48.31.8.024.0060SPA Finder 1 CO Contacts 24V AC Modular Interface Relay with Green LED + varistor Indication

Why Choose the Finder 48.31.8.024.0060SPA Modular Interface Relay?

The Finder 48.31.8.024.0060SPA is a compact DIN rail modular interface relay designed for reliable isolation between PLC control circuits and field devices in industrial automation systems. It features a single changeover contact (SPDT / 1 CO) with a 24 V AC coil, making it suitable for switching control signals and moderate power loads from automation controllers, sensors and machine control equipment. :contentReference[oaicite:0]{index=0}

This interface module includes an integrated green LED status indicator and varistor suppression for the coil circuit. The LED provides instant visual confirmation when the relay is energised, while the varistor protects control electronics from voltage transients generated during switching operations. :contentReference[oaicite:1]{index=1}

Part of the Finder 48 Series relay interface modules, the device is designed for installation on a 35 mm DIN rail and uses reliable AgNi (silver-nickel) contacts to ensure long electrical service life and stable switching performance in demanding industrial environments. :contentReference[oaicite:2]{index=2}

Key Features

• 1 changeover contact (SPDT / 1 CO) for versatile control switching.
• 24 V AC coil suitable for PLC and automation systems.
• Integrated green LED indicator showing relay energised status.
• Varistor suppression protecting electronics from switching transients.
• 10 A contact rating for industrial load control.
• Compact 15.8 mm module width enabling dense control panel layouts.
• DIN rail mounting (EN 60715) for easy installation.
• AgNi contact material for durable and reliable switching.

Technical Specifications

• Manufacturer: Finder
• Series: 48 Series relay interface modules
• Model: 48.31.8.024.0060SPA
• Product type: Modular interface relay
• Contact configuration: 1 CO (SPDT)
• Rated contact current: 10 A
• Rated switching voltage: 250 V AC
• Maximum switching voltage: 400 V AC
• Maximum switching load: approx. 4000 VA
• Coil voltage: 24 V AC
• Coil current: approx. 46 mA
• Indicator: Green LED
• Coil suppression: Varistor
• Contact material: Silver Nickel (AgNi)
• Operate / release time: approx. 7 ms / 4 ms
• Mounting: DIN rail (EN 60715)
• Terminal type: Screw terminals
• Operating temperature: −40 °C to +70 °C
• Dimensions: approx. 15.8 × 75.3 × 78.6 mm
• Protection rating: IP20
• Approvals: CE, cURus, VDE, RINA and other international certifications

Typical Applications

• PLC output interface modules.
• Industrial automation control cabinets.
• Machine control and signal isolation.
• Building automation and HVAC control systems.
• Industrial process control equipment.

Trusted by Automation Engineers

Finder interface relays are widely used by automation engineers and panel builders for dependable signal isolation and switching in industrial control cabinets and automation systems.