SIEMENS Q140 Q Series Plug-In Miniature Circuit Breaker
The Siemens Q140 is a Q Series, plug-in miniature circuit breaker rated 40 A at 120V AC, single-pole, with a 10kA interrupting capacity at 120V AC. Designed for use in Siemens EQ Load Centers, this Std-type breaker…
SKU 3G-OTH-622289
Also listed as: Q 140 · Q-140
Local availability & support — Singapore
- Local office
- 20 Woodlands Link #09-05, Singapore 738733
- Phone
- +65 8878 8355
- Delivery
- Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
- Payment
- Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
- Ships to
- Singapore
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Product Description
The Siemens Q140 is a Q Series, plug-in miniature circuit breaker rated 40 A at 120V AC, single-pole, with a 10kA interrupting capacity at 120V AC. Designed for use in Siemens EQ Load Centers, this Std-type breaker provides overcurrent protection in a compact 1-pole form factor.
Frequently Asked Questions
What is the Siemens Q140 miniature circuit breaker used for?
The Siemens Q140 is a single-pole, 40 A miniature circuit breaker used for overcurrent protection in residential and commercial electrical panels. It is designed for plug-in installation in Siemens EQ Load Centers, safeguarding branch circuits against overloads and short circuits at 120V AC.
What are the specifications of the Siemens Q140?
The Siemens Q140 is a Q Series, plug-in miniature circuit breaker rated 40 A at 120V AC, single-pole, with a 10kA interrupting capacity at 120V AC. It is a Std-type breaker designed for use in Siemens EQ Load Centers and carries the MPN Q140.
Where to buy the Siemens Q140 circuit breaker worldwide?
3G Electric supplies the Siemens Q140 miniature circuit breaker to customers worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this genuine Siemens part to your facility, regardless of location.
How to install the Siemens Q140 in a load center?
To install the Siemens Q140, ensure the panel is de-energized, then align the breaker's plug-in tabs with the bus bar in a Siemens EQ Load Center. Press firmly until it snaps into place. Always follow local electrical codes and the manufacturer's instructions for safe installation.
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Common applications for SIEMENSSIEMENS Products
3G Electric supplies SIEMENS q series, plug-in siemens miniature circuit breakers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
