SLR‑S Series Low Voltage Digital Soft Starter

The SLR-S mini series is a compact DIN-rail mounted digital soft starter, supporting a voltage range of 220-480V and power range of 0.37-15kW. Built with an integrated bypass relay, it features smooth start/stop, inrush current limiting, and boost function for heavy-load starting. Ideal for small equipment such as pumps, fans, and conveyor belts, it offers easy installation and reliable performance.

Model:

SLR‑S

Rated Power:

0.37-5.5KW/220V 0.75-11KW/400V 1.1-15KW/480V

Input Voltage:

230 V / 400 V, 50/60 Hz

Control Mode:

V/F Control, SVC Control

Protection Class:

IP20

Certifications:

CE, RoHS

86-755-82090014

Jason@fstsystem.cn

SLR‑S Series Low Voltage Digital Soft Starter

The SLR‑S is a compact digital soft starter designed specifically for low‑power three‑phase asynchronous motors. It enables smooth motor start‑up and stop, reducing inrush current and mechanical shock to protect motors and equipment, thus extending their service life. With a compact DIN‑rail mount design, it saves cabinet space and lowers wiring and maintenance costs, making low‑power motor start‑up smoother, safer, and more worry‑free.

Applications:

Conveyor belt,Pump ,Fan,Compressor ,Automatic door ,Small crane ,Belt-driven equipment

Descriptions:

Item:	Spec:
Model	SLR‑S
Rated power	0.37-5.5KW/220V 0.75-11KW/400V 1.1-15KW/480V
Input voltage	230V/400V，50/60Hz
Control mode	V/F control, SVC control
IP level	IP20
Cooling way	forced fan cooling
Working Temp	-10℃ ~ +40℃
Protocol	Modbus RS485

Frequently Asked Questions (FAQ)

1. What is your standard lead time for orders?
Standard lead time for bulk orders typically ranges from 7 to 25 working days, depending on the product model, order volume, and current production schedule. Once the order details are confirmed, we will provide a precise delivery timeline to keep your project on track.

2. Do you accept product customization?
Yes, we offer comprehensive OEM/ODM services, covering product specifications, specialized functions, industrial design, packaging, and labeling. Our engineering team will evaluate your specific requirements to deliver a tailor-made solution for your business.

3. What is your Minimum Order Quantity (MOQ) policy?
MOQs vary depending on the product category. To support your market development, we welcome small-batch trial orders for most products, allowing you to test the quality and market response before committing to larger volumes.

4. Do you provide technical support and after-sales service?
We provide full-lifecycle technical support, including model selection, installation guidance, parameter configuration, and troubleshooting. Notably, we offer localized after-sales service and technical support in Brazil, India, Turkey, Russia, and Iran to ensure your operations remain stable and worry-free.

5. Can I get samples before placing a formal order?
Yes, we provide samples for quality verification. While sample costs and international shipping are initially charged, these fees can be fully or partially refunded from your subsequent bulk order, subject to agreement.

6. What payment methods do you support?
We accept a variety of flexible payment methods, including T/T (Telegraphic Transfer), L/C (Letter of Credit), Western Union, and Credit Cards. For long-term strategic partners, we are open to negotiating favorable credit terms based on mutual trust.

If you have any questions, you can leave us a message.

OEM

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