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SIEMENS Miniature Circuit Breaker: 70 A Amps, 120/240V AC, 2 Poles - Q Series, Plug-In Siemens Miniature Circuit Breakers
SIEMENSQ Series, Plug-In Siemens Miniature Circuit Breakers

SIEMENS Miniature Circuit Breaker: 70 A Amps, 120/240V AC, 2 Poles

The Siemens Q270 is a Q Series, plug-in miniature circuit breaker rated 70 A at 120/240V AC, 2-pole, Std type, with a 10kA interrupting capacity at 120V AC. Designed for use in Siemens EQ Load Centers, this…

SKU 3G-OTH-622298

Brand
SIEMENS
Item
Miniature Circuit Breaker: 70 A Amps, 120/240V AC, 2 Poles
Category
Q Series, Plug-In Siemens Miniature Circuit Breakers
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Technical Specifications

SIEMENS
Manufacturer Part Number
Q270
Type
Std
AC
120/240V
Poles
2
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SIEMENS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Siemens Q270 is a Q Series, plug-in miniature circuit breaker rated 70 A at 120/240V AC, 2-pole, Std type, with a 10kA interrupting capacity at 120V AC. Designed for use in Siemens EQ Load Centers, this single-pole breaker provides overcurrent protection for branch circuits in residential and light commercial electrical systems.

Frequently Asked Questions

What is the Siemens Q270 miniature circuit breaker used for?

The Siemens Q270 is a 70 A, 2-pole miniature circuit breaker designed for overcurrent protection in branch circuits. It is used in residential and light commercial electrical systems, specifically in Siemens EQ Load Centers, to protect wiring and equipment from overloads and short circuits.

What are the specifications of the Siemens Q270 circuit breaker?

The Siemens Q270 is rated 70 A at 120/240V AC, 2-pole, with a 10kA interrupting capacity at 120V AC. It is a plug-in type, single-pole design, part of the Q Series, and intended for use in Siemens EQ Load Centers. The manufacturer part number is Q270.

Where to buy the Siemens Q270 circuit breaker worldwide?

3G Electric supplies the Siemens Q270 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 to order this genuine Siemens Q Series breaker for your project.

How to install the Siemens Q270 circuit breaker?

To install the Siemens Q270, ensure the load center is de-energized. Align the breaker's plug-in tabs with the bus bar in a Siemens EQ Load Center and press firmly until it snaps into place. Connect the circuit wires to the terminal screws, torque to manufacturer specifications, and verify proper operation before restoring power.

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 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.

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