Eaton DS7 Soft Starter 400V ac, 37 kW, 3 Phase, IP20

RS Stock No.:: 847-3967
Mfr. Part No.:: 134936 DS7-342SX070N0-N
Brand:: Eaton

Eaton DS7 Soft Starter 400V ac, 37 kW, 3 Phase, IP20

Subtotal (1 unit)*

£901.69

(exc. VAT)

£1,082.03

(inc. VAT)

FREE delivery for orders over £60.00

Temporarily out of stock

2 unit(s) shipping from 01 June 2026

Need more? Click ‘Check delivery dates’ to find extra stock and lead times.

Units	Per unit
1 +	£901.69

*price indicative

RS Stock No.:: 847-3967
Mfr. Part No.:: 134936 DS7-342SX070N0-N
Brand:: Eaton

Specifications

Technical Reference

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	Eaton
	Power Rating	37kW
	Product Type	Soft Starter
	Number of Phases	3
	IP Rating	IP20
	Maximum Supply Voltage	400V ac
	Overall Length	93mm
	Overall Width	161mm
	Standards/Approvals	C-Tick Approved/UL 508, CE Approved, CSA Class No.:321106, CSA Std. C22.2 No. 14-05, CSA22 2-14, CSA Std. C22.2 No. 0-M91, UL Approved, IEC 60947-4-2, GB 14048.6, EN 60947-4-2, CSA Approved
	Series	DS7
	Overall Depth	156mm

	Select all
	Brand Eaton
	Power Rating 37kW
	Product Type Soft Starter
	Number of Phases 3
	IP Rating IP20
	Maximum Supply Voltage 400V ac
	Overall Length 93mm
	Overall Width 161mm
	Standards/Approvals C-Tick Approved/UL 508, CE Approved, CSA Class No.:321106, CSA Std. C22.2 No. 14-05, CSA22 2-14, CSA Std. C22.2 No. 0-M91, UL Approved, IEC 60947-4-2, GB 14048.6, EN 60947-4-2, CSA Approved
	Series DS7
	Overall Depth 156mm

Eaton Soft Starter, 37kW Power Rating, 70A Current Rating - 134936 DS7-342SX070N0-N

This soft starter is an essential device for controlling the start-up of three-phase electrical motors, offering a power rating of 37kW. It operates at a voltage rating of 400V and is designed to manage current loads of up to 70 A. With dimensions of 139mm x 93mm x 139mm, this Compact and robust IP20-rated soft starter is CSA and UL certified, ensuring its reliability in industrial applications.

Features & Benefits

• Soft start technology reduces inrush current for smooth motor operation
• Adjustable ramp times from 1 to 30 seconds to suit different applications
• Internal bypass relay minimises power losses post start-up
• Designed for compatibility with a wide range of contactor options
• High durability with an operational temperature range of 0 to 40 degrees Celsius
• Constructed to meet rigorous CSA and UL safety standards

Applications

• Ideal for pump drives to prevent sudden pressure surges
• Suitable for fan to avoid premature wear on belts
• Perfect for conveyors, enabling gentle start without jarring motions
• Utilised in compressors to manage start-up current, extending equipment lifespan
• Effective in reducing mechanical stress in various industrial processes

How does this device improve motor longevity during operation?

The soft starter utilises technology that controls the motor supply voltage, reducing stress during start-up and avoiding mechanical shocks, which ultimately extends the motor's service life.

Can the ramp time be modified after installation?

Yes, the ramp time can be easily adjusted within the specified limits to accommodate different operational requirements, allowing for flexibility in various applications.

What current rating does this device support for effective motor control?

It effectively manages motor loads up to 70 A, ensuring reliable protection and control during start-up and operation.

Is it possible to use this motor starter with longer cable runs?

Absolutely, the soft starter is designed specifically for long cable applications, ensuring consistent performance and reliability despite the distance from the motor.

Note

Eaton formerly known as Moeller