Siemens QT, Q21515CT2, 15A/15A, 2P Quadplex, 120/240V, 10kA, Plug-In, Common Trip, Circuit Breaker
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Siemens Q21515CT2: 15 Amp / 15 Amp, Type QT Quadplex thermal-magnetic plug-in circuit breaker, two 2-pole common-trip circuits in one 2-inch unit, 120/240V, 10kA, CTL, UL Listed.
- Manufacturer: Siemens
- Brand: Siemens
- Product Range: Type QT Quadplex (for Siemens Load Centers that accept CTL Type QT breakers)
- UPC: 783643083912
- Model Number: Q21515CT2
- Breaker Type: Quadplex Thermal-Magnetic Circuit Breaker, two 2-pole circuits (inner and outer), each Common Trip, CTL
- Amperage: 15 Amps (inner 2-pole) / 15 Amps (outer 2-pole)
- Poles: Quadplex (two 2-pole circuits, ½ in per pole)
- Voltage: 120/240 Volts AC
- Interrupt Rating: 10 kAIC @ 120/240V AC
- Mounting Mode: Plug-In (occupies two 1 in spaces)
- Connections Terminals: Insta-Wire Load Lugs
- Wire Size: #14–6 AWG Cu/Al
- Dimensions: Height: 3.12 in; Width: 2.00 in; Depth: 2.06 in
- Certifications: UL 489, CSA C22.2
- Special Features: Space-saver design with two independent 240V circuits in the space of one standard 2-pole breaker; inner and outer pole pairs each common trip; CTL rejection feature
- Weight: 0.78 lb
This Siemens Q21515CT2 Type QT quadplex breaker provides two independent 15 Amp, 2-pole common-trip circuits for 120/240V loads in a single 2-inch plug-in unit. It adds a 240V circuit without taking up another panel space. It is designed for Siemens load centers that accept CTL Type QT breakers; check the panel label before installing.
New Condition
- Products in new condition are unused and in their original state.
- Backed by our 24-month warranty, ensuring reliability and peace of mind.
Reconditioned Condition
- Products in reconditioned condition are previously owned but have been professionally tested and inspected to ensure full functionality.
- May include minor repairs, such as replacing damaged screws, but are not fully refurbished.
- Covered by our 12-month warranty, guaranteeing performance.
Free Shipping on Orders Over $250
Enjoy free standard shipping on all orders over $250!
- Applies to the contiguous United States
- Excludes Alaska, Hawaii, U.S. territories, and oversized items
- No promo code needed—free shipping is automatically applied at checkout when your order total is $250 or more.
For full details, please refer to our Shipping Policy.
30-Day Hassle-Free Returns
Your satisfaction is our priority!
- Free returns within 30 days of purchase
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For complete terms, please refer to our Return Policy.
Complete your Siemens panel
Working in the panel? Here is what usually goes with this breaker.
