# Soft-start module No name SF-1, model SF-1, for motor start control and inrush current limiting

**URL:** https://aio.lv/en/product--no-name-sf-1--11668196
**Data updated:** 2026-03-08 08:44 (EET)
**Category:** Electronics Accessories
**Manufacturer:** No name
**Manufacturer code:** SF-1
**EAN:** 5902887028748
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 14.99 €
**Prices and availability valid until:** 2026-08-05 23:59
**Price without VAT (21%):** 12.39 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--no-name-sf-1--11668196

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 22.07.2026 | free |
| Pickup points | 27.07.2026 | 1.89 EUR |
| Courier delivery to door | 27.07.2026 | 4.99 EUR |

## Summary description

Soft-start module No name SF-1 (SF-1) provides controlled motor startup by limiting inrush current and reducing mechanical stress. Designed for use with single-phase or three-phase motors where soft ramp-up is required, it improves equipment longevity and reduces electrical disturbances. Suitable for industrial and commercial applications requiring smoother motor starts and protection against abrupt load spikes.

## Long description

The Soft-start module No name SF-1 (SF-1) provides controlled motor startup by limiting inrush current and reducing mechanical stress. Designed for use with single-phase or three-phase motors, this soft-start module offers a regulated ramp-up of motor voltage and torque to minimise electrical disturbances and smoothen initial acceleration. The device is intended for industrial and commercial installations where reduced start-up shock and improved equipment longevity are required.
Advantages
The SF-1 soft-start module reduces inrush current and torque spikes during motor startup, which decreases mechanical wear on driven equipment and extends motor service life. By smoothing the voltage application during start, it lowers the likelihood of tripping protective devices and lessens disturbances on the supply network. The compact design enables integration into control cabinets and retrofit applications without extensive panel modifications. Operation is automatic, providing a consistent soft-start profile for repeated starts.
Suitable for
Starting single-phase and three-phase induction motors with reduced inrush current
Pumping systems where gradual acceleration prevents water hammer and pipe stress
Conveyor belts and material handling systems requiring smooth load engagement
Fans, blowers and compressors to minimize mechanical shock and electrical disturbance
Retrofit projects in industrial or commercial control panels to improve motor start behaviour
Key specifications
Function: soft-start / inrush current limiting for motor start control
Motor compatibility: suitable for single-phase and three-phase induction motors
Control: regulated ramp-up of voltage and torque during startup
Installation: panel or cabinet mounting with compact footprint
Operation: automatic soft-start cycle for repeated motor starts
How to use
Install the SF-1 module according to the electrical wiring standards and local codes, mounting it within a control cabinet or suitable enclosure. Connect the device between the power supply and the motor starter or contactor, following the wiring diagram provided by the installer or system designer. After correct wiring and securing of connections, the module operates automatically when the motor is started, controlling voltage ramp-up to limit inrush current and reduce mechanical shock. Verify compatibility with the motor ratings and protective devices before commissioning.
Usage recommendations
Ensure the soft-start module is sized for the motor’s nominal voltage and current, and coordinate settings or protective device thresholds with existing overload relays and circuit breakers. Perform initial testing with no-load starts, monitor temperature during the first operating period, and follow preventive maintenance intervals to check connections and enclosure ventilation.

## FAQ

### How much does the Soft-start module No name SF-1 cost, and is it available for purchase?

The price is 14.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 50 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 22.07.2026 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 No name 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 No name 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/11668196/66970489_large.webp