Relay SLDH-12VDC-1C, 12V DC 80A, 5-pin

The SLDH-12VDC-1C relay from Songle is a high-performance automotive relay designed to switch loads up to 80A at 14VDC. Its robust design, wide temperature range and high reliability make it ideal for use in automotive, power supply and industrial systems. The relay is equipped with a changeover contact (1C) that allows for universal wiring.

Technical specifications

• Model: SLDH-12VDC-1C
• Contact type: 1× changeover (SPDT, 5pin)
• Coil voltage: 12 V DC
• Rated contact current: NO: 80 A / NC: 60 A (14 V DC)
• Contact material: AgCdO, AgSnO₂, AgNi
• Maximum switching voltage: 30 V DC / 250 V AC
• Maximum switching current: 70 A (14 V DC)
• Maximum switching power: 980 W
• Coil resistance: 90 Ω ±10% (at 20 °C)
• Nominal coil current: 133 mA
• Nominal coil power consumption: approx. 1.6 W
• Pull-up voltage: ≤ 8.4 V DC
• Dropout voltage: ≥ 1.2 V DC
• Insulation resistance: ≥ 100 MΩ (at 500 V DC)
• Dielectric strength: 500 V AC / 1 minute
• Switching time: ≤ 10 ms
• Opening time: ≤ 10 ms
• Operating temperature: −40 °C to +125 °C
• Vibration resistance: 10-55 Hz, 1.5 mm
• Electrical life: 1×10⁵ cycles (at 14 V DC, 40 A)
• Mechanical life: 1×10⁷ cycles
• Dimensions: 28.5 × 28.5 × 25.3 mm
• Weight: approximately 30g
• Certification: RoHS compliant

Functions and features

• High current capacity up to 80 A (NO)
• Robust construction resistant to heat and vibration
• Universal 5-pin connection – NO/NC contact
• Fast response with short switching time
• High mechanical and electrical durability
• Suitable for installation in automotive and industrial systems

Ideal for

• Automotive systems – lights, pumps, fans, heating
• Power and switching modules
• Control units and automation applications
• High-current DC circuits

Package contents

• 1× relay SLDH-12VDC-1C

Why choose this product?

• High switching current up to 80 A – ideal for automotive applications
• Wide operating temperature range up to +125 °C
• Reliable performance with long service life
• Quality and precise workmanship from the manufacturer Songle Relay