Finder 20.21.8.048.0000 modular installation relay with 16 A switching capacity, 48 V AC/DC coil and one changeover contact designed for industrial automation and building control applications.
£20.34
The Finder 20.21.8.048.0000 is a compact and reliable modular installation relay designed for switching electrical loads in industrial, commercial and building automation applications. As part of the trusted Finder 20 Series modular relay range, it provides dependable control for lighting systems, heating equipment, ventilation systems and general electrical loads requiring reliable switching.
This relay combines a space-saving DIN rail mounting design with proven electromechanical switching technology, making it suitable for electrical distribution boards and automation control panels. Its modular housing, screw terminals and reliable switching mechanism provide straightforward installation and dependable long-term operation.
With a 48 V AC/DC coil supply and a 16 A contact rating, the Finder 20.21.8.048.0000 is suitable for applications requiring compact load control and reliable switching performance. Its single changeover contact configuration provides flexible circuit control for automation and electrical installations.
Modular relays such as the Finder 20.21.8.048.0000 provide dependable electrical switching between control circuits and connected loads. Their compact DIN rail format makes them ideal for installations where space efficiency, reliability and straightforward maintenance are important.
The Finder 20 Series is designed for professional electrical applications, combining robust relay technology with compact dimensions and reliable switching performance for modern automation, building management and control systems.
| Manufacturer | Finder |
|---|---|
| Series | 20 Series Modular Relays |
| Model | 20.21.8.048.0000 |
| Product type | Modular installation relay |
| Contact configuration | 1 changeover contact (1CO) |
| Rated contact current | 16 A |
| Coil voltage | 48 V AC/DC |
| Rated switching voltage | 250 V AC |
| Mounting type | 35 mm DIN rail mounting |
| Termination type | Screw terminals |
| Protection rating | IP20 |
| Contact material | AgNi |
The Finder 20.21.8.048.0000 is a modular relay used for switching electrical loads in industrial automation, building control and electrical distribution applications.
The relay operates with a 48 V AC/DC coil supply.
The Finder 20.21.8.048.0000 has a rated contact current of 16 A.
The relay features one changeover contact for flexible switching applications.
The relay is designed for installation on a 35 mm DIN rail inside electrical control panels and distribution boards.
Finder modular relays are widely used by electrical engineers and automation professionals to provide dependable switching, compact installation and reliable control in modern electrical systems.
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...