68.24.9.012.4300 Finder 4 NO Contacts 12V DC Power Relay

Why Choose the Finder 68.24.9.012.4300 Power Relay?

The Finder 68.24.9.012.4300 is a high-power PCB-mounted relay with 4 normally open contacts (4 NO) designed for switching substantial electrical loads in industrial equipment and power control systems. Operating with a 12 V DC coil, this relay is capable of switching up to 40 A per pole, making it suitable for demanding applications including EV charging equipment, power inverters, UPS systems and industrial automation. :contentReference[oaicite:0]{index=0}

Part of the Finder Series 68 high-power relay range, the 68.24 model is engineered for installation on printed circuit boards and uses AgSnO₂ contact material to provide reliable switching under high current and inrush conditions. Its reinforced insulation between coil and contacts and wide operating temperature range make it suitable for industrial power electronics and renewable energy equipment. :contentReference[oaicite:1]{index=1}

Key Features

• 4 NO contact configuration for switching multiple power circuits.
• Rated current up to 40 A per pole for high-power applications.
• 12 V DC coil voltage suitable for industrial control electronics.
• PCB mounting design for integration into electronic power control boards.
• AgSnO₂ contact material designed to handle high inrush currents.
• Maximum switching voltage up to 400 V AC.
• Peak current capability up to 300 A (1 ms).
• Contact gap ≥ 4 mm providing strong electrical isolation.
• Flux-proof enclosure (RT II) suitable for automated PCB assembly.
• Reinforced insulation between coil and contacts for enhanced safety.

Technical Specifications

• Manufacturer: Finder
• Series: 68 Series
• Model: 68.24.9.012.4300
• Product type: High-power PCB relay
• Contact configuration: 4 NO (4PST-NO)
• Rated contact current: 40 A per pole
• Maximum peak current: 300 A (1 ms)
• Rated switching voltage: 250 V AC
• Maximum switching voltage: 400 V AC
• Rated load AC1 / AC7a: approx. 10 000 VA per pole
• Contact material: AgSnO₂ (silver tin oxide)
• Coil voltage: 12 V DC
• Rated coil power: approx. 2.9 W
• Minimum holding power: approx. 0.7 W
• Operate / release time: approx. 25 ms / 3 ms
• Mechanical life: 1 × 10⁶ operations
• Electrical life: approx. 30 × 10³ operations at rated load
• Mounting: PCB (through-hole soldering)
• Protection category: RT II (flux-proof)
• Operating temperature: −40 °C to +70 °C

Typical Applications

• Electric vehicle charging equipment.
• Power inverters and renewable energy systems.
• UPS systems and power management equipment.
• Industrial heating and high-power load control.
• Industrial automation and control panels.

Trusted by Power Electronics Engineers

Finder Series 68 relays are widely used by equipment manufacturers and industrial engineers for reliable switching of high electrical loads in power electronics and automation systems.