Eaton MEM Shield EMCH Miniature Circuit Breaker, 3-Pole, 40A, Type C, 240V ac AC, 48 V dc DC, 10 kA Breaking Capacity

RS Stock No.:: 124-3048
Mfr. Part No.:: EMCH340 EMCH340
Brand:: Eaton

Eaton MEM Shield EMCH Miniature Circuit Breaker, 3-Pole, 40A, Type C, 240V ac AC, 48 V dc DC, 10 kA Breaking Capacity

Subtotal (1 unit)*

£111.55

(exc. VAT)

£133.86

(inc. VAT)

FREE delivery for orders over £50.00

In Stock

Plus 2 unit(s) shipping from 06 April 2026

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Units	Per unit
1 +	£111.55

*price indicative

RS Stock No.:: 124-3048
Mfr. Part No.:: EMCH340 EMCH340
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
	Product Type	Miniature Circuit Breaker
	Number of Poles	3
	Current Rating	40A
	Tripping Characteristics	Type C
	Rated AC Voltage	240V ac
	Rated DC Voltage	48V dc
	Mount Type	DIN Rail
	Breaking Capacity	10kA
	Range	MEM Shield
	Series	EMCH
	Terminal Type	Screw
	IP Rating	IP20
	Width	75mm
	Depth	80mm
	Standards/Approvals	No
	Tripping Mechanism	Thermal Magnetic
	Reset Actuator Type	Toggle Switch
	Break Time	Instantaneous

	Select all
	Brand Eaton
	Product Type Miniature Circuit Breaker
	Number of Poles 3
	Current Rating 40A
	Tripping Characteristics Type C
	Rated AC Voltage 240V ac
	Rated DC Voltage 48V dc
	Mount Type DIN Rail
	Breaking Capacity 10kA
	Range MEM Shield
	Series EMCH
	Terminal Type Screw
	IP Rating IP20
	Width 75mm
	Depth 80mm
	Standards/Approvals No
	Tripping Mechanism Thermal Magnetic
	Reset Actuator Type Toggle Switch
	Break Time Instantaneous

Eaton MEMShield MCB, 40A Circuit Breaker - EMCH340

This Eaton MCB is available with a current rating of 40A. Designed for instantaneous break time and DIN rail mount installation, this Type C circuit breaker offers a breaking capacity of 10kA.

Features & Benefits

• DIN Rail Mount for easy installation

• Screw terminal contact type for secure connections

• 3P circuit breaker with 10 kA breaking capacity

• Type C tripping characteristics for enhanced safety

• Toggle switch actuator for quick resets

Applications

• Suitable for electrical distribution panels

Can it be used in residential applications?

Yes, this Eaton MCB is versatile and can be used in both residential and commercial settings.

Will it fit on standard DIN rails?

Yes, the DIN Rail Mount feature allows easy installation on standard rails.

Is it suitable for high-voltage applications?

This MCB is rated for AC voltages of 230V and 240V, making it ideal for various applications.

Can it be used with renewable energy systems?

Yes, this MCB is compatible with renewable energy systems for added protection.

Will it provide overload protection?

Yes, the Type C Tripping Characteristics ensure reliable overload protection for your system.

Note

Eaton formerly known as Moeller