BRAH Electric
 
BRAH BARP090 Rating Plug – replacement for Square D ARP090
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BARP090 Rating Plug

BRAH BARP090 rating plug: 90%, for MicroLogic trip units. Replaces Square D ARP090. 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
$379.00USD
1
2-Year Warranty included
(855) 355-2724Average waiting time: 1 min

Product Specifications

DatasheetCAD Doc (STEP)

ARP090, 90% max amp of circuit breaker, to derate circuit breaker output amperage down to 90% of the CT sensor ratings amperage, type ARP rating plug, suitable for all Square D molded case frame types equipped with MicroLogic Series 3B solid state electronic trip units, direct substitute rating plug for Square D OEM ARP090.

Replaces: ARP090

BARP090 specifications
BRAH Part NumberBARP090
Replacement for OEM Part #ARP090
Replacement for OEM MfrSquare D
FamilyARP Series
TypeARP
Amperage90%
Frame Type SuitableAll Square D Breakers with MicroLogic Series 3B Trip Units
Trip Unit SuitableMicroLogic

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 Square D breaker?
Yes. This BRAH replacement is engineered for direct compatibility with Square D breakers and follows the same mounting and electrical specifications as the original part.
What OEM part numbers does BARP090 replace?
BARP090 directly replaces ARP090 with no modifications or adapters required*—it installs just like the original. *Exceptions may apply.
Is BARP090 a drop-in replacement for ARP090?
Yes. BARP090 is a 1:1 drop-in replacement for ARP090 in Square D applications. Same mounting and wiring.

Why purchase from BRAH Electric?

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

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