METZ CONNECT KRA-S-F8/21 Power Relay 24V DC 8A SPDT Grey DIN Rail 11070613

With a rated switching power of 2000 VA, the METZ CONNECT KRA-S-F8/21 power relay handles demanding AC loads up to 8 A while maintaining a compact DIN rail footprint. Its 24 V DC coil consumes only 0.2 W, making it an energy-efficient choice for control cabinets and building automation.

Overview

The KRA-S-F8/21 is an interface relay engineered for reliable switching in industrial environments. It features a single changeover contact (SPDT) with silver nickel (AgNi) contact material, suitable for both AC and DC loads. The grey housing is designed for 35 mm DIN rail mounting, with screw terminals for secure wiring. A green LED provides clear status indication at a glance.

What stands out

• High switching capacity: 8 A at 250 V AC / 30 V DC, up to 2000 VA / 240 W.
• Low coil power consumption of approximately 0.2 W reduces heat and energy costs.
• Robust construction with IP40 housing protection and IP20 terminals.
• Long mechanical life of 10 million operations ensures durability.
• Wide operating temperature range from -25 °C to +70 °C.

Technical details

• Coil voltage: 24 V DC.
• Contact configuration: 1 changeover (SPDT).
• Contact material: AgNi (silver nickel).
• Mounting: 35 mm DIN rail.
• Connection: Screw terminals.
• Dielectric strength coil/contact: 4 kV AC.
• Status indicator: Green LED.
• Electrical life: 100,000 operations at rated load.
• Protection class: IP20 (terminals), IP40 (housing).

Our verdict

The METZ CONNECT KRA-S-F8/21 is a dependable power relay for automation tasks where low coil consumption and high switching power are essential. Its DIN rail mounting and clear LED indication simplify installation and maintenance.