Speaker Protection Board Module DIY Kit 12-24V Dual Relay Voltage Regulator Circuit Module 7812 UPC1237 for HiFi

FUNCTION: Speaker audio protection board adopts UPC1237 circuit as core, equipped with power-on delay function, DC protection and power outrage damage protection function
EASY TO USE: Convenient placed large type terminal block connectors for signal input and signal output, amplifier board module is easy to use
REAL-TIME PROTECTION: Speaker audio protection board module has DC monitoring and real-time protection for speaker supports disconnecting speaker instantly when power off
COMPACT SIZE: Speaker protection circuit board is compact size for easier portability and storage. Two original high current relays avoid contact ignition and oxidation
PRACTICAL: Speaker protection module DIY kit using 7812 as voltage regulator, supply voltage range from AC 12V to AC 24V

Specifications:

Power: AC 12-24V
Power-on Delay: Support
DC Protection: Support
Outage Damage Protection: Support
PCB Size: 6.9×5.7cm / 2.71×2.24"

Package Includes:
1 Set×Speaker Protection Board(Disassembled Parts)

Note:
This kit requires electronic knowledge and ability, please make sure you know how to assemble and use it.

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