The speed controllers regulators listed here carries voltage 10-55V, speed range 0–100%, documented exactly as the manufacturer publishes it. Made by Shenzhen Co-Etech Limited (9 years on the platform, typical reply ≤3h). Send your target quantity and destination for a firm quotation with current lead times.
Key Features of These Speed Controllers Regulators
- Model Number: ET972
- Voltage: 10-55V
- Voltage – Isolation: DC
- Input Supply Voltage: DC 10-55V
- Speed Range: 0–100%
- Place Of Origin: Guangdong, China
Technical Specifications
| Type | – |
|---|---|
| Voltage | 10-55V |
| Mounting Type | wiring |
| Configuration | Terminal knob |
| Model Number | ET972 |
| Brand Name | new |
| Package / Case | bag |
| Description | DC Motor Speed Controller |
| Place Of Origin | Guangdong, China |
| Application | Motor Speed Control |
| Series | Speed Controller |
| Features | Digital |
| Size / Dimension | 100MM * 76MM * 28MM |
| Current | 60A max. |
| Voltage – Isolation | DC |
| Cross Reference | Speed Controller |
| Product Name | DC Motor Speed Controller PWM |
| Input Supply Voltage | DC 10-55V |
| Maximum Current | 60A |
| Support Motor | DC brush motor |
| Forward Reverse | support |
| Speed Range | 0–100% |
| PWM Control Frequency | 15 KHz |
| Size | 110 * 78 * 38mm |
| Net Weight | 249g |
| Selling Units | Single item |
| Single Package Size | 5X6X8 cm |
| Single Gross Weight | 0.26 kg |
Product Details
Digital LED Display 0~100% adjustable DC 10-50V 40A DC Motor Speed Controller PWM 12V 24V 48V 2000W MAX 60A Reversible
Specification:
Input voltage: DC10-55V (equal to the rated voltage of the motor)
Output voltage: Linear under load
Maximum current: 60A
Continuous current: 40A
Speed Type: adjusting flow
Speed mode: potentiometer (linear)
Support motor: DC brush motor
Forward reverse: support
Speed range: 0–100%
Control frequency: 15KHZ
Wiring type: Terminal knob
knob specifications: 100K (with switch)
Connection Type: Barrier Terminal Product
Net weight: 249g
Motherboard size: 100MM * 76MM * 28MM
Shell size: 110 * 78 * 38MM
Package Included:
1pcs x DC 10-50V 40A DC Motor Speed Controller








Packing Condition:
All goods are packed in bags or small boxes, then put into safety export standard carton box, well packed with Bubble.
Shipping Ways:
By express, air shipping or sea shipping methold.


Shipping Freight Saving Methold:
There are many different items in our stock, customers can by the insterested products in the list of one order, we will combine the products in one shipment, to save the shipping cost.
Buy more, save more!
Shipping Time:
1. We will arrange shipemnt in 1 to 5 working days after the payment confirmed.
2. Shipment will by DHL/Fedex/UPS/TNT/EMS/Aramex/SF-express etc. Please confirm the shipping methold when placing new order.
3. After shipping, we will send the tracking number immediately for tracking the shipment.
About us
Ordering and Pricing
- Minimum order quantity: 5 piece
- Volume pricing:
- 5–69 piece: US $6.2 / piece
- 70–99 piece: US $6 / piece
- 100+ piece: US $5.8 / piece
- Ships from: China
- Customization: OEM and ODM accepted on qualifying volumes.
Frequently Asked Questions
What is the minimum order quantity for this speed controllers regulators?
The standard minimum order quantity is 5 piece. Trial orders can usually be arranged for buyers evaluating the product before a full production run.
Can the speed controllers regulators be supplied for my local voltage?
The standard configuration is 10-55V. Alternative voltage and frequency builds are available when specified at the time of order.
Do you accept OEM or custom branding?
Yes. Custom logo, colour, packaging and specification changes are accepted on qualifying order volumes. Send your artwork and technical requirements with your enquiry.
How long does production and delivery take?
In-stock configurations typically ship within 7–15 days. Customised or large-volume orders are usually produced in 25–35 days, confirmed on order.
About the Manufacturer
This product is produced by Shenzhen Co-Etech Limited, based in China. The company 9 years as a verified Alibaba.com supplier, operates its own manufacturing. Browse the full Shenzhen Co-Etech Limited range on HVACR Nexus.
See more in Speed Controllers & Regulators on HVACR Nexus.

















