SQUARE D Miniature Circuit Breaker: 70 A, 120/240V AC, Three Phase, 22kA at 120/240V AC
The SQUARE D QO370VH is a 70 A, three-phase miniature circuit breaker from the QO Series, designed for plug-in installation in QO Load Centers and NQ Panelboards. It has an AC voltage rating of 120/240V AC and a…
SKU 3G-OTH-22128
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 SQUARE D QO370VH is a 70 A, three-phase miniature circuit breaker from the QO Series, designed for plug-in installation in QO Load Centers and NQ Panelboards. It has an AC voltage rating of 120/240V AC and a maximum AIR rating of 22kA at 120/240V AC.
Frequently Asked Questions
What is the SQUARE D QO370VH miniature circuit breaker used for?
The SQUARE D QO370VH is a 70 A, three-phase miniature circuit breaker used for overcurrent protection in QO Load Centers and NQ Panelboards. It handles 120/240V AC systems with a 22kA interrupting rating, making it suitable for commercial and industrial branch circuits.
What are the specifications of the SQUARE D QO370VH?
The SQUARE D QO370VH is a 3-pole, 70 A, three-phase miniature circuit breaker rated 120/240V AC with a maximum AIR rating of 22kA at 120/240V AC. It is a plug-in QO Series unit designed for use with QO Load Centers and NQ Panelboards.
Where to buy the SQUARE D QO370VH worldwide?
3G Electric supplies the SQUARE D QO370VH miniature circuit breaker worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this QO Series breaker.
How to install the SQUARE D QO370VH circuit breaker?
Install the SQUARE D QO370VH by plugging it into a compatible QO Load Center or NQ Panelboard bus. Ensure power is off, align the breaker with the mounting rail, and press firmly until it snaps into place. Follow NEC guidelines and local codes for proper torque and wiring.
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.
