Built-in Soft Starter

Get Factory-Direct Quote →

Talk to Our Engineers →

Start Your Quick Selection →

Fast Delivery Available →

Built-in Soft Starters feature an integrated bypass design that provides smooth motor acceleration and deceleration while reducing inrush current and mechanical stress. Designed for compact OEM motor control applications, they ensure energy-efficient operation, protect motors from electrical peaks, and extend motor lifespan.

Key Features & Applications

The integrated bypass enables efficient operation after start-up, reducing heat and improving reliability. Its compact design allows quick installation in limited space OEM systems. Suitable for pumps, fans, compressors, industrial machinery, and other continuous-running motor applications.

Technical Parameters

Typical technical parameters of our soft start cabinet are listed below.
Custom specifications are available upon request.

Parameter	Specification
Input Voltage	220V/380V/440V/480V/660V/690V (Three-phase)
Rated Power	5.5KW – 1000KW
Start Method	Soft start / Soft stop
Start Time	Adjustable 0–30s
Ambient Temperature	-20°C to +60°C
Protection Features	Overload, under-voltage, phase failure, overheat, short-circuit
Control Options	Local switch (R1) / Remote start (R2)

Download User Manual

Available Models (5.5 kW – 1000 kW)

7.5 HP Soft Starter | LSRQ7700 5.5KW 11A 380V Built-in Bypass Starter

$262.29 USD

1

2

Explore Our Motor Soft Starters Series

SoftStarterPro

Founded in 2015, We focus on designing and producing soft starters, variable frequency drives, SCR power controllers, and power modules with stable quality and fast delivery. With factory-direct service and years of engineering experience, we provide customers with efficient and cost-effective power control solutions.

Contact Us

Ann | +86 18006697926 (WhatsApp / WeChat) Email: ann@softstarterpro.com Address: Dongan Industrial Zone, Liushi Town, Wenzhou, Zhejiang, China, 325600