The York QD100 (QDL32100) Circuit Breaker is a reliable, heavy-duty 3-pole breaker designed for HVAC and electrical applications that require robust circuit protection. Operating at 240 volts, this unit provides 100 amps of current protection with a 25kA interrupting capacity, making it suitable for high-demand systems. Built to UL standards, it ensures safe and consistent performance across both 50Hz and 60Hz power systems. Its 40C/75C temperature rating allows installation in various environments while maintaining full operational integrity. Key Features: Genuine York OEM circuit breaker for HVAC and electrical panels. 3-pole configuration for balanced protection of three-phase systems. Rated at 100 amps and 240V AC for dependable power handling. 25kA interrupting capacity for high short-circuit protection. Operates at 50/60Hz, compatible with most global power systems. Designed for 40C and 75C operating environments. High mechanical endurance and easy snap-in installation. Specifications: Part Numbers: QD100 / QDL32100 Type: Circuit Breaker Poles: 3 Amperage: 100A Voltage: 240V AC Interrupt Rating: 25kA Frequency: 50/60 Hz Temperature Rating: 40C / 75C Mounting: Bolt-on Manufacturer: York (by Johnson Controls) Compatible Models: D6CG060N07925MAB, D4CE060E01525MA, D4CG150N16525MDC, D3CE090E01825MED, D7CG060N09925MAA, D3CG090N16525MBH, D6CG036N07925MBB, D3CG120A25MPC, D6CG060N07925MBC, D4CG150N16525MGD, and more. Why Choose This Item: The York QD100 / QDL32100 Circuit Breaker offers reliable circuit protection, durable construction, and precision-engineered performance for demanding HVAC and electrical systems. As a genuine OEM component, it ensures safe operation, easy installation, and long-term dependability for commercial or industrial applications.