MP2020 - Duplex 20/20 Circuit Breaker

MP2020 - Duplex 20/20 Circuit Breaker

Meet the MP2020 duplex circuit breaker — a compact yet powerful solution for keeping your home’s electrical system safe and efficient. Engineered to deliver consistent, reliable circuit protection, this miniature thermal‑magnetic breaker is ideal for modern residential electrical panels. With its slim ½-inch-per-pole profile, it fits cleanly into standard load centers and provides dependable protection against overloads and short circuits. Whether you’re updating an older panel or adding new circuits during a remodel, the MP2020 gives you straightforward, worry‑free protection.

Key Features and Benefits

• Space‑Saving Design: The MP2020’s ½-inch-per-pole construction helps you maximize space in your load center — perfect for compact or crowded residential electrical panels.
• Dual 20 Amp Protection: Equipped with two separate 1‑pole, 20-AMP breakers, this duplex unit delivers dual circuit coverage, enhancing safety and flexibility in wiring home circuits.
• Strong Surge Handling: With a 10 kA interrupt rating, it handles sudden current surges and fault conditions, offering reliable protection under heavy loads or short‑circuit events.
• Wiring Flexibility: Compatible with a wide range of wire gauges — from 14–8 AWG copper to 12–8 AWG aluminum — making installation easier whether you’re wiring lighting, outlets, or small appliances.

Technical Specifications

• Type: MH‑T Duplex thermal‑magnetic breaker
• Voltage Rating: 120 V
• Current Rating: (2) 1‑Pole breakers, each 20 AMP
• Interrupt Rating: 10 kA
• Poles: 2 (duplex configuration)
• Dimensions:
  • Length: 3.1 in
  • Width: 1.0 in total
  • Height: 3.0 in
• Operating Temperature: Up to 40 °C
• Weight: 0.375 lb

Material Compliance and Certifications

• UL Listed: Meets Underwriters Laboratories standards, ensuring safety and performance compliance for residential installations.
• CSA Certified: Complies with Canadian Standards Association safety requirements — recognized for quality and adherence to rigorous testing standards.
• SWD Rated: Approved for switching duty, making the unit suitable for lighting circuits and other controlled-load applications.
• HACR Rated: Safe for use with Heating, Air Conditioning, and Refrigeration systems, so it works well for HVAC‑related loads in residential setups.

Where It Works Best

• The MP2020 duplex breaker shines in residential environments — especially in homes where space in the main load center is at a premium or when you want reliable protection for multiple circuits without installing two separate breakers. It’s convenient when wiring lighting circuits, small appliance circuits, or dedicated runs for HVAC control systems. Whether you’re upgrading an old panel or building a new one from scratch, this breaker offers the safety and performance homeowners expect — with a compact form factor that fits neatly into standard load centers.