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40.31.8.048.0300 Finder Miniature PCB relay 1pole 10A 48V
Finder 40.31.8.048.0300 miniature electromagnetic relay with a 48 V AC coil and 10 A change-over contact for industrial control and automation applications.
Why Choose the Finder 40.31.8.048.0300 Miniature PCB Relay?
The Finder 40.31.8.048.0300 is a compact and reliable miniature electromagnetic PCB relay designed for dependable switching and electrical isolation in industrial automation, control panels and electronic equipment. As part of the established Finder 40 Series relay range, it delivers reliable performance where compact dimensions and efficient circuit control are required.
This relay features a 48 V AC coil and a single change-over contact configuration, providing flexible switching capability for industrial and electronic control applications. Its miniature design allows efficient installation on printed circuit boards or with compatible Finder relay sockets.
With a 10 A contact rating, AgNi contact material and a compact 12.4 mm wide housing, the Finder 40.31.8.048.0300 is suitable for automation systems, electrical control equipment and OEM applications requiring dependable switching performance in a space-saving format.
Key Advantages
- Compact miniature relay designed for PCB and socket mounting.
- 48 V AC coil voltage for industrial control circuits.
- 10 A switching capability for reliable load management.
- Single change-over contact provides flexible circuit switching.
- AgNi contact material supports long-term electrical reliability.
- Suitable for automation, control panels and electronic equipment.
Key Features
- Finder 40 Series miniature relay.
- 48 V AC monostable coil.
- 1 change-over contact (SPDT / CO).
- 10 A maximum switching current.
- PCB mounting with 3.5 mm terminal pitch.
- AgNi contact material.
- Fluxproof RT II construction.
- Compact 12.4 mm relay width.
Reliable Switching for Industrial Control Systems
Miniature relays such as the Finder 40.31.8.048.0300 provide electrical isolation between control circuits and switched loads while maintaining dependable switching performance. Their compact footprint makes them suitable for modern control systems where panel space and reliability are important considerations.
The Finder 40 Series is widely used by automation engineers and equipment manufacturers requiring proven relay technology, flexible installation options and consistent electrical performance.
Typical Applications
- Industrial automation control panels.
- PLC interface and electronic control systems.
- OEM machinery and equipment controls.
- Electrical distribution panels.
- Building automation systems.
- Electronic circuit board applications.
Technical Specifications
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| Device Type | Plug-in Relay | |
|---|---|---|
| Mounting Type | PCB, Plug-in socket | |
| Switching Current (A) | 10 A | |
| Coil / Supply Voltage | 48 V AC | |
| Contacts | 1 C/O | |
| Manufacturer | Finder | |
| Series | 40 Series | |
| Model | 40.31.8.048.0300 | |
| Product type | Miniature electromagnetic relay | |
| Coil voltage | 48 V AC | |
| Contact configuration | 1 change-over contact (SPDT) | |
| Contact current | 10 A | |
| Contact material | AgNi | |
| Mounting type | PCB or socket mounting | |
| Terminal pitch | 3.5 mm | |
| Protection category | RT II fluxproof | |
| Dimensions (W × H × D) | approx. 12.4 × 25 × 29 mm |
Frequently Asked Questions
What is the Finder 40.31.8.048.0300 used for?
The Finder 40.31.8.048.0300 is a miniature electromagnetic relay used for switching and isolating electrical circuits in automation, control panels and electronic equipment.
What coil voltage does this relay require?
The Finder 40.31.8.048.0300 uses a 48 V AC coil.
How much current can the relay switch?
The relay is rated for switching currents up to 10 A.
What contact arrangement does this relay have?
The relay uses a single change-over contact (SPDT) arrangement.
How is the Finder 40.31.8.048.0300 installed?
The relay is designed for PCB mounting or installation using compatible Finder 40 Series relay sockets.
Trusted by Industrial Control Engineers
Finder 40 Series miniature relays are widely used in industrial automation and electronic control applications where compact size, dependable switching and long-term reliability are essential.
