# Speed and Power Regulator Module Apte AG660A — universal motor controller, model 3943-uniw

**URL:** https://aio.lv/en/product--apte-3943-uniw--12063995
**Data updated:** 2026-03-12 21:43 (EET)
**Category:** Control Systems
**Manufacturer:** Apte
**Manufacturer code:** 3943-uniw
**EAN:** 5907621814182
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 4.99 €
**Prices and availability valid until:** 2026-07-17 23:59
**Price without VAT (21%):** 4.12 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--apte-3943-uniw--12063995

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 10.07.2026 | free |
| Pickup points | 15.07.2026 | 1.99 EUR |
| Courier delivery to door | 15.07.2026 | 4.99 EUR |

## Summary description

Apte AG660A is a universal motor speed and power regulator module designed to control rotational speed and output power of electric motors. Supplied as model 3943-uniw, the module serves as an adjustable controller for various motor-driven devices, enabling manual regulation of RPM and power for practical uses such as workshop equipment, household appliances, and small industrial machinery.

## Long description

Apte AG660A is a universal speed and power regulator module designed to control rotational speed and output power of single-phase electric motors and motor-driven devices. Supplied as an adjustable controller, this module enables manual regulation of RPM and delivered power to match application needs. Its compact electronics and intuitive front control make it suitable for retrofit installations in workshop tools, household appliances and light industrial machinery where precise speed or power adjustment is required.
Advantages
The module provides smooth, stepless adjustment of motor speed and power through a user-accessible control, allowing precise tuning without complex setup. Its universal design supports a wide range of motor-driven devices and simplifies integration due to a compact form factor and basic mounting features. The controller prioritizes practical function and reliability, with circuitry intended to deliver consistent performance within the expected operating conditions.
Suitable for
Workshop tools such as lathes, grinders and drills with compatible motor types
Household appliances requiring variable speed control or power limiting
Small conveyor drives and light machinery in small-scale production
Experimental or hobby projects where manual motor speed adjustment is needed
Key specifications
Function: stepless manual regulation of motor rotational speed and output power
Compatibility: universal module for common single-phase motor-driven devices (check motor type and electrical ratings before installation)
Control interface: front-mounted adjustable control for real-time tuning
Form factor: compact electronic module intended for panel or chassis mounting with standard connectors
Intended use: retrofit and replacement applications in workshop, household and light industrial equipment
How to use
Install the regulator module according to the device wiring diagram and electrical safety rules, ensuring power is disconnected during installation. Mount the module in a location with adequate ventilation and secure mechanical support, then connect motor and supply wires following polarity and grounding requirements. After installation, apply power and adjust the front control gradually while observing motor behavior and load response. If the motor or device shows unusual vibration, noise or heating, switch off power and verify wiring and compatibility.
Usage recommendations
Use the module within the rated electrical parameters of the driven motor and allow for cooling and ventilation during continuous operation. Verify motor compatibility with speed-control electronics before installation and consult technical documentation or a qualified technician for non-standard applications.

## FAQ

### How much does the Apte AG660A motor speed and power regulator cost, and is it available for purchase?

The price is 4.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 1226 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 10.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Apte products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Apte service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/12063995/67549324_large.webp