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48.31.7.012.0050SPA Finder 1 CO Contacts 12V DC Modular Interface Relay with Green LED + diode Indication
MPN: 48.31.7.012.0050SPA
Alt. SKU: 483170120050SPA
Special Price
£13.01
£10.84
Regular Price
£20.02
Why Choose the Finder 48.31.7.012.0050SPA Modular Interface Relay?
The Finder 48.31.7.012.0050SPA is a compact modular interface relay designed to provide reliable electrical isolation between control circuits and field devices in industrial automation systems. Featuring a 1 changeover contact (1 CO / SPDT) and a 12 V DC control coil, this relay enables safe and dependable switching of loads from PLC outputs, sensors and control systems.
Part of the Finder Series 48 interface relay range, this model includes an integrated green LED status indicator and a coil protection diode to safeguard electronic control outputs from voltage spikes. The relay is typically used with compatible Finder relay sockets to create modular DIN rail interface assemblies in control cabinets and automation panels.
With reliable mechanical durability and compact industrial design, the 48.31 relay provides efficient signal isolation and switching performance for PLC interface circuits, machine automation and process control systems.
Key Features
- 1 changeover contact (SPDT / 1 CO) for versatile switching applications.
- 12 V DC coil suitable for PLC and automation control systems.
- Integrated green LED indicator showing relay coil status.
- Built-in diode protection for coil suppression and reverse polarity protection.
- Plug-in relay design for use with Finder interface relay sockets.
- Compact modular format ideal for dense control panels.
- High electrical reliability for industrial automation environments.
- Designed for DIN rail interface assemblies in control cabinets.
Technical Specifications
- Manufacturer: Finder
- Series: 48 Series interface relays
- Model: 48.31.7.012.0050SPA
- Product type: Modular interface relay
- Contact configuration: 1 CO (SPDT)
- Rated contact current: 10 A
- Rated switching voltage: up to 250 V AC
- Coil voltage: 12 V DC
- Indicator: Green LED
- Coil protection: Integrated diode
- Contact material: AgNi (silver nickel)
- Mechanical life: approx. 10 × 10⁶ operations
- Electrical life: approx. 100 × 10³ operations at rated load
- Mounting: Plug-in relay for compatible DIN rail relay sockets
- Operating temperature: approx. −40 °C to +70 °C
Typical Applications
- PLC output interface modules.
- Industrial automation control panels.
- Machine control and signal isolation.
- Building automation systems.
- Industrial process control equipment.
Frequently Asked Questions
What is the Finder 48.31.7.012.0050SPA used for?
This interface relay is used to isolate PLC outputs or control circuits from field loads while providing reliable switching for industrial automation systems.
What contact configuration does this relay have?
The relay features a single changeover contact (SPDT / 1 CO), allowing switching between normally open and normally closed circuits.
What coil voltage does the relay require?
This model uses a 12 V DC coil, making it suitable for many PLC control systems.
Does this relay include an LED indicator?
Yes. The relay includes an integrated green LED indicator to show when the coil is energised.
Does the relay include coil protection?
Yes. The relay incorporates a protection diode to suppress voltage spikes and protect control electronics.
Trusted by Automation Engineers
Finder interface relays are widely trusted by automation engineers and panel builders for reliable signal isolation and control switching in industrial control cabinets.
| Manufacturer Part Number | 48.31.7.012.0050SPA |
|---|---|
| Range | 48 |
| Height | 78.6mm |
| Width | 15.8mm |
| Depth | 71.8mm |
| Manufacturer | Finder |
| Packed Quantity | 10 |
| HS Code | 85364900 |
| Barcode | 8012823245782 |
| Degree of protection (IP) | IP20 |
| Type of electric connection | Screw connection |
| With LED indication | Yes |
| Voltage type for actuating | DC |
| Rated control supply voltage DC | 12; 12 |
| With detachable clamps | Yes |
| Material of contact insert | Thermoplastic |
| Contact material | AgNi |
| Material of contact surface | Untreated |
| Type of switch contact | Single contact |
| Drive, switching attitude | Mono stable |
| Drive, polarization | Polarized |
| Nominal current | 10A |
| Number of contacts as change-over contact | 1 |
| Indication Type | Green LED + diode |
| Alternative Product SKU | 483170120050SPA |
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