The Omron S8VK-R20 Redundancy Unit is a compact, high-performance module designed to maintain stable DC output in critical automation systems. It automatically switches to a backup Power Supply to ensure uninterrupted operation when the primary supply fails. Supporting an output range of 10 to 60 VDC with a rated current of 20 A, this redundancy unit provides exceptional reliability and power continuity. Built with LED output indicators, it allows real-time monitoring of system status and performance. The S8VK-R20 features robust vibration and shock resistance, ensuring stable functionality in harsh industrial environments. Ideal for control panels, PLCs, and machine systems, it enhances uptime and system safety. Manufactured by Omron, part of the Omron Power Supply range of Switch Mode Power Supplies, available under the Omron S8VK Series.
Omron S8VK-R20 Power Supply – Technical Specifications
Specification
Value
Rated output current
20 A
Rated input voltage
10 to 60 VDC
Rated input current
0 to 20 A
Ambient operating temperature
-40 to 70°C (Refer to Engineering Data)
Ambient operating humidity
0% to 95% (Storage humidity: 0% to 95%)
Output indicator
Yes (LED: Green)
Vibration resistance
10 to 55 Hz, 0.375-mm half amplitude for 2 h each in X, Y, and Z directions
Shock resistance
150 m/s2, 3 times each in ±X, ±Y, and ±Z directions
REDUNDANCY OK (Contat)
Yes, photo switch contact
30 VDC max., 50 mA max., residual voltage when ON: 2 V max., leakage
current when OFF: 0.1 mA max.
Marine standards
LR standards
Degree of protection
IP20 by EN/IEC60529
Weight
495 g max.
The Omron S8VK-R20 is a S8VK-R Redundancy Unit designed for stable DC power delivery in control panels and automation equipment. It belongs to the Omron SMPS family and is typically evaluated together with related models such as Omron S8VK-T24024 (240 W, 24 VDC, 10 A, Rod terminal, DIN track mounting), Omron S8VK-C48024 (480 W, 24 VDC, 20A), and Omron S8VK-C06024 (60 W, 24 VDC, 2.5A) when engineers are standardising their switch mode power supply lineup. Looking at power rating, output voltage, rated output current, terminal type, phase, and mounting method helps engineers choose the most suitable Omron SMPS Power Supply for each cabinet or machine section. The S8VK-R20 integrates cleanly on DIN rails or inside enclosures, feeding PLCs, I/O modules, sensors, and safety relays where a reliable Omron Redundancy Unit with predictable protection and wiring behaviour is required in continuous industrial service.
