Backup battery 12V 7A for Systems Battery Brand Product and Access control Backup Power Supply
Product Quick Detail
- Place Of Origin
- China
- Minimum Order
- 1
- Packaging
- N/A
- Delivery
- 3 Days
Specifications
https://www.s4a-access.com/12v-7a-backup-battery_p342.html
What is in a power supply?
A power supply is an electrical device that supplies electric power to an electrical load. ... All power supplies
have a power input connection, which receives energy in the form of electric current from a source, and one or more power output connections that
deliver current to the load.
Why do we need power supply?
One purpose of a power supply is to convert AC to DC so the computer has proper power to run its components. ... Another purpose of a power
supply is to distribute proper DC voltage to each component. Several cables with connectors come out of the power supply.
- Country: China (Mainland)
- Business Type: Network Access Controller, Locker board, Electromagnetic lock, Standalone door Controller, Automatic door opener, etc
- Market:North America
- Founded Year:2010
- Address:
- Contact:Candy Liu
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