BRAH Electric
 
Siemens 3UA52-00-0A replacement Overload Relay – BRAH B3UA52-00-0A
B3UA52-00-0A Overload Relay – view 1 of 3B3UA52-00-0A Overload Relay – view 2 of 3B3UA52-00-0A Overload Relay – view 3 of 3

Siemens 3UA52-00-0A Replacement Overload Relay

BRAH B3UA52-00-0A replaces the Siemens 3UA52-00-0A overload relay: 0.1A - 0.16A, Solid State. Part of the World Series family. 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
$86.46USD
1
2-Year Warranty included
(855) 355-2724Average waiting time: 1 min

Product Specifications

DatasheetCAD Doc (STEP)

3UA52-00-0A, 0.1 - 0.16 amperage range, solid state overload relay, type 3UA, suitable for use with Siemens World Series contactors and motor starter model types 3TF32, 3TF33, 3TF42, 3TF43, 3TF44, 3TB42, 3TB43, 3TB44, assembled unit features manual reset button and is complete with wiring connectors and terminals, direct substitute for Siemens OEM 3UA52-00-0A.

BRAH part: B3UA52-00-0A

B3UA52-00-0A specifications
BRAH Part NumberB3UA52-00-0A
Replacement for OEM Part #3UA52-00-0A
Replacement for OEM MfrSiemens
FamilyWorld Series
Type3UA, B3UA
Amperage0.1A - 0.16A
StyleSolid State

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.
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 Siemens motor control equipment?
Yes. This BRAH replacement is engineered for direct compatibility with Siemens motor control equipment and follows the same mounting and electrical specifications as the original part.
What OEM part numbers does B3UA52-00-0A replace?
B3UA52-00-0A is a direct replacement for 3UA52-00-0A. No modifications or adapters are required—it installs like the original.
Is B3UA52-00-0A a drop-in replacement for 3UA52-00-0A?
Yes. B3UA52-00-0A is a 1:1 drop-in replacement for 3UA52-00-0A in Siemens 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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