SQUARE D Miniature Circuit Breaker: 150 A, 120/240V AC, Three Phase, 22kA at 120/240V AC
The SQUARE D QOB Series Miniature Circuit Breaker (MPN QOB3150VH) is a 150 A, three-phase, bolt-on circuit breaker rated for 120/240V AC with a maximum AIR rating of 22kA at 120/240V AC. Designed for use with Square…
SKU 3G-OTH-22704
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
Need installation or engineering help?
Ask a question
Product Description
The SQUARE D QOB Series Miniature Circuit Breaker (MPN QOB3150VH) is a 150 A, three-phase, bolt-on circuit breaker rated for 120/240V AC with a maximum AIR rating of 22kA at 120/240V AC. Designed for use with Square D NQOD panelboards, this 3-pole breaker provides overcurrent protection in industrial electrical distribution systems.
Frequently Asked Questions
What is the SQUARE D QOB3150VH miniature circuit breaker used for?
The SQUARE D QOB3150VH is a 150 A, three-phase, bolt-on miniature circuit breaker used for overcurrent protection in industrial electrical distribution systems. It is designed for use with Square D NQOD panelboards and rated for 120/240V AC with a 22kA interrupting capacity.
What are the specifications of the SQUARE D QOB3150VH circuit breaker?
The SQUARE D QOB3150VH is a 3-pole, 150 A, three-phase miniature circuit breaker rated for 120/240V AC. It has a maximum AIR rating of 22kA at 120/240V AC and is designed for bolt-on mounting in Square D NQOD panelboards. The manufacturer part number is QOB3150VH.
Where to buy the SQUARE D QOB3150VH circuit breaker worldwide?
3G Electric supplies the SQUARE D QOB3150VH miniature circuit breaker to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery for international orders. Contact us to source this Square D breaker for your electrical distribution needs.
How to install the SQUARE D QOB3150VH circuit breaker?
Install the SQUARE D QOB3150VH by bolting it into a compatible Square D NQOD panelboard. Ensure the panel is de-energized before installation. Torque the terminal connections to manufacturer specifications and verify the 150 A, 120/240V AC rating matches your system. Always follow local electrical codes.
Used in
Common applications for SQUARE DSQUARE D Products
3G Electric supplies SQUARE D qob series, bolt-on square d miniature circuit breakers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
