Self Storage, Apartment Complex/Gated Communities, Parking, Apartment/College Residents Halls, Mixed Use Buildings, Commercial/Industrial & Maximum Security Easy to use in-box heaters / thermostats, and fans 1601-054 shown here, gate operator heater kit Main TabsOverviewTELEPHONE ENTRY - see below for Gate Operators 2600-584 Telephone Entry Heater Kit Heater and thermostat come equipped with mounting magnets, no mounting hardware is required. Thermostat turns heater on at approximately 40°F (4°C) and off at 55°F (12°C). 2600-582 1802-EPD Heater Kit Allows the 1802-EPD Telephone Entry System LCD display to maintain normal operation to approximately -20°F (-29°C). Includes a built-in thermostat that automatically turns the heater on when the temperature drops below 40°F (4°C). Also for use with 1812 flush mount units. 2600-588 1812 Heater Kit Designed for the 1812 model telephone intercom systems. For climates where temperatures routinely drop below 40°F (4°C). An automatic thermostat will control temperature inside the housing. DKS heater and fan kits allow Gate Operator systems to remain operating in cold environments. Use if temperature routinely falls below 10°F (‐12°C). 1601‐154 Heater Kit Use this heater kit with the following models: 6050, 6100, 6300, 9000, 9024*, 9050, 9100, 9150, 9310. 1601‐195 Heater Kit - 115 VAC Use this heater kit with the following model: 9210. 1601-197 Heater Kit - 208/230 VAC Use this heater kit with the following models: 6300, 6500, 6524*, 6550, 9000, 9024*, 9150, 9210, 9220, 9230, 9235, 9240. 1601-198 Heater Kit - 460 VAC Use this heater kit with the following models: 9000, 9150, 6300, 6500, 6550. 1601-092 Heater Kit Use this heater kit with the following models: 1601, 1602, 1603. 1601-093 Fan Kit Use this heater kit with the following models: 1601, 1602, 1603. 6500-480 Heater Kit Use this heater kit with the following models: 6500, 6524*, 6550. * Heaters are active only when AC source power is present.