The standard heated stall bucket for a horse or large dog. It keeps water ice-free to -20 °F for little more than a small bucket costs.
Amazon $62.71The API 20FB 20 Quart Heated Bucket rates 3.5 among heated buckets heated waterers; the WEIYOONS 5 Gallon Heated Waterer rates 2.6 among poultry ones. The API 20FB 20 Quart Heated Bucket costs $63.28 less ($62.71 vs $125.99).
Prices were last checked November 9, 2026. Product prices and availability are accurate as of that date and are subject to change; the price and availability shown on Amazon or the retailer's site at the time of purchase apply. As an Amazon Associate we earn from qualifying purchases.

A 5 gallon stainless-base waterer for larger flocks that want a sturdier base. You pay more per gallon than for the plastic waterers here.
Amazon $125.99Scores side by side
These two sit in different type classes (heated buckets and poultry), and each is scored against the reference points for its own class, so a rating says how well each does among its own type peers. How we rank explains each factor.
| Factor weight | API 20FB 20 Quart Heated Bucket | WEIYOONS 5 Gallon Heated Waterer |
|---|---|---|
| Overall rating | 3.5/5 | 2.6/5 |
| Value 30% | 54 $12.54 per gallon ($62.71, 5 gal) | 38 $25.20 per gallon ($125.99, 5 gal) |
| Capacity 15% | 21 5 gal | 100 5 gal |
| Cold rating 20% | 100 ice-free to -20 F | 0 cold rating not published, scored as none |
| Features 20% | 80 thermostat, protected cord, cord of 6 ft or more | 30 thermostat |
| Warranty 15% | 20 1 year warranty | 2 30 days warranty |
Specifications
| API 20FB 20 Quart Heated Bucket | WEIYOONS 5 Gallon Heated Waterer | |
|---|---|---|
| Water | ||
| Type | Heated bucket | Heated fount |
| Capacity | 5 gal | 5 gal |
| Price per gallon | $12.54 | $25.20 |
| Drinker | Open top | Drinking pan |
| Heating | ||
| Heater power | 115 W | 50 W |
| Ice-free to | -20 °F | - |
| Thermostat | Yes | Yes |
| Insulated | No | - |
| Power cord | ||
| Cord | 6 ft | - |
| Chew protection | Yes | - |
| Build | ||
| Material | Polyethylene | Stainless steel base, PC bucket |
| Warranty | 1 year | 30 days |