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40.61.7.021.4300 Finder Miniature PCB relay 1pole 16A DC 21V
Finder 40.61.7.021.4300 miniature electromechanical relay with 21 V DC sensitive coil, SPST-NO contacts and 16 A switching capacity for industrial control applications.
Why Choose the Finder 40.61.7.021.4300 Miniature Relay?
The Finder 40.61.7.021.4300 is a compact and reliable electromechanical PCB relay designed for switching and control applications in industrial automation, electrical panels and electronic systems. As part of the Finder 40 Series miniature relay range, it provides dependable switching performance in a space-saving package suitable for PCB and socket mounting applications.
This relay features a sensitive DC coil combined with a robust switching contact system, making it suitable for controlling electrical loads in automation equipment, control systems and general-purpose electrical applications. Its compact construction allows efficient installation where panel space is limited.
With a 21 V DC coil and a 16 A contact rating, the Finder 40.61.7.021.4300 provides reliable switching for industrial and commercial control applications. The SPST-NO configuration provides a simple normally open switching contact for electrical circuits.
Key Advantages
- Compact miniature electromechanical relay for industrial control applications.
- 21 V DC sensitive coil for efficient control system operation.
- 16 A switching capacity suitable for electrical load control.
- SPST-NO normally open contact configuration for straightforward switching applications.
- Suitable for PCB mounting and relay socket installation.
- AgSnO2 contact material for reliable switching performance.
Key Features
- Finder 40 Series miniature relay.
- 21 V DC sensitive operating coil.
- SPST-NO (1 normally open contact) configuration.
- 16 A maximum contact current.
- 16 A / 250 V AC contact rating.
- AgSnO2 contact material.
- PCB and socket mounting compatibility.
- Compact design for control panels and automation assemblies.
Reliable Switching for Industrial Control Systems
Electromechanical relays such as the Finder 40.61.7.021.4300 provide electrical isolation and reliable switching between control circuits and connected loads. They are widely used where dependable switching and compact installation are required.
The Finder 40 Series is designed for industrial automation engineers and panel builders requiring reliable switching performance, efficient coil operation and straightforward integration into control systems.
Typical Applications
- Industrial automation control panels.
- Machine control systems.
- PLC interface and signal switching applications.
- Electrical control systems.
- Electronic equipment switching.
- General-purpose load control applications.
Technical Specifications
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| Device Type | Plug-in Relay | |
|---|---|---|
| Mounting Type | PCB, Plug-in socket | |
| Switching Current (A) | 16 A | |
| Coil / Supply Voltage | 21 V DC | |
| Contacts | 2NO | |
| HS Code | 85364900 | |
| Manufacturer | Finder | |
| Series | 40 Series | |
| Model | 40.61.7.021.4300 | |
| Product type | Electromechanical relay | |
| Contact configuration | SPST-NO (1 normally open contact) | |
| Rated coil voltage | 21 V DC | |
| Contact current | 16 A | |
| Contact rating | 16 A / 250 V AC | |
| Contact material | AgSnO2 | |
| Mounting type | PCB / socket mounting | |
| Coil power consumption | 500 mW | |
| Operating temperature | -40 to +85 °C | |
| Protection category | RT II | |
| Dimensions | approx. 29 × 12.4 × 25 mm |
Frequently Asked Questions
What is the Finder 40.61.7.021.4300 used for?
This relay is used for switching electrical loads and providing control isolation in industrial automation, electrical panels and electronic systems.
What coil voltage does this relay require?
The Finder 40.61.7.021.4300 uses a 21 V DC sensitive coil.
What is the contact rating of the relay?
The relay has a contact rating of 16 A / 250 V AC.
What type of contacts does the relay have?
The relay uses an SPST-NO normally open contact configuration with AgSnO2 contact material.
How is the Finder 40.61.7.021.4300 mounted?
The relay is designed for PCB mounting or installation with a compatible relay socket.
Trusted by Automation Professionals Worldwide
Finder 40 Series miniature relays are widely used by engineers and panel builders to provide reliable switching, electrical isolation and compact control solutions across industrial and commercial applications.
