SQUARE D Miniature Circuit Breaker: 50 A, 120/240V AC, Single Phase, 22kA at 120/240V AC
The SQUARE D QO Series Miniature Circuit Breaker (MPN QO250VH) is a 50 A, single-phase, plug-in unit rated for 120/240V AC with a maximum AIR rating of 22kA at 120/240V AC. Designed for use with QO Load Centers and…
SKU 3G-OTH-21973
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 QO Series Miniature Circuit Breaker (MPN QO250VH) is a 50 A, single-phase, plug-in unit rated for 120/240V AC with a maximum AIR rating of 22kA at 120/240V AC. Designed for use with QO Load Centers and NQ Panelboards, this 2-pole breaker provides overcurrent protection in industrial electrical distribution systems.
Frequently Asked Questions
What is the SQUARE D QO250VH miniature circuit breaker used for?
The SQUARE D QO250VH is a 50 A, 2-pole miniature circuit breaker used for overcurrent protection in industrial electrical distribution systems. It is designed for single-phase, 120/240V AC applications and is compatible with QO Load Centers and NQ Panelboards, providing reliable branch circuit protection.
What are the specifications of the SQUARE D QO250VH circuit breaker?
The SQUARE D QO250VH is a 50 A, single-phase, plug-in miniature circuit breaker rated for 120/240V AC. It has a maximum AIR rating of 22kA at 120/240V AC and is designed for use with QO Load Centers and NQ Panelboards. The manufacturer part number is QO250VH.
Where to buy the SQUARE D QO250VH circuit breaker worldwide?
You can source the SQUARE D QO250VH circuit breaker through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine SQUARE D components for industrial electrical systems.
How to install the SQUARE D QO250VH circuit breaker?
To install the SQUARE D QO250VH, ensure the panel is de-energized. Plug the breaker into a compatible QO Load Center or NQ Panelboard slot, aligning the mounting tabs. Secure it firmly and verify the connection. Always follow local electrical codes and consult a qualified electrician for safe installation.
Used in
Common applications for SQUARE DSQUARE D Products
3G Electric supplies SQUARE D qo series, plug-in square d miniature circuit breakers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
