CA1a-DC12V-N ACA1213 Power Relay 4-Pin SPST-NO 12VDC 30A Heavy-Duty Relay with Metal Mounting Bracket, Compatible with Toyota, Compatible with Hino Blower Motor & A/C Circuit, Fixes P0480 P0645

High-Reliability Power Switching for Automotive & Industrial SystemsThe CA1a-DC12V-N (ACA1213) Power Relay is a precision replacement component built for the demanding electrical environments of modern vehicles and heavy equipment. Featuring a 4-pin SPST (Normally Open) configuration and an integrated metal mounting bracket, this relay provides a secure, bolt-on power connection that withstands intense vibration and mechanical stress.[Image showing bracket mount and 4-pin terminal mapping]Constructed with AgSnO2 (Silver Tin Oxide) contacts, it is optimized for managing inductive loads such as cooling fans, A/C compressors, and starter motors. The reinforced thermoplastic housing and heat-resistant internal components ensure consistent performance in high-temperature engine bays.Technical Specifications:Model: CA1a-DC12V-N / ACA1213Pin Configuration: 4-Pin SPST-NOVoltage: 12V DC (Coil)Contact Rating: 30A @ 14VDCMounting: Integrated Metal BracketDimensions: 2.44 x 1.14 x 0.98 Inches (6.2 x 2.9 x 2.5 cm)Contact Material: AgSnO2 (Silver Tin Oxide)Interchange & Cross-Reference:Suitable replacement for standard CA1a-DC12V-N and ACA1213 modelsTypical Applications: Compatible with Toyota vehicle circuits, compatible with Hino bracket-mounted power relay applicationsIndustry Standard: 4-Pin 12V 30A Bracket-Mount RelayCompliance Note: Model CA1a-DC12V-N is a specialized replacement electrical component designed for automotive sub-assemblies, meeting OEM electrical specifications for professional repair.

• SPECIFICATIONS & BRACKET DESIGN: Professional-grade CA1a-DC12V-N (ACA1213) 4-Pin SPST-NO (Normally Open) power relay. Rated for 12VDC with a 30A contact load capacity. 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, vibration-resistant installation
• OEM FITMENT & COMPATIBILITY: Precision-engineered replacement component compatible with Toyota electrical systems, compatible with Hino, and heavy-duty Japanese vehicle applications. Fits power distribution centers for high-current applications such as cooling fans, blower motors, and lighting arrays
• DIAGNOSTIC CIRCUIT SOLUTION: Effectively resolves electrical failures indicated by DTC codes P0480 (Radiator Fan Control) and P0645 (A/C Clutch Control). Restores reliable power switching to critical systems, preventing engine overheating and climate control failure
• INDUSTRIAL-GRADE ARC RESISTANCE: Features AgSnO2 (Silver Tin Oxide) contacts for superior conductivity and thermal stability. This specialized material minimizes surface degradation and prevents contact welding during high-surge switching cycles, ensuring long-term structural integrity
• REPLACEMENT COMPONENT VALUE: Individually packaged for precise vehicle maintenance and professional repair. Explicitly categorized as a replacement component for vehicle sub-assemblies, maintaining original factory electrical specifications without modifying the vehicle's wiring architecture