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SIEMENS BQ1B040 BQ Series Miniature Circuit Breaker - BQ & BQH Series, Bolt-On Siemens Miniature Circuit Breakers
SIEMENSBQ & BQH Series, Bolt-On Siemens Miniature Circuit Breakers

SIEMENS BQ1B040 BQ Series Miniature Circuit Breaker

The Siemens BQ1B040 is a BQ Series miniature circuit breaker rated 40 A, 120V AC, single-pole, with a 10kA interrupting capacity at 120V AC. Designed for use in Siemens panelboards, this bolt-on breaker provides…

SKU 3G-OTH-623699

Brand
SIEMENS
Item
BQ1B040 BQ Series Miniature Circuit Breaker
Category
BQ & BQH Series, Bolt-On Siemens Miniature Circuit Breakers
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

SIEMENS
Manufacturer Part Number
BQ1B040
Type
Std
AC
120V
Poles
1

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

Product Description

The Siemens BQ1B040 is a BQ Series miniature circuit breaker rated 40 A, 120V AC, single-pole, with a 10kA interrupting capacity at 120V AC. Designed for use in Siemens panelboards, this bolt-on breaker provides overcurrent protection in a compact, standard form factor.

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 BQ1B040 miniature circuit breaker used for?

The Siemens BQ1B040 is a BQ Series miniature circuit breaker used for overcurrent protection in Siemens panelboards. It is rated 40 A, 120V AC, single-pole, with a 10kA interrupting capacity at 120V AC, making it suitable for branch circuit protection in commercial and industrial electrical distribution systems.

What are the specifications of the Siemens BQ1B040?

The Siemens BQ1B040 is a single-pole miniature circuit breaker rated 40 A, 120V AC, with a 10kA interrupting capacity at 120V AC. It is a bolt-on type, standard form factor, designed for use in Siemens panelboards. The manufacturer part number is BQ1B040.

Where to buy the Siemens BQ1B040 worldwide?

3G Electric supplies the Siemens BQ1B040 miniature circuit breaker to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this BQ Series bolt-on breaker.

How to select the correct Siemens BQ series breaker for a panelboard?

To select the correct Siemens BQ series breaker, verify the panelboard model, required amperage (e.g., 40 A), voltage (120V AC), pole count (single), and interrupting capacity (10kA). The BQ1B040 is a bolt-on type for Siemens panelboards. Always match the breaker type and frame to the panelboard's specifications for proper overcurrent protection.

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 bq & bqh 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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