BRAH 400-200AFREDUCER Hardware Part – replacement for Cutler Hammer / Eaton / Mersen 642r / R422
400-200AFREDUCER Hardware Part – view 1 of 3400-200AFREDUCER Hardware Part – view 2 of 3400-200AFREDUCER Hardware Part – view 3 of 3

400-200AFREDUCER Hardware Part

BRAH 400-200AFREDUCER hardware part: 400A, 200V, 600V, Class R fuses. Replaces Cutler Hammer / Eaton / Mersen 642r / R422. Covered by a BRAH Electric 2-year warranty; in-stock orders placed before 3:00 PM Pacific ship the same business day.

Factory New
Drop-in fit
Matches OEM Specs
In Stock
$375.00USD
1
(855) 355-2724Average waiting time: 1 min

Product Specifications

642R, 400-200AFREDUCER, BRAH Electric, aftermarket direct replacement fuse reducer, bus plug hardware, suitable for direct fit and function with a variety of OEM Cutler Hammer / Eaton low voltage enclosed switches & bus plugs, reducing amperage from 400A to 200A, class R, 642R, R422.

Replaces: 642r / R422

400-200AFREDUCER specifications
BRAH Part Number400-200AFREDUCER
Replacement for OEM MfrCutler Hammer / Eaton / Mersen
FamilyUniversal
Amperage400
Voltage200V, 600V
Fuse ClassR
Family(s) SuitableArmor Clad, Spectra, Spectra Low-Amp, Type FVK, Type DH, Type DE
Type(s) SuitableFVK, DH, DE, AC, SB, SL, BEK, BEH, BEE, BEC, BEB, BEL

Frequently Asked Questions

Is this a direct drop-in replacement?
Yes. All BRAH Electric products are engineered as 1:1 direct replacements for the corresponding OEM part. No modifications, adapters, or special wiring are required for installation.*
*Exceptions may apply.
What warranty is included?
Every BRAH product ships with a 2-year warranty from the date of invoice. We guarantee proper function without defects according to provided specifications. Contact Kits carry a 6-month warranty.
Do you offer volume or bulk pricing?
Yes. If you are purchasing 10 or more units, or plan to buy regularly, you may qualify for our volume or reseller pricing program. Click on the product page or call us at (855) 355-2724. If you are not a reseller but are interested in volume pricing, you are invited to contact us using this method as well.
What is your return policy?
Returns must be approved by a BRAH Electric representative with an RMA number. Returns within 30 days of shipment are subject to a restocking charge of 25–50%. Items are non-refundable after 30 days. Contact our support team to request an RMA. If you are unsure about product fit, call us at (855) 355-2724. See our Policies page for full details.
How fast will my order ship?
In-stock items ordered before 3:00 PM (Pacific) ship the same business day. You can see the live shipping countdown timer on the product page. Most domestic orders arrive within 2–5 business days.
Is this compatible with my Cutler Hammer / Eaton / Mersen busway?
Yes. This BRAH replacement is engineered for direct compatibility with Cutler Hammer / Eaton / Mersen busway systems and follows the same mounting and electrical specifications as the original part.

Why purchase from BRAH Electric?

The new leader in aftermarket electrical parts. Trusted by more than 10k customers. Parts are tested at BRAH Electric's Carlsbad, California facility.

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Factory New
Drop-in fit
Matches OEM Specs
Ships Worldwide
2-Year Warranty included