IceCap Heater Controller – Dual Output – 1000W Total – IC‑ACH1000W Lock in stable temps with a dedicated controller that runs two heaters for redundancy and safety. Set it, calibrate it, and relax while your reef stays steady. 🌡️🛡️🐠 Why You’ll Love It 🔌 Dual grounded heater outlets (redundancy or split load) 💪 Supports up to 1000W total heating power 🎯 Fine control: 68–93°F range, 0.1° resolution, ±1°F accuracy 🔔 Over‑temperature audible alarm + calibration offset 🧪 Works with saltwater & freshwater systems Key Features On/Off heating control modes Easy front‑panel buttons (°C/°F toggle, set, ±) Direct plug‑in—no app or hub required Use with two IceCap Titanium Heater Elements for best results How to Use Plug the controller into a GFCI outlet and connect up to two heaters. Place the temperature probe in a high‑flow area. Set target temp; verify with a separate thermometer and apply calibration if needed. Set alarms; test cutoffs before regular use. What’s Included IceCap Heater Controller (IC‑ACH1000W) Temperature probe Quick start guide More Information Item Name IceCap Heater Controller Brand IceCap Manufacturer SKU IC‑ACH1000W UPC 6974415981121 Total Capacity Up to 1000W (two grounded outlets) Temp Range 68–93°F (20–34°C) Resolution / Accuracy 0.1° / ±1°F Calibration Offset ±5.0° in 0.5° steps Input Power 100–240VAC, 60Hz Controller Body 3.125″ × 5.375″ × 1.125″ (L×W×H) Probe Cord 5 ft Heater Outlet Cord 18 in Alarm Over‑temperature audible alarm Warranty 1 Year Limited Shop Compatible Heaters & Mounts 🛒 IceCap Titanium Heater Element – 50W IceCap Titanium Heater Element – 100W IceCap Titanium Heater Element – 200W IceCap Titanium Heater Element – 300W IceCap Titanium Heater Element – 400W IceCap Dual Aquarium Heater Holder IceCap Magnetic Heater Mounts (Single/Dual)