68.24.9.024.4300 Finder 4 NO Contacts 24V DC Power Relay

Why Choose the Finder 68.24.9.024.4300 Power Relay?

The Finder 68.24.9.024.4300 is a robust high-power PCB relay with four normally open contacts (4 NO) designed for switching substantial electrical loads in industrial equipment and power control systems. Equipped with a 24 V DC coil, this relay allows reliable control of multiple high-current circuits simultaneously and is commonly used in applications such as EV charging stations, renewable energy systems, industrial heating equipment and automation power modules.

Part of the Finder Series 68 high-power relay family, this relay is engineered for printed circuit board mounting and delivers dependable performance under demanding electrical conditions. The relay uses AgSnO₂ (silver tin oxide) contacts, providing excellent resistance to high inrush currents and ensuring stable switching performance over long operating cycles.

With the ability to switch up to 40 A per pole and support switching voltages up to 400 V AC, the 68.24 relay is widely used in modern power electronics where compact PCB-mounted high-current switching is required.

Key Features

• 4 NO (4PST-NO) contact configuration for switching multiple power circuits.
• Rated current up to 40 A per pole for high-power applications.
• 24 V DC coil voltage for industrial control electronics.
• PCB mounting design for integration into electronic power control boards.
• AgSnO₂ contact material designed to withstand high inrush currents.
• Peak current capability up to 300 A (1 ms).
• Maximum switching voltage up to 400 V AC.
• Contact gap ≥ 4 mm ensuring reliable 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: 68.24.9.024.4300
• 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: 24 V DC
• Rated coil power: approx. 2.9 W
• 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.
• Industrial heating and high-power load control.
• UPS systems and power management equipment.
• Industrial automation and electrical control systems.

Trusted by Power Electronics Engineers

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