40.31.9.110.0301 Finder Miniature PCB relay 1pole 10A DC 110V

40.31.9.110.0301 Finder Miniature PCB relay 1pole 10A DC 110V

Finder 40.31.9.110.0301 miniature PCB relay with 110 V DC coil and single normally open contact for industrial control and automation applications.

SKU: 40.31.9.110.0301Alt SKU: 403191100301MPN: 40.31.9.110.0301
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Why Choose the Finder 40.31.9.110.0301 PCB Relay?

The Finder 40.31.9.110.0301 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 proven Finder 40 Series relay range, it provides reliable electromechanical switching performance in a space-saving design for PCB and socket mounting applications.

This relay provides efficient switching operation through a robust coil system and high-quality contacts, making it suitable for interface circuits, industrial controls and automation equipment. Its compact construction allows integration into applications requiring reliable switching, long service life and efficient use of installation space.

With a rated 110 V DC coil supply and a single normally open contact configuration, the Finder 40.31.9.110.0301 provides dependable switching control for industrial and electronic applications requiring compact relay technology.

Key Advantages

  • Compact miniature relay designed for industrial control applications.
  • 110 V DC coil voltage suitable for industrial control circuits.
  • Single normally open contact (SPST-NO) configuration for straightforward switching.
  • 12 A contact rating for reliable electrical load control.
  • AgNi contact material provides dependable switching performance.
  • PCB or socket mounting flexibility for automation equipment.

Key Features

  • Finder 40 Series miniature relay.
  • 1 normally open contact (NO).
  • 110 V DC coil supply.
  • 12 A rated contact current.
  • AgNi contact material.
  • Monostable electromagnetic relay design.
  • PCB mounting with compact terminal arrangement.
  • RT II protection category for industrial applications.

Reliable Switching for Industrial Control Systems

Miniature relays such as the Finder 40.31.9.110.0301 provide electrical separation between control circuits and connected loads while enabling reliable switching within industrial and electronic systems.

The Finder 40 Series is designed for engineers and equipment manufacturers requiring compact, dependable relay solutions. Its proven switching technology, quality contacts and flexible mounting options allow seamless integration into modern automation and control applications.

Typical Applications

  • Industrial automation systems.
  • Electrical control panels.
  • Machine building equipment.
  • PLC interface circuits.
  • Electronic control systems.
  • Industrial switching applications.

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 110 V DC
Contacts 2NO
Manufacturer Finder
Series 40 Series
Model 40.31.9.110.0301
Product type Miniature electromagnetic PCB relay
Contact configuration 1 normally open contact (SPST-NO)
Rated contact current 12 A
AC contact rating 12 A / 250 V AC
Coil voltage 110 V DC
Coil power consumption 650 mW
Coil resistance 18 kΩ
Contact material AgNi
Mounting type PCB mounting / socket mounting
Protection category RT II
Dimensions (H × W × D) 25 × 12.4 × 29 mm
Operating temperature -40 to +85 °C

Frequently Asked Questions

What is the Finder 40.31.9.110.0301 used for?

This relay is used for switching electrical loads and providing isolation in industrial automation and control circuits.

What coil voltage does this relay require?

The Finder 40.31.9.110.0301 uses a 110 V DC coil supply.

What contact arrangement does this relay have?

The relay features a single normally open contact (SPST-NO) configuration.

What is the contact rating of this relay?

The relay provides a rated contact current of 12 A with an AC switching rating of 12 A / 250 V AC.

Where is this relay typically installed?

The relay is typically installed on printed circuit boards or relay sockets within industrial equipment, automation systems and electronic control assemblies.

Trusted by Control Engineers Worldwide

Finder relays are widely used by automation engineers and electrical designers to deliver reliable switching, isolation and control in modern industrial and electronic systems.