BRAH Electric
 

B373B331G05 Contact Kit

BRAH B373B331G05 contact kit: 18A, 5-pole, 600V. Replaces Westinghouse 373B331G05. Covered by a BRAH Electric 6-month 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
$140.83USD
1
6-Month Warranty included
(855) 355-2724Average waiting time: 1 min

Product Specifications

373B331G05, 5 pole contact kit, rated for 18 amp, 600 volt max, suitable for NEMA size 0 motor starters and contactors, suitable with Westinghouse A200 Series A200, A201, A210, A211 motor starters contactors, complete assembly kit includes all contacts and related mounting screws and hardware, direct substitute for Westinghouse OEM 373B331G05.

Replaces: 373B331G05

B373B331G05 specifications
BRAH Part NumberB373B331G05
Replacement for OEM Part #373B331G05
Replacement for OEM MfrWestinghouse
FamilyA200 Series
Type373, B373
Amperage18A
Voltage600V
Poles5P

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 Westinghouse motor control equipment?
Yes. This BRAH replacement is engineered for direct compatibility with Westinghouse motor control equipment and follows the same mounting and electrical specifications as the original part.
What OEM part numbers does B373B331G05 replace?
B373B331G05 directly replaces 373B331G05 with no modifications or adapters required*—it installs just like the original. *Exceptions may apply.
Is B373B331G05 a drop-in replacement for 373B331G05?
Yes. B373B331G05 is a 1:1 drop-in replacement for 373B331G05 in Westinghouse applications. Same mounting and wiring.

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.

Rated 5.0 from 33 Google reviews (as of October 2026). Read our reviews on Google

Factory New
Drop-in fit
Matches OEM Specs
Ships Worldwide
6-Month Warranty included

Related Products

BRAH B373B331G12 Contact Kit – replaces Westinghouse 373B331G12
B373B331G12
Substitute for Westinghouse 373B331G12, WA2LC
View Product
Amperage45A
Poles3P
FamilyA200 Series
Type373, B373
B373B331G18
Substitute for Westinghouse 373B331G18, WA00LC
View Product
Amperage18A
Poles4P
FamilyA200 Series
Type373, B373
BRAH B373B331G04 Contact Kit – replaces Westinghouse 373B331G04
B373B331G04
Substitute for Westinghouse 373B331G04, WA0LC
View Product
Amperage18A
Poles4P
FamilyA200 Series
Type373, B373
BRAH B373B331G09 Contact Kit – replaces Westinghouse 373B331G09
B373B331G09
Substitute for Westinghouse 373B331G09, WA1LC
View Product
Amperage27A
Poles4P
FamilyA200 Series
Type373, B373

More Westinghouse A200 Series replacement parts

View all Westinghouse A200 Series replacement parts