Eaton BQ Quadplex Circuit Breaker 20A/40A Four-Pole 120/240V with CTL Plug-On Design

Eaton BQ Quadplex Circuit Breaker 20A/40A Four-Pole 120/240V with CTL Plug-On Design

Professional Four-Pole Circuit Protection with Dual Amperage Configuration

The Eaton BQ Quadplex Circuit Breaker delivers reliable electrical protection with a unique dual-amperage configuration featuring one two-pole 20A and one two-pole 40A section in a compact four-pole design. This thermal magnetic circuit breaker operates at 120/240V with 10 kAIC interrupt rating and features CTL plug-on mounting for Type BR Loadcenters. The unit includes rejection tab feature for enhanced safety and accommodates #14-4 AWG Cu/Al wire connections.

Professional Features & Benefits

• Dual Amperage Configuration: Provides flexible circuit protection with (1) Two-Pole 20A and (1) Two-Pole 40A in one compact unit for versatile load management.
• 10 kAIC Interrupt Rating: Delivers reliable fault current interruption capability for enhanced electrical system protection and safety.
• CTL Plug-On Design: Ensures quick and secure installation with Type BR Loadcenters while maintaining proper electrical connections.
• Rejection Tab Feature: Prevents incorrect installation and enhances safety by ensuring proper breaker-to-panel compatibility.
• Thermal Magnetic Operation: Combines thermal overload and magnetic short-circuit protection for comprehensive circuit safeguarding.
• UL 489 Certification: Meets rigorous safety and performance standards for professional electrical applications.
• HACR Application Listed: Approved for heating, air conditioning, and refrigeration applications providing versatile installation options.

Technical Specifications

• Amperage Rating: (1) Two-Pole 20A, (1) Two-Pole 40A
• Catalog Notes: All Type BD Duplex and BQ Quadplex circuit breakers carry listing for HACR applications. All 15 and 20 ampere single poles are switch duty rated.
• Certifications: UL 489
• Circuit Breaker Type: BQ
• Compliances: Federal Specifications Classification W-C375
• Department: Electrical
• Interrupt Rating: 10 kAIC
• Main Circuit Breaker: BQ
• Mounting Method: Plug-on
• Number Of Poles: Four-pole
• Product Details: Type BQ 1-Inch CTL plug-on circuit breaker
• Product Group: Electrical
• Product Height: 2.4 in
• Product Length Depth: 2 in
• Product Weight: .8 lb
• Product Width: 3 in
• Quantity: 28
• Special Features: Includes rejection tab feature
• Trip Type: Independent
• Used With: Type BR Loadcenters
• Voltage Rating: 120/240 V
• Wire Size: #14-4 AWG Cu/Al

Installation & Operation

1. Mount the unit in a suitable location with appropriate clearance and access for connections and service.
2. Connect utility and load conductors following applicable guidelines and the manufacturer's instructions.
3. Wire generator or power input according to the provided voltage/phase specifications and compatible capacity.
4. Configure any available load management or control features as supported by the provided specifications.
5. Test automatic transfer or operational functionality and verify proper performance before placing into service.
6. Complete final inspection and follow ongoing maintenance practices appropriate to the product category.

Professional Applications

• Residential electrical panels requiring dual-amperage circuit protection
• Commercial facilities with mixed load requirements
• HVAC system installations requiring HACR-rated protection
• Multi-unit properties with diverse electrical loads
• Professional offices with varying circuit demands
• Light industrial applications requiring reliable circuit protection

Why Choose Eaton Quality?

Eaton BQ circuit breakers deliver proven reliability with UL 489 certification and Federal Specifications Classification W-C375 compliance. The compact 2.4" x 3" x 2" design weighs just 0.8 lb while providing robust four-pole protection, ensuring long-term performance in demanding electrical applications.