BRAH Electric
 
BRAH B42450-805-01 Contact Kit – replacement for Allen Bradley 42450-805-01
B42450-805-01 Contact Kit – view 1 of 4B42450-805-01 Contact Kit – view 2 of 4B42450-805-01 Contact Kit – view 3 of 4

B42450-805-01 Contact Kit

BRAH B42450-805-01 contact kit: 270A, 1-pole, 600V. Replaces Allen Bradley 42450-805-01 and 2 other part numbers. 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
$517.02USD
1
6-Month Warranty included
(855) 355-2724Average waiting time: 1 min

Product Specifications

DatasheetCAD Doc (STEP)

42450-805-01, 1 pole contact kit, rated for 270 amp, 600 volt max, suitable for NEMA size 5 motor starters and contactors, suitable with Allen Bradley Bulletin 500 Line model types 500-F, 505-F, 509F, complete assembly kit includes all contacts and related mounting screws and hardware, direct substitute for Allen Bradley OEM 42450-805-01.

Replaces: 42450-805-01, AB55LC, K166

B42450-805-01 specifications
BRAH Part NumberB42450-805-01
Replacement for OEM Part #42450-805-01, AB55LC, K166
Replacement for OEM MfrAllen Bradley
FamilyBulletin 500 Line
Type424, B424
Amperage270A
Voltage600V
Poles1P

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 Allen Bradley motor control equipment?
Yes. This BRAH replacement is engineered for direct compatibility with Allen Bradley motor control equipment and follows the same mounting and electrical specifications as the original part.
What OEM part numbers does B42450-805-01 replace?
B42450-805-01 directly replaces 42450-805-01, AB55LC, K166 with no modifications or adapters required*—it installs just like the original. *Exceptions may apply.
Is B42450-805-01 a drop-in replacement for 42450-805-01, AB55LC, K166?
Yes. B42450-805-01 is a 1:1 drop-in replacement for 42450-805-01, AB55LC, K166 in Allen Bradley 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

More Allen Bradley Bulletin 500 Line replacement parts

View all Allen Bradley Bulletin 500 Line replacement parts