MITSUBISHI USB protective cover GT25-05UCOV [Products]
5.7 inches. GOT front USB interface with protective cover (for replacement). Applicable models: GT27

MITSUBISHI GT25-05UCOV [Price]
GT25-05UCOV Input: 2 channels. 10kpps. Counter input signal: DC5/12/24V. External input: DC5/12/24V.