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40.31.9.018.5300 Finder Miniature PCB relay 1pole 10A DC 18V
Finder 40.31.9.018.5300 miniature electromechanical PCB relay with an 18 V DC coil and single normally open contact for industrial switching applications.
Why Choose the Finder 40.31.9.018.5300 Miniature PCB Relay?
The Finder 40.31.9.018.5300 is a compact and reliable miniature electromechanical PCB relay designed for dependable switching in industrial automation, control panels and electronic equipment. Part of the trusted Finder 40 Series, this relay provides efficient electrical isolation and reliable load control in space-saving applications.
This relay is designed for PCB or socket mounting and features a robust contact system suitable for industrial and OEM applications. Its miniature construction allows integration into high-density control assemblies where reliable switching performance and compact dimensions are required.
With an 18 V DC coil, a single normally open contact and a contact rating up to 12 A, the Finder 40.31.9.018.5300 is suitable for switching applications in automation systems, electronic controls and industrial equipment.
Key Advantages
- Compact miniature PCB relay designed for industrial switching applications.
- 18 V DC coil for reliable DC control circuits.
- Single normally open contact for straightforward switching control.
- 12 A contact rating suitable for a wide range of electrical loads.
- Space-saving design for PCB and socket mounting applications.
- Reliable Finder relay technology for OEM and automation equipment.
Key Features
- Finder 40 Series miniature relay.
- 18 V DC rated coil voltage.
- SPST-NO contact configuration.
- 12 A / 250 V AC contact rating.
- AgNi + Au contact material.
- PCB or socket mounting capability.
- 3.5 mm pin spacing.
- Compact monostable relay construction.
Reliable Switching for Industrial Control Systems
Electromechanical relays such as the Finder 40.31.9.018.5300 provide electrical isolation between control circuits and switched loads. This allows low-power control signals to safely operate higher-current electrical devices in automation and industrial applications.
The Finder 40 Series combines compact dimensions with dependable switching performance, making these relays suitable for machine control, interface modules and electrical equipment where long service life and reliable operation are essential.
Typical Applications
- Industrial automation equipment.
- PLC interface and control systems.
- Electrical control panels.
- OEM machinery and equipment.
- Electronic switching modules.
- Industrial monitoring and control circuits.
Technical Specifications
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| Device Type | Plug-in Relay | |
|---|---|---|
| Mounting Type | PCB, Plug-in socket | |
| Switching Current (A) | 12 A | |
| Coil / Supply Voltage | 18 V DC | |
| Contacts | 2NO | |
| Manufacturer | Finder | |
| Series | 40 Series | |
| Model | 40.31.9.018.5300 | |
| Product type | Miniature electromechanical relay | |
| Coil voltage | 18 V DC | |
| Coil power consumption | 650 mW | |
| Contact configuration | 1 normally open contact (SPST-NO) | |
| Maximum contact current | 12 A | |
| Contact rating | 12 A / 250 V AC | |
| Contact material | AgNi + Au | |
| Mounting type | PCB / socket mounting | |
| Coil resistance | 500 Ω | |
| Dimensions | 29 × 12.4 × 25 mm | |
| Operating temperature | -40 to +85 °C |
Frequently Asked Questions
What is the Finder 40.31.9.018.5300 used for?
This relay is used for electrical switching and isolation in industrial automation, control systems and electronic equipment.
What coil voltage does the Finder 40.31.9.018.5300 require?
The relay uses an 18 V DC coil for operation.
What type of contact does this relay have?
The Finder 40.31.9.018.5300 features a single normally open contact (SPST-NO).
What is the maximum switching current?
The relay supports a maximum contact current of 12 A.
How is this relay mounted?
The relay is designed for PCB or socket mounting applications.
Trusted by Automation Engineers
Finder 40 Series miniature relays are widely used in industrial automation and electronic control systems to provide dependable switching, electrical isolation and compact installation.
