CA1a-DC24V-N ACA1223-2 Power Relay 4-Pin SPST-NO 24VDC 20A Heavy-Duty Relay with Mounting Bracket, Compatible with Volvo Trucks, Compatible with Hino, Compatible with Komatsu Excavator Blower Motor

High-Reliability Power Switching for Professional 24V Fleet ServiceThe Sonzrod CA1a-DC24V-N (ACA1223-2) Power Relay is a precision replacement component built for the extreme electrical demands of heavy-duty vehicles and industrial machinery. Featuring a 4-pin SPST (Normally Open) configuration and an integrated metal mounting bracket, this relay provides a secure, vibration-resistant power connection in 24V environments.[Image showing bracket mount and 4-pin terminal layout]Constructed with AgSnO2 (Silver Tin Oxide) contacts, it is optimized for managing inductive loads such as cooling fans, blower motors, and lighting arrays. The high-profile thermoplastic housing and reinforced bracket design ensure reliable performance in temperature-critical engine bays and heavy equipment chassis.Technical Specifications:Model: CA1a-DC24V-N / ACA1223-2Pin Configuration: 4-Pin SPST-NOVoltage: 24V DC (Coil)Contact Rating: 20A @ 28VDCMounting: Integrated Metal BracketTotal Dimensions: 2.44 x 1.14 x 0.98 InchesContact Material: AgSnO2 (Silver Tin Oxide)Interchange & Cross-Reference:Suitable replacement for standard CA1a-DC24V-N and ACA1223-2 modelsTypical Applications: Compatible with Volvo truck AC systems, compatible with Komatsu excavator auxiliary systemsIndustry Standard: 24V 20A Bracket-Mount Power RelayCompliance Note: Model CA1a-DC24V-N is a specialized replacement electrical component designed for 24V automotive and industrial sub-assemblies.

• SPECIFICATIONS & BRACKET DESIGN: Professional-grade CA1a-DC24V-N (ACA1223-2) 4-Pin SPST-NO (Normally Open) power relay by Sonzrod. Rated for 24VDC with a 20A contact load. Measured Dimensions: 2.44" x 1.14" x 0.98" (6.2 x 2.9 x 2.5 cm), including the integrated metal mounting bracket for secure bolt-on installation
• HEAVY-DUTY 24V COMPATIBILITY: Specifically engineered for 24V electrical systems in heavy trucks, buses, and earthmoving machinery. This component is compatible with Volvo, compatible with Hino, and compatible with Komatsu chassis-mounted auxiliary circuits. Direct replacement component for power distribution centers
• DIAGNOSTIC CIRCUIT SOLUTION: Effectively resolves electrical failures such as heavy-duty blower motor inoperability, A/C compressor clutch disengagement, and hydraulic pump motor failures. Designed to handle the vibration and high-current demands of 24V diesel engine environments
• INDUSTRIAL-GRADE ARC RESISTANCE: Features AgSnO2 (Silver Tin Oxide) contacts for superior electrical conductivity. This specialized material minimizes surface degradation and prevents contact welding during high-surge switching, ensuring structural integrity under continuous heavy loads
• REPLACEMENT COMPONENT VALUE: Individually packaged for precise fleet maintenance. Explicitly categorized as a replacement component for professional repair, ensuring 24VDC electrical performance without modifying original equipment wiring