GUARDIAN GUDT-343 DUAL FREQUENCY 303/390MHz CIRCUIT BOARD

SKU:: GUDT-343

MSRP: $62.09

$56.45

(You Save $5.64)

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Product Description
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Guardian GUDT-343 Dual Frequency Circuit Board – 303/390MHz

Upgrade or replace your garage door opener’s logic board with the Guardian GUDT-343 Dual Frequency Circuit Board, designed for seamless compatibility with Guardian DC operators. Operating on both 303 MHz and 390 MHz, this circuit board ensures reliable communication with remote controls across two common frequencies.

The GUDT-343 is the official replacement for both the GUDT-320 (used in post-2012 models) and GUDT-312 (used in pre-2012 models). This versatile board is engineered to support Guardian models 615, 628, and 600SL DC operators, making it ideal for commercial or residential upgrades and repairs.

Whether you’re modernizing your system or replacing a damaged board, the GUDT-343 delivers dependable performance, easy installation, and wide compatibility.