Shopping Cart
No items added.
Email Exclusives
Professional Installation

Security Cameras Dealer Program

Security Sticker Badge

16 HD-SDI Magic DVR Replacement - Thursday, April 29, 2021
16ch HD-SDI EX-SDI DVR is now available, up to 8MP EX-SDI and up to 4MP SDI camera support now in stock as a Magic DVR replacement.

Uninterruptible Power Supply UPS-550VA (TR-UPS-A0550VA)

SKU: 141705

Accepted Payments

UPS would be on standby and charging with your power source is available, it will automatically switch to the batter any time the power is interpreted and will maintain power supply to your connected device with out any interruption.
Live chat
Have a question? ASK AN EXPERT, Call 877-366-2444
Chat Live (Mon–Fri 8am–6pm CT)



  • Input voltage: 92-135V
  • Output voltage: 92-135V+/-5vac
  • Output frequency: 50~60 Hz
  • W/AVR function
  • Transfer time:≤10ms
  • Transformer Size & Material: 86×30, Pure Aluminum
  • Wave form: PWM (DC Mode)
  • Capacity & quantity of battery:1 pc × 12V 4.5Ah
  • Backup time:3~20min (1 PC+15 inch CRT)
  • Charging period:10~16 hours
  • W/2×Universal Outlets
  • W/US Power cord
  • Color: RED
  • With Standard Colorful Box
  • Dimension(D × W × H) : 250×95×140mm
Voltage 92-135V
Frequency 60Hz±5Hz
Voltage -on battery- 110VAC±10% (DC mode)
Wave Form PWM (DC mode)
Transfer Time ≤10ms
Type Sealed, maintenance-fee lead acid
Typical Recharge Time 10-16 hours
Protection Automatic self-test & discharge protection
Backup Time 3-15 minutes (depending on computer load)
Bettery Backup Slow beeping sound (once per 4 seconds)
Ambient Operation 3500 meters max. Elevation, 0~95% humidity non-condensing, 0`40°C
Audible Noise  
Storage condition 1500meters max.


Write your own review
  • Only registered users can write reviews
  • Bad
  • Excellent