Engineered for the most demanding applications, the professional-grade Rackbar Surge Protector RKBS20ST4F8R from CyberPower safeguards systems and networking equipment by absorbing spikes in energy caused by storms and electrical power surges. Designed for network environments, the RKBS20ST4F8R also performs superbly for home office use, providing 1800 joules of protection, 20-Amp electrical capacity with circuit breaker, and 12 surge-protected outlets (4 front, 8 rear). Industrial-grade metal housing keeps this Rackbar performing flawlessly. Two sets of mounting brackets provide flexible installation options: 1U rackmount (19 in.); 0U vertical rackmount and under-counter configurations.
| Certifications |
| Environmental |
RoHS Compliant |
| Safety |
UL1363.UL1449.CSA C22.2 |
| Environmental |
| Maximum Operating Elevation |
10,000 ft (3,000 m) |
| Maximum Storage Elevation |
50,000 ft (15,000 m) |
| Operating Humidity |
0 |
| Operating Temperature |
32 |
| Storage Temperature |
5 |
| Input |
| Cord Length |
15 ft |
| Frequency |
50/60 Hz |
| Maximum Input Current |
20A |
| Plug Style |
Straight |
| Plug Type |
NEMA L5-20P |
| Voltage |
120 V |
| Physical |
| Adjustable Mounting Brackets |
2 sets (L-short, L-long) |
| Cord Retention Tray/Cord Organizers |
Yes |
| External Site Ground Pin |
Yes |
| Form Factors Supported |
1U rackmount. 0U vertical rackmount undercounter installation supported |
| Material Of Construction |
Metal |
| Rack Size |
1U |
| Style |
Rackmount.Vertical Rackmount Under-Counter |
| Weight (lbs) |
4.90 lbs |
| Surge Protection & Filtering |
| Attenuation |
Up to 50 dB |
| Clamping Voltage |
400 V (N-H, H-G ). 500 V (N-G) |
| EMI/RFI Filtration |
Yes |
| Maximum Surge Current |
90,000 amps |
| Maximum Surge Voltage |
6,000 volts |
| Protection Modes |
N-H, N-G, and H-G |
| Response Time |
1 nanosecond |
| Surge Suppression |
1,800 joules |
| Warranty |
| CEG Amount |
150000 |
| Connected Equipment Guarantee |
Lifetime |
| Product Warranty |
Limited Lifetime |
