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40.51.8.230.0300 Finder Miniature PCB relay 1pole 10A 230V
Finder 40.51.8.230.0300 miniature PCB relay with a 230 V AC coil, 10 A normally open contact and compact design for industrial control applications.
Why Choose the Finder 40.51.8.230.0300 Miniature PCB Relay?
The Finder 40.51.8.230.0300 is a compact electromechanical PCB relay designed for reliable switching in industrial control, automation and electrical equipment applications. Part of the trusted Finder 40 Series miniature relay range, it provides dependable switching performance in space-saving control assemblies.
This miniature relay combines a 230 V AC coil with a single normally open contact configuration, making it suitable for interfacing control circuits with higher current loads. Its compact design allows straightforward PCB mounting or installation using compatible Finder relay sockets.
With a 10 A contact rating, 230 V AC coil and AgNi contact material, the Finder 40.51.8.230.0300 is ideal for industrial automation systems, machine controls, HVAC equipment and general electrical switching applications.
Key Advantages
- Compact miniature electromechanical relay for PCB and socket mounting.
- 230 V AC coil voltage for common industrial control applications.
- 10 A switching capability for reliable load control.
- AgNi contact material provides dependable switching performance.
- Space-saving 40 Series design with 5 mm pin pitch.
- Suitable for automation, control panels and OEM equipment.
Key Features
- Finder 40 Series miniature PCB relay.
- Single pole normally open (SPST-NO) contact configuration.
- 10 A contact current rating.
- 230 V AC relay coil.
- AgNi contact material.
- Monostable relay operation.
- PCB mounting with 5 mm pin pitch.
- Compatible with Finder 95 Series relay sockets.
Reliable Switching for Industrial Control Systems
Electromechanical relays such as the Finder 40.51.8.230.0300 provide electrical isolation between control circuits and switched loads, allowing compact automation systems to safely control motors, lighting, heating equipment and other electrical devices.
The Finder 40 Series is designed for dependable operation in industrial and commercial equipment where reliable switching, compact dimensions and flexible mounting options are required.
Typical Applications
- Industrial automation and control panels.
- Machine control systems.
- HVAC and heating equipment.
- Lighting control systems.
- Electrical appliances and OEM equipment.
- General-purpose switching applications.
Technical Specifications
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| Device Type | Plug-in Relay | |
|---|---|---|
| Mounting Type | PCB, Plug-in socket | |
| Coil / Supply Voltage | 230 V AC | |
| Contacts | 2NO | |
| Manufacturer | Finder | |
| Series | 40 Series | |
| Model | 40.51.8.230.0300 | |
| Product type | Miniature electromechanical PCB relay | |
| Contact configuration | 1 normally open contact (SPST-NO) | |
| Rated coil voltage | 230 V AC | |
| Maximum contact current | 10 A | |
| AC contact rating | 12 A / 250 V AC | |
| Contact material | AgNi | |
| Coil resistance | 28 kΩ | |
| Mounting type | PCB or socket mounting | |
| Pin pitch | 5 mm | |
| Protection category | RT II | |
| Dimensions (W × H × D) | 12.4 × 25 × 29 mm | |
| Operating temperature | -40 to +85 °C |
Frequently Asked Questions
What is the Finder 40.51.8.230.0300 used for?
The Finder 40.51.8.230.0300 is a miniature electromechanical relay used for switching electrical loads in industrial automation, control systems and electronic equipment.
What coil voltage does this relay require?
The relay operates with a 230 V AC coil.
What contact rating does the Finder 40.51.8.230.0300 provide?
The relay provides a 10 A contact rating, with an AC contact rating of up to 12 A at 250 V AC.
How is this relay mounted?
The relay is designed for PCB mounting and can also be used with compatible Finder relay sockets.
What contact material is used in this relay?
The Finder 40.51.8.230.0300 uses AgNi silver nickel contacts for reliable switching performance.
Trusted by Automation Engineers Worldwide
Finder 40 Series miniature relays are widely used in industrial and commercial control applications where compact design, reliable switching and long service life are essential.
