InSinkErator HOT150 Instant Hot Water Dispenser
InSinkErator HOT150 Instant Hot Water Dispenser Review
The InSinkErator HOT150 is an entry-level instant hot water dispenser, positioned as a budget alternative to the HOT100 and H770. The HOT150 designation reflects the 1.5-gallon tank capacity (smaller than the HOT100's 2/3 gallon — yes, the model number is somewhat counterintuitive). Maintains water at 200°F for instant dispensing through a dedicated faucet on the sink top.
Specs: 1.5-gallon stainless steel tank, 750W heating element on 120V (any standard outlet), recovery rate about 60 cups per hour. Self-closing valve dispensing — the faucet handle returns to off automatically rather than staying open. Adjustable temperature 160–210°F.
The smaller capacity makes the HOT150 the right pick for kitchens with very light instant-hot use (occasional tea, coffee, small recipe needs). Households making multiple cups of tea simultaneously or filling larger pots would benefit from the HOT100's 2/3-gallon (4-cup) capacity or the H770's faster recovery.
Installation: under-sink mounting bracket, cold-water supply connection, 120V outlet within 5 feet, drilled hole in sink top for the faucet (1-1/4" diameter). Typical install 60–90 minutes. About $180 bundled with faucet. 1-year warranty.
Right buyer: kitchen with occasional instant-hot use, budget-constrained replacement of an aging Insinkerator dispenser. Wrong buyer: heavy daily use (tea/coffee multiple cups per session), or anyone wanting the H770's higher build quality and 3-year warranty.
- No combustion, no venting required — installs anywhere with 240V electrical access
- UEF 0.95 — top-tier efficiency; qualifies for Inflation Reduction Act §25C residential credit
- 3-year warranty — well below the 8–12 year category average; extended warranty advisable
- Resistance electric has slower recovery than gas at comparable capacity — schedule heavy use to match tank recovery