--- product_id: 346609865 title: "Original HOTSTART TPS151GT10-000 Engine Coolant Heater 1500W 120V | Tank-Type Block Pre-Heater for Diesel & Gas Generators, Trucks, Tractors, Boats, Heavy Equipment | Thermostat ON 100°F, Off 120°F" price: "€ 315.77" currency: EUR in_stock: true url: https://www.desertcart.hr/products/346609865-original-hotstart-tps151gt10-000-engine-coolant-heater-1500w-120v-tank store_origin: HR region: Croatia --- # 120V, 12.5A efficient power 1500W powerful heating Auto ON/OFF 100-120°F range Original HOTSTART TPS151GT10-000 Engine Coolant Heater 1500W 120V | Tank-Type Block Pre-Heater for Diesel & Gas Generators, Trucks, Tractors, Boats, Heavy Equipment | Thermostat ON 100°F, Off 120°F **Price:** € 315.77 **Availability:** ✅ In Stock ## Summary > 🔥 Stay ahead of the cold—never miss a beat with HOTSTART! ## Quick Answers - **What is this?** Original HOTSTART TPS151GT10-000 Engine Coolant Heater 1500W 120V | Tank-Type Block Pre-Heater for Diesel & Gas Generators, Trucks, Tractors, Boats, Heavy Equipment | Thermostat ON 100°F, Off 120°F - **How much does it cost?** € 315.77 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/346609865-original-hotstart-tps151gt10-000-engine-coolant-heater-1500w-120v-tank) ## Best For - Customers looking for quality international products ## Why This Product - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Plug & Play Power:** 120V, 12.5A operation with no pump needed thanks to thermosiphon tech. - • **Trusted Durability:** Backed by a 1-year warranty and top-rated by professionals. - • **Versatile Application:** Ideal for trucks, construction, marine, and industrial equipment. - • **Effortless Engine Warm-Up:** Preheats diesel & gas engines up to 8.2L for instant, reliable starts. - • **Precision Temperature Control:** Automatically maintains optimal 100°F to 120°F to protect your engine. ## Overview The HOTSTART TPS151GT10-000 is a 1500W coolant preheater designed for diesel and gas engines between 5.7 to 8.2 liters. Operating at 120V and 12.5A, it uses thermosiphon technology to heat engine coolant efficiently without a pump. It automatically activates between 100°F and 120°F, ensuring optimal engine temperature for reliable cold starts across trucks, construction, marine, and industrial applications. Supported by a 1-year warranty and highly rated by users, it’s a trusted solution for professionals seeking dependable engine performance in cold conditions. ## Description Buy Original HOTSTART TPS151GT10-000 Engine Coolant Heater 1500W 120V | Tank-Type Block Pre-Heater for Diesel & Gas Generators, Trucks, Tractors, Boats, Heavy Equipment | Thermostat ON 100°F, Off 120°F: Accessories - desertcart.com ✓ FREE DELIVERY possible on eligible purchases ## Features - GENUINE HOTSTART PART - Original Hotstart TPS151GT10-000 thermosiphon coolant heater, UL/C-US listed, sold by an authorized Hotstart distributor and backed by a 1-year warranty. Not a generic replacement - WHERE IT FITS - Hotstart sizes this 1500W model for 350-500 CID (5.7-8.2 L) diesel and gas engines in standby generators, trucks, boats, construction and industrial equipment. Easier cold starts and less engine wear - THERMOSTAT 100°F-120°F - Fixed thermostat turns the heater ON at 100°F (38°C) and OFF at 120°F (49°C) to keep coolant at a stable temperature. For a different range, choose the TPS151GT8-000 (80°F-100°F) - NO PUMP NEEDED - Thermosiphon design: heated coolant rises and circulates naturally through the engine block. For water or 50/50 water-glycol coolant mix. Maximum pressure 90 psi (620 kPa) - SPECS AND INSTALLATION - 120V, 1500W (1.5 kW), 12.5 A, 60 Hz single phase. 0.625 in (15.9 mm) hose barb inlet and outlet, 48 in power cord, mounting kit included. For weather-protected installations ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B099NVJGS7 | | Best Sellers Rank | #352,531 in Automotive ( See Top 100 in Automotive ) #73 in Automotive Replacement Engine Heater Accessories | | Brand | Thunder Parts | | Customer Reviews | 4.5 4.5 out of 5 stars (42) | | Date First Available | October 31, 2015 | | Is Discontinued By Manufacturer | No | | Item Weight | 1.72 pounds | | Item model number | HOTSTART TPS151GT10-000 | | Manufacturer | Thunder Parts | | Manufacturer Part Number | TPS151GT10-000 | | Package Dimensions | 8.07 x 5.31 x 4.69 inches | | Special Features | Engine Displacement: 350 – 500 CID (5.7–8.2 L), HOTSTART TPS Engine Heater, ON: 100°F (38°C) – OFF 120°F (49°C), TPS151GT10-000 engine heater | ## Images ![Original HOTSTART TPS151GT10-000 Engine Coolant Heater 1500W 120V | Tank-Type Block Pre-Heater for Diesel & Gas Generators, Trucks, Tractors, Boats, Heavy Equipment | Thermostat ON 100°F, Off 120°F - Image 1](https://m.media-amazon.com/images/I/71q1mli2kvS.jpg) ![Original HOTSTART TPS151GT10-000 Engine Coolant Heater 1500W 120V | Tank-Type Block Pre-Heater for Diesel & Gas Generators, Trucks, Tractors, Boats, Heavy Equipment | Thermostat ON 100°F, Off 120°F - Image 2](https://m.media-amazon.com/images/I/7191t6HemsS.jpg) ![Original HOTSTART TPS151GT10-000 Engine Coolant Heater 1500W 120V | Tank-Type Block Pre-Heater for Diesel & Gas Generators, Trucks, Tractors, Boats, Heavy Equipment | Thermostat ON 100°F, Off 120°F - Image 3](https://m.media-amazon.com/images/I/81+DeWR1fZS.jpg) ![Original HOTSTART TPS151GT10-000 Engine Coolant Heater 1500W 120V | Tank-Type Block Pre-Heater for Diesel & Gas Generators, Trucks, Tractors, Boats, Heavy Equipment | Thermostat ON 100°F, Off 120°F - Image 4](https://m.media-amazon.com/images/I/71Ov04r2IhS.jpg) ![Original HOTSTART TPS151GT10-000 Engine Coolant Heater 1500W 120V | Tank-Type Block Pre-Heater for Diesel & Gas Generators, Trucks, Tractors, Boats, Heavy Equipment | Thermostat ON 100°F, Off 120°F - Image 5](https://m.media-amazon.com/images/I/713rS26DhXS.jpg) ## Frequently Bought Together - ***Original*** HOTSTART Engine Heater TPS151GT10-000 - Coolant preheater | 1500 watts 120V 12.5A | ON: 100°F (38°C) – Off 120°F (49°C) | 1 Year Warranty! - HOTSTART ENGINE HEATER TPS151GT10-000 COOLANT PRE-HEATER - Original - 1 YEAR WARRANTY - Thunder Parts ***ORIGINAL*** HOTSTART TPS101GT10-000 Engine Coolant preheater | 1000 watts 120V 8.4A | ON: 100°F (38°C) – OFF 120°F (49°C) | 1 year warranty! --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.hr/products/346609865-original-hotstart-tps151gt10-000-engine-coolant-heater-1500w-120v-tank](https://www.desertcart.hr/products/346609865-original-hotstart-tps151gt10-000-engine-coolant-heater-1500w-120v-tank) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-10-22*