Square D QO250 2 Pole 50 Amp 120/240V Circuit Breaker

The Square D QO250 is a 50-amp, 2-pole, 120/240V miniature circuit breaker for use in Square D QO load centers. The QO250 is commonly used for electric ranges, EV charger circuits (Level 2, 240V), and other 240V appliances requiring 50-amp protection. It features plug-in mounting for tool-free installation, a Visi-Trip indicator, and thermal-magnetic trip protection. It has a 10,000 AIC interrupting rating and is HACR rated. UL 489 Listed and CSA Certified.

QO250 Specifications

Specification	Value
Amperage	50A
Poles	2
Voltage	120/240VAC
Interrupt Rating	10kA @ 120/240V
Frame Size	QO Miniature
Mounting Type	Plug-In
Trip Type	Thermal Magnetic
Trip Function	LI — Long-Time, Instantaneous
Wire Size	14–4 AWG (Cu/Al)
Phase	1-Phase / 2-Pole
Standards	UL 489, CSA C22.2 No.5, ANSI
Temperature Rating	-13°F to 158°F (-25°C to 70°C)

Key Features

Plug-in mounting for Square D QO load centers — no tools required
Visi-Trip indicator clearly shows tripped state — distinguishes trip from open
Thermal-magnetic trip provides overload and short-circuit protection
10,000 AIC interrupting rating at 120/240VAC
SWD (Switching Duty) rated — suitable for switching fluorescent lighting loads
HACR rated — suitable for heating, air conditioning, and refrigeration equipment

Applications

Residential 240V appliance circuits (dryers, ranges, water heaters, A/C)
Light commercial 240V branch circuit protection
HVAC equipment branch circuit protection (HACR rated)
Sub-panel feeder protection
Electric vehicle (EV) charger branch circuits

Buy QO250 Circuit Breaker

Square D QO Miniature 50A 2-pole circuit breaker. In stock at AllBreakerSales.com. Call (877) 611-0034 for same-day pricing. Genuine OEM parts, ships from US warehouse.

Brand: Square D | Series: QO Miniature | Catalog Number: QO250

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