High Current Automotive Starter Solenoid Switch Relay, 500A Peak, Copper Coil & Stud, 4 Pin SPST NO, DC Power Solenoid Relay for Cars Trucks RV (200A Continuous (24V))

SpecificationItem Type: Automotive Starter Solenoid Switch RelayMaterial: Copper Wire Coil, Nylon Housing, Copper Stud, Silver Alloy ContactRated Voltage (optional): 12V DC (for most vehicles) or 24V DC (for heavy-duty vehicles)Pull-in Voltage: ≤ 8V (for 12V model), 12V-16.8V (for 24V model)Drop-out Voltage: ≥ 1.2V (for 12V model), 2.4V-7.2V (for 24V model)Operating Voltage Range: 9V – 14V (for 12V) / 18V – 28V (for 24V)Coil Power Consumption: 4.8WCoil Resistance: 42 Ohms (for 12V model), 100 Ohms (for 24V model)Maximum Switching Current: 500AContinuous Current Rating: 300A (12V), 200A (24V)Peak Current Rating: 500A (for short durations)Response Time: <5 msContact Type: SPST, Normally Open (NO) Terminal Type: M8 StudMounting: Bracket Mounting, mounted on the starter motor or nearbyDimensions: 65mm x 75mm x 85mmInsulation Resistance: ≥ 100 MΩ at 500V DCDielectric Strength: 1500V AC/minute between coil and contactsOperating Temperature: -30°C to +80°CMechanical Life: 100,000 cycles (on/off).Vibration Resistance: 10–55 Hz, amplitude 1.5mmShock Resistance: 50gApplications: Automotive vehicles (cars, trucks, RV), Heavy-duty vehicles (construction machinery, buses)Connection DiagramPin 1: Control signal (from ignition switch)Pin 2: GroundPin 3: Input from batteryPin 4: Output to starter motor solenoidNoteThe relay is designed for high-current switching applications, ideal for starting large engines or as a main relay in automotive circuits.

• Powerful 500A Peak Performance – Engineered to handle high-current demands, this solenoid relay delivers up to 500A peak current, ensuring reliable engine starts for cars, trucks, and RVs, even in extreme conditions.
• Durable Copper & Silver Construction – Built with a copper wire coil, silver alloy contacts, and corrosion-resistant M8 copper studs for superior conductivity and long-lasting performance under heavy use.
• Fast & Efficient Ignition Response – With a rapid <5ms response time, this relay ensures quick engagement, reducing strain on your battery and starter motor for smoother, more efficient starts.
• Versatile 12V/24V Compatibility – Works flawlessly with both 12V (300A continuous) and 24V (200A continuous) systems, making it ideal for standard vehicles and heavy-duty trucks or machinery.
• Rugged & Reliable Design – Features a shock-resistant nylon housing, withstands -30°C to 80°C temperatures, and offers 100,000+ cycles for dependable operation in tough environments.