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IEC FAZ-C40/4-NA C-Curve 4-Pole UL489 DIN Rail-Mount Miniature - C-Curve, 4-Pole UL489 DIN Rail-Mount Miniature Circuit Breakers
IECC-Curve, 4-Pole UL489 DIN Rail-Mount Miniature Circuit Breakers

IEC FAZ-C40/4-NA C-Curve 4-Pole UL489 DIN Rail-Mount Miniature

The IEC Miniature Cct Breaker, 40 A, 4 in (MPN FAZ-C40/4-NA) is a C-Curve, 4-Pole UL489 DIN Rail-Mount Miniature Circuit Breaker from the brand IEC. It is rated for 277/480V AC with an interrupting capacity of 10 kA…

SKU 3G-OTH-129713

Also listed as: FAZC404NA · FAZ C40 4 NA · FAZ-C40-4-NA

Brand
IEC
Item
FAZ-C40/4-NA C-Curve 4-Pole UL489 DIN Rail-Mount Miniature
Part Number
FAZ-C40/4-NA
Category
C-Curve, 4-Pole UL489 DIN Rail-Mount Miniature Circuit Breakers
Available to Order
Also known as:FAZ-C40/4-NAIEC
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Technical Specifications

IEC
Manufacturer Part Number
FAZ-C40/4-NA

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IEC Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The IEC Miniature Cct Breaker, 40 A, 4 in (MPN FAZ-C40/4-NA) is a C-Curve, 4-Pole UL489 DIN Rail-Mount Miniature Circuit Breaker from the brand IEC. It is rated for 277/480V AC with an interrupting capacity of 10 kA at 277/480V AC, and features screw-type terminals. This product is manufactured by EATON.

Frequently Asked Questions

What is the IEC Miniature Cct Breaker 40 A 4 in used for?

This C-Curve, 4-Pole UL489 DIN Rail-Mount miniature circuit breaker is used for overcurrent protection in industrial and commercial electrical panels. It is rated for 277/480V AC systems and provides 10 kA interrupting capacity, making it suitable for branch circuits, motor protection, and distribution boards.

What are the specifications of the IEC Miniature Cct Breaker FAZ-C40/4-NA?

The FAZ-C40/4-NA is a 40 A, 4-pole C-Curve breaker rated 277/480V AC with a 10 kA interrupting capacity at 277/480V AC. It features screw-type terminals and is UL489 listed for DIN rail mounting. This model is manufactured by EATON under the IEC brand.

Where to buy the IEC Miniature Cct Breaker FAZ-C40/4-NA worldwide?

3G Electric supplies the IEC Miniature Cct Breaker FAZ-C40/4-NA worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this EATON-manufactured breaker.

How to install the IEC Miniature Cct Breaker FAZ-C40/4-NA?

Install the FAZ-C40/4-NA by snapping it onto a standard 35 mm DIN rail. Ensure the breaker is in the OFF position, connect conductors to the screw-type terminals per the torque specifications on the label, and verify the system voltage does not exceed 277/480V AC. Always follow local electrical codes.

Used in

Common applications for IEC
Industrial control panels — IEC FAZ-C20/4-NA 4-pole MCB for branch-circuit overcurrent protection in 277/480V AC systems.
Machinery ground fault protection — IEC GFP series 25 A, 240V AC, 26 mA residual current model for equipment-level fault detection.
Commercial electrical distribution — IEC GFP series 40 A, 240V AC, 260 mA residual current protector for feeder ground fault protection.
OEM equipment panels — IEC FAZ series C-curve MCB for inductive load protection in 4-pole configurations.
Panel retrofit projects — IEC GFP series 63 A, 240V AC, 26 mA residual current device for updated ground fault protection.
Power distribution units — IEC GFP series 25 A, 277V AC, 26 mA residual current protector with 10 kA interrupting capacity.
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IEC Products

3G Electric supplies IEC c-curve, 4-pole ul489 din rail-mount miniature circuit breakers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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C-Curve, 4-pole miniature circuit breaker with UL489 listing for branch-circuit protection. Rated 20 A at 277/480V AC with 10 kA interrupting capacity. Screw-type terminals. Suitable for overcurrent protection in commercial and industrial distribution panels and equipment
IEC
C-Curve, 4-pole miniature circuit breaker with UL489 listing for branch-circuit protection. Rated 20 A at 277/480V AC with 10 kA interrupting capacity. Screw-type terminals. Suitable for overcurrent protection in commercial and industrial distribution panels and equipment

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