The Square D QO2401021 is a miniature circuit breaker designed for overcurrent protection and switching in AC and DC systems. This 2-pole breaker is rated at 40A and 120/240VAC, with a 10kA breaking capacity and plug-in mounting. It features a trip-free toggle mechanism, quick make/break action, and VisiTrip trip indication. Includes an AC shunt trip.
Provides overcurrent protection and switching on AC and DC systems.
Features a trip-free toggle mechanism and quick make/break action.
Offers VisiTrip trip indication for visual identification of tripped circuits.
Product Highlights
This Square D miniature circuit breaker provides reliable overcurrent protection with quick installation and clear trip indication.
Product Information
Standard Information
Brand: SQUARE D
Manufacturer Part Number: QO2401021
Country of Origin: Mexico
Technical Specifications
Type
Miniature circuit-breaker
Brand
Square D
MPN
QO2401021
Current
40 Amp
Voltage
120/240 VAC
Amperage
40 Amp
Sub Brand
QO
Wire Size
AWG 8...AWG 2 copper or aluminium
Applications
HACR rated
Mounting Type
Plug-in
TC Connection
Box lugs
Certifications
CSA,UL Listed
Conductor Size
8-2 AWG
Number of Poles
2 Pole
Interrupt Rating
5, 10 kAIC
Line Rated Current
40 A
Circuit Breaker Type
Standard
Short Circuit Current
10 kA
Voltage Rating
120/240 VAC at 50/60 Hz
Current Rating
40 Ampere
Interrupting Rating
10 Kiloampere
Terminal Type
Box Lug
Mounting
Plug On
Used On
QO Load Center, NQOD Panelboard, OEM Interior/Speed-D Switchboard Distribution Panel
Approval
UL, CSA
Electrical Connection
box lugs
[Ue] Rated Operational Voltage
120/240 V AC || 120 V AC
Breaking Capacity
10 kA 120/240 V AC || 10 kA 120 V AC
Awg Gauge
AWG 8...AWG 2 copper or aluminium
Product Certifications
UL Listed || CSA
Series
NQ
Application
APPLIANCE, LIGHTING
Poles
2 POLE(S)
Frame Type
Q
Tripping Method
THERMAL MAGNETIC, COMMON TRIP
Wire Range
14 TO 8 AWG (ALUMINUM/COPPER)
Features
WITH VISI-TRIP[R] INDICATOR, 120/208/240 VAC SHUNT TRIP