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SIEMENS Miniature Circuit Breaker: 25 A Amps, 120/240V AC, 1 Poles - B Series, Bolt-On Siemens Miniature Circuit Breakers
SIEMENSB Series, Bolt-On Siemens Miniature Circuit Breakers

SIEMENS Miniature Circuit Breaker: 25 A Amps, 120/240V AC, 1 Poles

The Siemens B125 is a 25 A, single-pole miniature circuit breaker from the BL Series, rated 120/240V AC with a 10kA interrupting capacity. Designed for bolt-on installation in Siemens P1 panelboards, it provides…

SKU 3G-OTH-609706

Brand
SIEMENS
Item
Miniature Circuit Breaker: 25 A Amps, 120/240V AC, 1 Poles
Category
B Series, Bolt-On Siemens Miniature Circuit Breakers
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Technical Specifications

SIEMENS
Manufacturer Part Number
B125
Series
BL
Type
Std
AC
120/240V
Amps
25 A
Phase
Single
Poles
1
For Use With
Siemens P1 Panelboards
Max. AIR Rating
10kA at 120/240V AC
AC Voltage Rating
120/240V AC
View Full Spec Sheet

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SIEMENS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Siemens B125 is a 25 A, single-pole miniature circuit breaker from the BL Series, rated 120/240V AC with a 10kA interrupting capacity. Designed for bolt-on installation in Siemens P1 panelboards, it provides overcurrent protection for single-phase branch circuits.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the Siemens B125 miniature circuit breaker used for?

The Siemens B125 is a 25 A, single-pole miniature circuit breaker used for overcurrent protection in single-phase branch circuits. It is designed for bolt-on installation in Siemens P1 panelboards, rated 120/240V AC with a 10kA interrupting capacity.

What are the specifications of the Siemens B125 circuit breaker?

The Siemens B125 is rated 25 A, 120/240V AC, single-phase, 1 pole, with a maximum AIR rating of 10kA at 120/240V AC. It is part of the BL Series and is designed for use with Siemens P1 panelboards.

Where to buy the Siemens B125 circuit breaker worldwide?

3G Electric supplies the Siemens B125 miniature circuit breaker worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us to order this genuine Siemens part for your panelboard.

How to install the Siemens B125 circuit breaker?

The Siemens B125 is a bolt-on miniature circuit breaker designed for Siemens P1 panelboards. Ensure power is off, align the breaker with the bus bar, and tighten the bolt securely. Follow NEC guidelines and consult a licensed electrician for safe installation.

Used in

Common applications for SIEMENS
District cooling plants — LME73 + RWF55 for condenser-water modulation
Inflight catering and food-processing steam boilers — LMG22 with SQN90 air-fuel cross-damper
Hospital steam-plant redundancy — LME41 with QRA2 UV flame detection for dual-fuel boilers
Semiconductor fab process heat — LME23 and SKP55 gas valves on hot-oil heater skids
Container-terminal reefer-deck heating — LMG22 retrofit onto legacy burner racks

SIEMENS Products

3G Electric supplies SIEMENS b series, bolt-on siemens miniature circuit breakers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Miniature Circuit Breaker: 50 A Amps, 120/240V AC, 1 Poles, Std (MPN B150H). Key specifications — Amps: 50 A; AC Voltage Rating: 120/240V AC; Max. AIR Rating: 22kA at 120/240V AC; For Use With: Siemens P1 Panelboards; Phase: Single; Series: BL.
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Miniature Circuit Breaker: 30 A Amps, 120/240V AC, 1 Poles, Shunt Trip (MPN B13000S01). Key specifications — Amps: 30 A; AC Voltage Rating: 120/240V AC; Max. AIR Rating: 10kA at 120/240V AC; For Use With: Siemens P1 Panelboards; Phase: Single; Series: BL.
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