Category Archives: 12V UPS

Wireless mains detection circuit

New product release from NEW Product release from CRS Electronic repairs and Design.
New 110V/220V AC mains detection circuit. Control motors, pumps, fans, industrial equipment, hoists and many more with this AC mains detection device. Is equipped with a 30A automate relay with Common, Normally open and Normally close contacts. This device detects mains failure by either connecting it to a 220V source or should total isolation be required it also consist of an antenna that wraps around or stands close to any 220V source. The relay switches over during mains failure.

mains-detection-and-switch-over-circuit mains-detection-circuit

12V UPS solutions

12V UPS LED solution with 4 channel RF remote control switches or 8 channel LAN controller.

12V LeD power backup

These units come in a various sizes. The 1.3Ah unit is ideal for ADSL routers and other small 12V or 24V devices like modems, cordless phones, alarm systems, backup devices. The 1.3Ah can power an ADSL modem or router for up to 2 days, keeping your internet connection active during power outages.

The bigger units  12V/24V  18AH, or 30AH is better suited for retail and hospitality LED backup lighting applications. These units are great for lodges, industrial sites where the are numerous power outages.

a Low dropout voltage monitor disconnects the load when the battery is running  low. The unit also has over voltage, over current and short circuit protection build in.

These units can also be used for various other applications like fish tanks, grow lights, automation and remote offsite power supplies

8 channel lan control board

led remote control system






Since they operate like a standard UPS we can use them with or without power. The two popular control methods are either RF or IOT/LAN/Wirless.  We stock the 8 channel WIFI/LAN control box. The software for this unit will run on android, IOS, windows. Timer function also supported for hands free operation.

Application Field of WIFI Relay Board

  • Energy management
  • Smart Home
  • Industrial automation
  • Agriculture IOT
  • Power control
  • Security monitoring

83 function