Skip to product information
1 of 1

SIEMENS

Q24020CT2 - Quadplex 40/20Amp Circuit Breaker

Q24020CT2 - Quadplex 40/20Amp Circuit Breaker

Regular price $69.00 USD
Regular price Sale price $69.00 USD
Sale Sold out
Shipping calculated at checkout.
Condition

Q24020CT2 - Quadplex 40/20Amp Circuit Breaker

The Q24020CT2 is a Type QT quadplex circuit breaker built for your applications where panel space matters. It combines 40-amp and 20-amp protection in a compact plug-in design that measures only 2 inches wide. The breaker is rated for 120/240 VAC and has a 10 kA interrupting rating. It's also HACR-rated, making it suitable for certain heating, air-conditioning, and refrigeration applications when equipment specifications call for it. One of the main advantages here is simply space. Instead of using more panel room to accommodate the required circuits, the quadplex layout puts two common-trip, two-pole circuits into a relatively small footprint. That's useful for replacement work and for your compatible load centers where open breaker positions may be limited. As always, don't go by dimensions alone when matching a breaker. Check the panel labeling, breaker type, amperage, voltage, and interrupting rating before installation.

Key Features and Benefits

  • 40/20 amp configuration for applications requiring this combination of circuit protection.
  • The quadplex design puts two common-trip, two-pole circuits into one compact breaker.
  • Measures just 2 inches wide, helping conserve panel space.
  • Rated for 120/240VAC electrical systems.
  • 10kA A.I.C. rating at 120/240VAC.
  • Plug-in construction makes it suitable for load centers designed to accept this Type QT configuration.
  • HACR rated for qualifying heating, air-conditioning, and refrigeration equipment.
  • Rated at 40°C.
  • Common-trip operation is provided for the respective two-pole circuits.

Technical Specifications

  • Part Number: Q24020CT2
  • Breaker Type: QT
  • Configuration: Quadplex
  • Amperage: 40/20A
  • Voltage Rating: 120/240VAC
  • A.I.C. Rating: 10kA @ 120/240VAC
  • Installation Style: Plug-In
  • Height: 3.13 in.
  • Width: 2.0 in.
  • Depth: 2.56 in.
  • Temperature Rating: 40°C
  • HACR Rated: Yes

Material Compliance and Certifications

  • The Q24020CT2 circuit breaker is HACR-rated and intended for use in compatible electrical distribution equipment. Type QT breakers are designed to meet applicable UL 489 circuit breaker requirements.
  • Physical size isn't enough to determine whether a breaker belongs in a particular panel. Before replacing or installing one, check the panel documentation and make sure the breaker type and electrical ratings are approved for that equipment. Installation should also comply with applicable electrical codes and manufacturer requirements.

Where It Works Best

  • This breaker is a good fit when you need a 40/20A quadplex configuration and don't have panel space to waste. Its 2-inch width makes it particularly useful in compatible residential or light commercial load centers where several circuits need to be accommodated within the available breaker positions.

Use of Original Equipment Manufacturer (OEM) trademarks, names, and logos is for informational and identification purposes only. This does not imply any affiliation, sponsorship, endorsement, or approval by the original equipment manufacturer. CIRCUIT BREAKER SUPERSTORE® is an independent reseller and is not an authorized distributor, affiliate, or representative of any manufacturer. Manufacturer warranties do not apply unless expressly stated. All trademarks and registered trademarks are the property of their respective owners.

Siemens®, I-T-E®, and Murray® are registered trademarks of Siemens AG. Products sold are surplus, used, or refurbished and are NOT supplied by Siemens AG or its affiliates.

View full details