SQUARE D Miniature Circuit Breaker: 10 A, 120/240V AC, Three Phase, 10kA at 120/240V AC
The SQUARE D QO310 is a three-pole, plug-in miniature circuit breaker from the QO Series, rated for 10 A at 120/240V AC with a maximum AIR rating of 10kA at 120/240V AC. Designed for use with QO Load Centers and NQ…
SKU 3G-OTH-21188
Also listed as: QO 310 · QO-310
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 QO310 is a three-pole, plug-in miniature circuit breaker from the QO Series, rated for 10 A at 120/240V AC with a maximum AIR rating of 10kA at 120/240V AC. Designed for use with QO Load Centers and NQ Panelboards, this three-phase breaker provides overcurrent protection in a compact, plug-in format.
Frequently Asked Questions
What is the SQUARE D QO310 miniature circuit breaker used for?
The SQUARE D QO310 provides overcurrent protection for three-phase electrical systems up to 10 A at 120/240V AC. It is designed for use in QO Load Centers and NQ Panelboards, making it suitable for commercial and industrial branch-circuit protection.
What are the specifications of the SQUARE D QO310?
The SQUARE D QO310 is a three-pole, plug-in miniature circuit breaker rated 10 A at 120/240V AC, three-phase, with a maximum AIR rating of 10kA at 120/240V AC. It is part of the QO Series and is compatible with QO Load Centers and NQ Panelboards.
Where to buy the SQUARE D QO310 worldwide?
3G Electric supplies the SQUARE D QO310 miniature circuit breaker to customers 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 three-pole, 10 A breaker.
How to install the SQUARE D QO310 in a panelboard?
The SQUARE D QO310 is a plug-in breaker designed for QO Load Centers and NQ Panelboards. Ensure the panel is de-energized, then align the breaker's mounting tabs with the bus bar and press firmly until it snaps into place. Always follow local electrical codes and the manufacturer's instructions.
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.
