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Xtreme Heaters 400W Bilge Heater | Boat, RV & Camper Freeze Protection
✅ In stock
D
Grade
Analysis Confidence
100%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Sep 30, 2026 4:39 AM · Prices & availability subject to change
Is This a Good Price on Amazon?
😐 Weak Deal- 😐Verdict: Weak Deal. Marginal discount. Prices may drop further soon.
- 💰The current price sits right around what this item typically fetches.
- 📉Pricing has not dipped this low in roughly six months, placing this offer among the better deals in that window.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
1.34/28
Recent Value
2.18/22
Market Standing
17.4/20
Deal Strength
10/20
Momentum
4/10
📝 Product Overview
🏪 Sold by
Autoplicity ✅
🚚 Shipping
Free Shipping
Product Details
✓#1 Engine Compartment Heater > Marine engine heater and bilge heaters for boats, plus RV bays and campers. Keeps engines, pumps and pipes above freezing all winter. Ideal for winter storage.
✓Freeze Protection for Boats, RVs & Campers > A freeze protection heater for boats, RVs, campers, trailers and toy haulers. Doubles as a greenhouse heater. One heater for every cold bay.
✓RV Underbelly Heater & Camper Underbelly Heater > Protects tanks, valves and plumbing under RVs, campers, trailers and motorhomes. A true RV bay heater.
✓Boat Bilge Heater & Marine Heater for Winter Storage > A 400 watt heater with thermostat for bilges, engine rooms, pumps and pipes. Keeps pontoons, sailboats and powerboats freeze-safe in storage.
✓Under RV Heater, Trailer & Toy Hauler Heater > A compact 400 watt heater for pump bays, tank bays and storage bays on travel trailers, fifth wheels and toy haulers.
✓400W Heater, Right-Sized > This 400 watt heater fits smaller engine compartments and RV bays. Mounts any direction, even upside down. Need more heat? See our 600 watt heater and 800 watt heater.
✓Set It & Forget It > Self-regulating PTC element turns on at 40°F, off at 55°F. Leave it plugged in all winter on boats, RVs and campers.
⚙️ Specifications
Brand
Xtreme Heaters
Special Feature
Energy Efficient, Overheat Protection
Color
No Color
Form Factor
Compact
Indoor/Outdoor Usage
Outdoor
Product Dimensions
3.5"D x 5.1"W x 5.1"H
Recommended Uses For Product
Greenhouse
Mounting Type
Floor Mount
Room Type
Patio
Heating Coverage
Approximately 40-60 square feet
Burner type
Radiant
