Q2150B - Siemens 150A 2 Pole 120/240V Q Frame Circuit Breaker Plug-On

Product Overview

The Q2150B is a Siemens Q‑frame, plug‑on circuit breaker rated 150 amperes and intended for 120/240V systems. It provides two‑pole overcurrent protection in Q‑type load centers and switchgear that accept Q‑frame plug‑on breakers.

This listing is for the exact Siemens part number Q2150B (new condition). For pricing and availability, request a quote.

Key Features

• Siemens Q‑frame, 2‑pole, plug‑on mounting
• 150 A continuous rated trip
• Intended for 120/240V AC systems
• Exact manufacturer part number: Q2150B
• Sold as the single SKU Q2150B (new condition)

Function and basic purpose

The Q2150B provides two‑pole overcurrent protection for branch or feeder circuits. As a plug‑on Q‑frame breaker, it is designed to interrupt fault and overload conditions for 120/240V AC systems while occupying a two‑pole space in compatible Siemens equipment.

• Two‑pole construction protects both hot legs simultaneously
• Plug‑on style for direct installation into compatible Q‑frame load centers or switchgear

Electrical rating and load application

This breaker is rated for 150 amps and intended for use on 120/240V alternating current systems. Use it where a two‑pole 150A protective device is specified by your electrical design or equipment documentation.

• Ampere rating: 150 A
• Voltage: 120/240V AC

Panel compatibility and mounting type

The Q2150B is a Q‑frame, plug‑on breaker. It fits Siemens Q‑frame load centers and switchgear designed to accept Q‑frame plug‑on breakers. Confirm panel model and bus compatibility before installing.

• Mounting: plug‑on (Q‑frame)
• Intended for Siemens Q‑frame panels and switchgear that accept Q‑frame breakers

Ordering guidance

This product page covers the exact Siemens part number Q2150B sold as a single SKU. Confirm the model number and quantity required before ordering. Request a quote for pricing and availability.

• Part number: Q2150B
• Condition: New
• For price and lead‑time information, request a quote

Before You Order

Confirm the panel model and Q‑frame compatibility, and verify that a two‑pole 150A breaker is the correct device for your circuit. If you need pricing or availability, request a quote.

• Verify panel and bus accept Q‑frame plug‑on breakers
• Confirm required ampere rating (150A) and system voltage (120/240V)
• Confirm quantity and exact part number Q2150B before placing an order

Ordering from Lumera Electric

Check the purchasing options shown on the Lumera Electric product page for Q2150B - Siemens 150A 2 Pole 120/240V Q Frame Circuit Breaker Plug-On. For project quantities or additional ordering requirements, use Request a Quote and provide the required quantity.