The WB000DG0F0 is an UltraCella cold-room controller module with a green dual-line display and expanded I/O. Outputs cover compressor (2 HP), defrost (2 HP), fan (16 A), light (16 A), AUX1 (8 A), AUX2 (8 A), and a 0-10 V fan signal; inputs B1-B3 accept NTC / NTC HT / Pt1000, B4 accepts NTC / NTC HT / 0-10 V, B5 accepts 4-20 mA or 0-5 V ratiometric, and DI1 is a door switch with DI2 and DI3 configurable. Applications include walk-in cold rooms, freezer rooms, blast chillers, and refrigeration cabinets requiring full electric-defrost and modulating-fan control.