Heavy-Duty 24V 40A SPST (1 Form A Normally Open) Through Hole Relay for High Current Industrial and Automotive Switching
The SLB 24V 40A 1 Form A high power relay is a heavy-duty electromechanical relay engineered for high-current switching applications in industrial automation, automotive systems, and power control circuits. Operating with a 24V DC coil, this relay supports up to 40A switching capacity and features an SPST (Normally Open) configuration, making it ideal for controlling high-power loads such as motors, heaters, battery systems, and inverters. Its robust construction ensures stable and reliable performance even under demanding electrical conditions.
Designed in a compact yet rugged through-hole package (~26 × 21mm), the SLB series provides excellent insulation, high surge handling capability, and durable contact performance. The relay is built with silver alloy contacts to ensure low contact resistance and long operational life. With efficient coil operation and strong mechanical endurance, it is well-suited for applications requiring dependable high-current switching in compact PCB or panel-mounted designs.
Key Features
- 40A High Current Switching: Suitable for heavy loads and power circuits
- 24V DC Coil Voltage: Ideal for industrial and automotive systems
- SPST (1 Form A): Normally Open contact for direct load control
- Compact High-Power Design: ~26mm × 21mm footprint
- Through Hole Mounting: Secure and reliable PCB integration
- High Inrush Current Capability: Suitable for inductive and motor loads
- Durable Contacts: Silver alloy for long service life
- Low Contact Resistance: Ensures efficient current flow
- Strong Insulation: Safe operation in high-power environments
- Wide Application Range: Automation, EV systems, power supplies
