The Best Upc1237 of 2025 – Reviewed and Top Rated
After hours researching and comparing all models on the market, we find out the Best Upc1237 of 2025. Check our ranking below.
2,850 Reviews Scanned
- The board circuit is simple, the wiring is easy and the work is safe and reliable. With LED work indicator, it is extinguished when protection, and lights up when normal work. 30A high current relay, suitable for high-power amplifier.
- The board has a power on delay (about 3 seconds) and DC protection (starting control voltage around 1V) function.
- 2.0 Channel high-power speaker protection board, double-sided PCB tinned 1.6mm, UPC1237 speaker protection chip, PB12N step-down module, audio wiring with 7.02 terminals. Full sealed large current relay, it can control power 900W, overcurrent 30Ax2.
- Power Supply: AC 85V-265V 50-60Hz
- Notice: The speaker protection board requires a separate winding power supply, It can not share power supply with power amplifier circuit!
- 5PCS UPC1237HA ZIP8 UPC1237 ZIP UPC1237H ZIP-8
- AC 12V-18V UPC1237 Speaker Protection Board directly Mounted on the Chassis for Hifi Amplifier
- Note: The protection board can't work with For the Digital Ampifier or BTL Circuits.
- The board has power-on delay, power-off protection, DC detection, output balance detection, and DC protection. Adopting UPC1237 speaker protection chip, with simple circuit,safe and reliable work. It is suitable for most power amplifier boards, and can be installed directly on the chassis with the speaker seat of the store to save space.
- Working voltage is AC 12V-18V, independent power supply is required
- Size: 68mm*37mm. Power supply: AC 12V-18V Chip: speaker protection IC UPC1237
- Maintains seamless operation on most amplifier circuits
- Reliable direct current protection (1V trigger) and 3 second startup delay to protect your hearing equipment from surges in voltage
- This 2.0 speaker protection board features UPC1237 chip with double relay design
- Ideal for audio files, speaker builders, and professional technicians requiring safe voltage regulation of power amplifier boards
- Equipped with an intuitive LED indicator (constant on during protection mode) and works with AC 12-18V
- The board is made of 1.6mm thick and high FR‑4 board, tin foil is sprayed, the 10A relay is of excellent music quality, and the is gold film copper feet
- If there is any questions of your orders, please feel to us through email, we will write back as soon as possible!
- Start up delay about 3 seconds.
- DC protection (when DC>=1V).
- Circuit is simple, easily to DIY.
- Operating voltage: AC(12-15V) about 5W Independent power supply.
- PCB size: 69mm*36mm*1.6mm. Finished size: 69mm*36mm*25mm.
- FUNCTION: Speaker audio board adopts UPC1237 circuit as core, equipped with power-on delay function, DC and power damage function
- EASY TO USE: Convenient placed large type terminal block connectors for input and output, amplifier board module is easy to use
- REAL-TIME : Speaker audio board module has DC monitoring and real-time for speaker supports disconnecting speaker instantly when power off
- COMPACT SIZE: Speaker circuit board is compact size for easier portability and storage. Two original high current relays avoid ignition and oxidation
- PRACTICAL: Speaker module DIY kit using 7812 as voltage regulator, supply voltage range from AC 12V to AC 24V
Last update on 2025-12-07 / Affiliate links / Images from Amazon Product Advertising API
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