19th Jul 2026, 03:28 AM
Boat Engine Compartment Heater | 400w Marine Certified Bilge Heater, Use For Winter Storage, Under RV, Freeze Protection, Well House, Campers, Greenhouses, & Boats
Price may vary by location, shipping cost, and availability.
8% Off
$369.00
$399.99
Highest: $400.00
Average: $364.97
Lowest: $313.65
Price History Graph
Offer Price Prices
Lowest: -
Average: -
Highest: -
Price History Information
You can check the price history of Boat Engine Compartment Heater | 400w Marine Certified Bilge Heater, Use For Winter Storage, Under RV, Freeze Protection, Well House, Campers, Greenhouses, & Boats here. This product's current Price in USA is $369.00. The average and highest prices are $364.97 and $400.00 respectively.
| Lowest Ever Price | $313.65 |
|---|---|
| 25th Nov 2025 | |
| Average Price | $364.97 |
| Based on 1488 days price tracking | |
| Highest Price | $400.00 |
| 25th Jun 2022 | |
Price History of All Variants of Boat Engine Compartment Heater 400w Marine...
Current Price in USA
| Price | $369.00 |
|---|---|
| MRP | $399.99 |
| Savings | $30.99 |
| Discount | 7.747% |
Recent Price Drops on Boat Engine Compartment Heater | 400w Marine Certified Bilge Heater, Use For Winter Storage, Under RV, Freeze Protection, Well House, Campers, Greenhouses, & Boats
Price Drop 27th Mar 2026
$369.00 → $313.65
15% drop
Price Drop 24th Nov 2025
$369.00 → $313.65
15% drop
Price Drop 11th Dec 2023
$369.00 → $340.51
7.72% drop
Price Drop 8th Dec 2023
$369.00 → $340.51
7.72% drop
Price Drop 7th Dec 2023
$369.00 → $340.51
7.72% drop
Price Drop 21st Nov 2023
$369.00 → $350.00
5.15% drop
Price Drop 31st Oct 2023
$369.00 → $350.00
5.15% drop
Price Drop 11th Aug 2022
$400.00 → $350.00
12.5% drop
Product Information
Details
| Product Name | Boat Engine Compartment Heater | 400w Marine Certified Bilge Heater, Use For Winter Storage, Under RV, Freeze Protection, Well House, Campers, Greenhouses, & Boats |
|---|---|
| Store Product Code | B0B32QGGJR |
| Store Name | amazon.com |
| Rating | 9 / 10 |
| Category | Heaters & Furnaces |
| Product Manufacturer | Xtreme Heaters |
| Model Number | CWR-100851 |
| Color | No Color |
| Size | Small-400w |
| Dimensions | 3.5"D x 5.1"W x 5.1"H |
Features
- #1 Engine Compartment Heater > Our bilge heaters for boats, rv underbelly, campers, well houses, boat cabins, greenhouses & more is now 10% smaller with a 150 watt increase Keep your boat safe
- Easy to Use > Self-regulating PTC Element. Turns on at 40 & off at 55. Giving you consistent engine compartment temperatures, always. Extreme peace of mind
- Durable > Get a lifetime of use from the anodized case, sealed electronics module & our exclusive 58 CFM waterproof fan. Our boat bilge heater can be mounted any direction, even upside down.
- Stay Safe > Our freeze protection heater is made for harsh, enclosed engine compartments. Exceeding Coast Guard, ABYC & MILSPEC certifications for heat, cold, moisture, & vibration. Our heaters have been in boats, rvs, etc for over 20 years now keeping them protected
- Advanced Freeze Protection > Features a tricolored LED indicator to make it easier for self-testing & ensuring the marine heater reads the ambient temperature accurately.
- Includes > 15-foot marine rated 110v power cord w/ 3-prong plug. Use as a cabin heater, rv bay heater, well-house heater, boat storage heater, bilge heater, greenhouse heater, lithium warmer, & more
- Xtreme Heaters Promise > Our mission is to build the safest, most reliable & efficient engine compartment heater. Our marine heaters includes a 5-year manufacturers warranty.
Images
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Rating and Reviews
9 Based on 64 reviews
Boat Engine Compartment Heater 400w Marine has 9 rating out of 10. This average rating is consist of 64 individual ratings. You can rate this product at product review page.
* Predictions is created on based of past prices and trends, it does not guarantee that it will happen. These are just prediction for theoretical information only.