The versatile clamp-on Heater/Circulator for tanks and baths has 1,100 Watt capacity and provides accurate analog dial proportional control from 5°C above ambient to 100°C (212°F) with ±0.2°C stability. Long heating element can be immersed from 3—7in (76—178mm) and two-speed pumping is switch-selectable for 9 or 15L per minute (2.38 or 3.96gpm) to adapt to a range of tank sizes and types. Adjustable flow director accepts 1/2in ID tubing for external circulation to closed-loop system. Mounting clamp fits tank walls up to 1.19in (30.2mm) thick. Contact parts are stainless steel. On/Off switch, heating indicator light, and grommet-mounted nonmercury thermometer (-20°—150°C) are included. Two-year manufacturer’s warranty. Supplied with a 6ft power cord with grounded plug. 120V/60Hz version requires 9 amps, 240V/50Hz model operates on 4.5 amps. Est. Ship Wt.: 10lb (5kg).