve @130VDC



1. What are your prices?

Our prices are subject to specification depending on technical requirements. We will make offer we clearly understand your working condition and technical requirements.

2. Do you have a minimum order quantity?

Yes, we require all international orders to have an ongoing minimum order quantity. Normally 1000PCS, however we also accept the custom made order with smaller quantity with higher expense. 

3. Can you supply the relevant documentation?

Yes, we can provide most documentation including Certificates of Analysis / Conformance; Insurance; Origin, and other export documents where required.

4. What is the average lead time?

For samples, the lead time is about 14 days. For mass production, the lead time is 30~45 days after receiving the deposit payment. The lead times become effective when (1) we have received your deposit, and (2) we have your final approval for your products. If our lead times do not work with your deadline, please go over your requirements with your sale. In all cases we will try to accommodate your needs. In most cases we are able to do so. 

5. What kinds of payment methods do you accept?

You can make the payment to our bank account, Western Union or PayPal: 30% deposit in advance, 70% balance before shipment. 

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