Red Lion's APLVD400 Apollo DC voltmeter is a panel-mount, 3.5-digit LED voltmeter that reads 1.999 to 300 V DC with ±0.1% accuracy. It uses a 14.2 mm high LED display and sits in a 92 x 45 mm front panel footprint with a front bezel rated to NEMA 4/IP65 for rugged industrial environments, and it includes automatic zero adjust and front-panel calibration, plus an out-of-range indicator. The unit is designed for DC voltage monitoring in control panels, supported by a 0°C to +60°C operating range and a depth of 106.7 mm (with pins).
