Eaton

278666

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Condition Warehouse Stock Price
New Sealed
Full 24 months warranty
Est. shipping: August 07 2026
WM85-27 Enquire now £27.50 Add to Cart
New Sealed
Full 24 months warranty
Est. shipping: August 07 2026
WM66-27 Enquire now £30.00 Add to Cart
New
Full 12 months warranty
Est. shipping: July 08 2026
WM61-27 Low stock - Get Quote
Buying more than one? Get Quote
Part Description:
Miniature circuit breaker (MCB), 4 A, 1p+N, characteristic: C
Part Information:
Part Number:
278666
Manufacturer:
Availability:
Low stock
Conditions:
New Sealed and New
Warranty:
Full 24 months warranty
Full 12 months warranty
Lead Time:
Need it Faster? Please Check With CJS
System ID Number:
5086402
Shipping:
We deliver worldwide
Also Known As:
278666
Our Warehouse Description:

The Eaton 278666 is a miniature circuit breaker (MCB) from the Moeller series xEffect, designed for electrical protection applications. It features a single pole plus neutral (1P+N) configuration with a rated current of 4A and a characteristic curve of type C. The device is suitable for use at a nominal voltage of 240V AC and 48V DC, with a breaking capacity of 10 kA. Its dimensions include a length/depth of approximately 80 mm, and it incorporates contact position indicators (CPI) for ease of monitoring. The circuit breaker is equipped with window and elevator terminals at the top and bottom for straightforward installation.

The above description is based on our office/warehouse notes. Some data may be inaccurate - refer to your part number.
Eaton:

Eaton specialises in power management and industrial automation solutions, offering products such as circuit protection, drives, control systems, and hydraulic components. Their technologies focus on improving efficiency, safety, and sustainability across diverse industries.

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