Square D 3G-OTH-21497 — Technical Specifications

Name: Square D 3G-OTH-21497 SQUARE D Miniature Circuit Breaker: 20 A, 120/240V AC, Single Phase, 10kA at 120/240V AC, 2 Poles (MPN QO220). Key specifications — Phase: Single; Amps: 20 A; AC Voltage Rating: 120/240V AC; Max. AIR Rating: 10kA at 120/240V AC; For Use With: QO Load Centers and NQ Panelboards; Brand: SQUARE D.
Brand: Square D

The SQUARE D QO220 is a 20 A, 2-pole miniature circuit breaker from the QO Series, designed for plug-in installation in QO Load Centers and NQ Panelboards. It is rated for single-phase operation at 120/240V AC with a maximum AIR rating of 10kA at 120/240V AC.

View Product & Quote

Technical Specifications

Parameter	Value
AC	120/240V
Amps	20 A
Type	Single Phase, 10kA at 120/240V AC
Brand	SQUARE D
Phase	Single
Poles	2
For Use With	QO Load Centers and NQ Panelboards
Max. AIR Rating	10kA at 120/240V AC
AC Voltage Rating	120/240V AC
Manufacturer Part Number	QO220