[Lifetime Warranty] 3 Pole 40 Amp Contactor 120 VAC Coil Definite Purpose Contactor

3 Pole 40 Amp Contactor 120V Coil DP Contactor HVAC Contactor 42CF35AF Equivalent Key Features Type: Definite Purpose (DP) Contactor Poles: 3 Pole Full Load Amperage (FLA): 40 Amp Coil Voltage: 120V AC Frequency: 50/60 Hz Contacts: Silver alloy construction Certifications: UL Listed, A2L refrigerant system compliant Replaces / Cross-Reference Part Numbers Siemens / Furnas: 42CF35AF Eaton: C25DNF340A Compatibility & Fitment Designed for HVAC systems, including air conditioners and heat pumps. Direct replacement for 3-pole contactors with a 120V coil. Suitable for applications requiring a 20A, 25A, 30A, 35A, or 40A contactor. When to Replace Outdoor condenser unit fails to start. Visible arcing, pitting, or burning on the contacts. Loud buzzing or chattering noise from the contactor during operation. Coil shows no continuity when tested with a multimeter. Contactor is physically stuck in the open or closed position. Installation Tips Disconnect all electrical power at the circuit breaker and service disconnect before installation. Confirm power is off using a voltage meter. Photograph or label existing wire connections to ensure correct reassembly. Securely tighten all terminal connections to prevent overheating. Ensure the replacement contactor's voltage and amperage ratings match the system's requirements.