Q1-2100TF - 100 Amp Circuit Breaker

Q1-2100TF - 100 Amp Circuit Breaker

If you’re looking for a dependable heavy-duty breaker for maintenance or upgrade work in a residential or light commercial panel, the Q1-2100TF 100 Amp 2-Pole Circuit Breaker is engineered to deliver both performance and peace of mind. Built for 120/240 VAC systems and rated at 10 kA interrupting capacity, this breaker is designed to shield your circuits against overloads and short-circuit events — giving you reliability from day one. At the same time, its space-efficient footprint (just 4 “spaces” in most panels) and plug-on top-feed design make installation clean and straightforward. Whether you’re re-maintaining an older panel or installing into a new light commercial set-up, this breaker offers the dependable protection your system requires.

Key Features and Benefits

• Thermal-magnetic operation with 100 A rating: Combines long-term overload protection with fast response to shorts, so your system stays safeguarded and you avoid unexpected downtime.
• 2-pole, 120/240 VAC compatibility: Ideal for dual-leg residential or light commercial loads, giving you broad flexibility across applications.
• 10 kA interrupting capacity (AIC): High protection rating means the breaker can safely clear fault currents at substantial levels, reducing risk of damage.
• Space-efficient 4-space design: Fits into tight panel installations, meaning you won’t sacrifice capacity or convenience in restricted setups.
• Top-feed line terminals + plug-on design: Simplifies installation and reduces wiring complexity, saving you time on the job and ensuring tidy, professional results.
• Durable construction with corrosion-resistant materials: Built to last in varying environments, supporting long-term service with minimal replacement needs.

Technical Specifications

• Amperage: 100 A
• Poles: 2
• Voltage Rating: 120/240 VAC
• Interrupting Capacity: 10 kA (10,000 A)
• Frame Type: Q1
• Dimensions:
  • Width: 1.50″
  • Length: 6.38″
  • Depth: 2.31″
• Weight: Approximately 3.50 lb
• Additional Features: Plug-on design, thermal-magnetic mechanism, top feed line terminals, occupies 4 panel spaces

Material Compliance and Certifications

• This breaker is constructed using high-grade, corrosion-resistant materials to ensure dependable service in diverse conditions. It meets or exceeds industry standards for safety and performance in residential and light commercial settings — providing you with the assurance that your investment is engineered to reliable specifications.

Where It Works Best

• The Q1-2100TF is ideal in scenarios where you’re maintaining or upgrading existing switchgear in homes, apartment buildings, or light-commercial facilities. It shines when you need a large 100 A capacity breaker that fits into standard 120/240 VAC panels, especially when space is limited but you don’t want to compromise on protection. Whether you’re ensuring compliance with safety requirements, preventing overloads on primary circuits, or simply replacing a worn-out breaker with one you can trust for years — this unit offers the performance and simplicity your job demands.