Engine Heaters

HOTSTART TFT Cord-Connected Temperature Control — Cord-connected temperature control with 14-3 HPN cord, 6′ (1.8m).

HOTSTART TFTC Conduit-Mount Temperature Control — Conduit-type enclosure temperature control that mounts directly to the heater.

Fixed-temperature thermostat assemblies for HOTSTART industrial immersion heaters, supplied complete with temperature sensing unit and wiring harness. Available in four temperature ranges from 40–60 °F to 100–120 °F.

HOTSTART Weathertight Industrial Immersion Heater — NEMA 4 (Type 4) weathertight enclosure.

HOTSTART DIT Remote Oil Thermostat — Remote thermostats for oil heaters.

12 V DC and 24 V DC control boxes for HOTSTART DC lube-oil heaters, rated to 25 amps maximum. All DC oil heaters must be used with a DC relay/contactor.

HOTSTART OW Weathertight Lube Oil Heater — Use a thermostat with all lube oil heaters to protect the oil from overheating.

EE Series hazardous location thermosiphon engine heaters, available in single-phase (1500–5000 W, engines up to 1650 CID / 27.0 L) and three-phase (2500–5000 W, 600–1650 CID / 9.8–27.0 L). Supplied with a fixed-setting temperature sensor (code 10, ON 100 °F / OFF 120 °F). Hazardous location design uses a flange-mounted element with MC-HL cable and 1″ NPT female inlet/outlet. All three-phase heaters with a thermostat — and any heater over 480 V — must be used with a control box.

HOTSTART WL Weathertight Three-Phase Thermosiphon Engine Heater — WL Series weathertight three-phase thermosiphon engine heaters, 2500–5000 Watts, for 600–1650 CID (9.8–27.0 L) engines.

HOTSTART High Limit Control.

Genuine HOTSTART replacement heating elements for SL Weathertight thermosiphon engine heaters (3000–4000 W). Each element is matched to a specific SL heater model — select the correct part number from the table below.

Genuine HOTSTART replacement heating elements for SB Weathertight thermosiphon engine heaters (1500–2500 W). Each element is matched to a specific SB heater model — select the correct part number from the table below.

HOTSTART SL Weathertight Thermosiphon Engine Heater (with Power Cord) — SL Model — Weathertight, Single Phase, 3000–4000 Watts thermosiphon engine heater with power cord for 800–1350 CID / 13.1–22.1 L engines.

HOTSTART SB Weathertight Thermosiphon Engine Heater (with Power Cord) — SB Model — Weathertight, Single Phase, 1500–2500 Watts thermosiphon engine heater with power cord for 350–800 CID / 5.7–13.1 L engines.

CL Series weathertight single-phase thermosiphon engine heaters. The standard CL range covers 3000–5000 W for 800–1650 CID (13.1–27.0 L) engines and is available without a thermostat or with a fixed-setting temperature sensor. Also included below is the CL OEM Replacement range (3000–6000 W) — direct replacements for Caterpillar factory heaters (7E-6247, 7E-6248/2006504).