--- product_id: 24273023 title: "3500022 Engine Block Immersion Heater for Cummins, Paccar, 3/4\" NPT Thread | CSA Approved | 120 Volts | 750 Watts" brand: "zerostart" price: "B/.272" currency: PAB in_stock: true reviews_count: 13 category: "Zerostart" url: https://www.desertcart.com.pa/products/24273023-3500022-engine-block-immersion-heater-for-cummins-paccar-3-4 store_origin: PA region: Panama --- # 750W power output 120V plug & 6' cord 3/4" NPT threaded fit 3500022 Engine Block Immersion Heater for Cummins, Paccar, 3/4" NPT Thread | CSA Approved | 120 Volts | 750 Watts **Brand:** zerostart **Price:** B/.272 **Availability:** ✅ In Stock ## Summary > 🔥 Power up your winter starts with precision and safety! ## Quick Answers - **What is this?** 3500022 Engine Block Immersion Heater for Cummins, Paccar, 3/4" NPT Thread | CSA Approved | 120 Volts | 750 Watts by zerostart - **How much does it cost?** B/.272 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.com.pa](https://www.desertcart.com.pa/products/24273023-3500022-engine-block-immersion-heater-for-cummins-paccar-3-4) ## Best For - zerostart enthusiasts ## Why This Product - Trusted zerostart brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Plug & Play Convenience:** Includes a 6-foot power cord with a standard 120V Type A plug for easy, hassle-free setup. - • **Smart Heating Efficiency:** Designed to warm your engine block efficiently without draining coolant or requiring complex installation. - • **Winter-Proof Your Engine:** 750 watts of reliable heating power ensures quick cold starts and reduces engine wear during harsh winters. - • **Certified Safety & Durability:** CSA approved and crafted from stainless steel for long-lasting performance and peace of mind. - • **Precision Fit for Cummins & Paccar:** Threaded 3/4" NPT design guarantees seamless installation tailored for your specific engine model. ## Overview The Zerostart 3500022 Engine Block Immersion Heater delivers 750 watts of heating power at 120 volts, featuring a 3/4" NPT threaded stainless steel design specifically engineered for Cummins and Paccar engines. CSA certified for safety, it includes a 6-foot power cord and plug protector, ensuring quick, reliable cold-weather engine starts while reducing wear. Easy to install without draining coolant, this heater is a must-have for professionals seeking dependable winter engine performance. ## Description Product description Ensure Cold Weather Starts Zerostart Engine Block Heaters Engine block heaters designed and tested for each individual engine application. Several types of engine block heaters are available to meet your specific needs, including freeze plug heaters, threaded immersion heaters, plate-style heaters and cartridge heaters. Choosing The Correct Block Heater For Your Vehicle Follow these suggestions when selecting a block heater for your vehicle Each heater is designed for a specific engine, you can search based the Year/Make/Model of your vehicle Confirm your heater style matches what you need; threaded, plate/bolt-on, cartridge, or V-lock. Choose a quality heater that is safety certified. Zerostart heaters are rigorously tested and CSA certified. Get help when you need it. Zerostart provides tools and support through our website. See the various types of block heaters below to see which style you need for your vehicle. Fits directly into the frost plug port Copper heating element Plated steel or forged brass adapter Threads directly into the engine block Copper or stainless heating element Plated steel Heater is placed directly into a dry port of the engine Quick Installation No need to drain coolant Mounts to the engine block Shop Other Popular Block Heaters 3500043 Block Heater 8605556 Block Heater 3100003 Block Heater 3500022 Block Heater 3100130 Block Heater 3100057 Block Heater 3500030 Block Heater More Engine Heating From Zerostart Adhesive Silicone Pad Heaters Easily installs to any flat metal surface. Ideal for oil pans, transmissions and Hydraulics. Magnet Heaters Warm critical fluids with an easy to use magnetic heater. Available in 200 & 300 watts. Circulation Heaters Keep your engine ready for quick starts and peak power with a coolant circulation heater. Battery Heating Zerostart battery blanket wraps keep batteries at optimal temperature for quick easy starts. Which block heater will fit my vehicle? Each block heater is engineered for a specific engine. Check the desertcartConfirmedFit tool or the Phillips and Temro website for exact fitment based on your vehicle Year/Make/Model and engine size. Which block heater will fit my vehicle? Each block heater is engineered for a specific engine. Check the desertcartConfirmedFit tool or the Phillips and Temro website for exact fitment based on your vehicle Year/Make/Model and engine size. How long can I plug in the block heater? To pre warm your vehicle, the block heater should be plugged in at least 3-4 hours. There is nothing detrimental about leaving it plugged in overnight or longer. How long can I plug in the block heater? To pre warm your vehicle, the block heater should be plugged in at least 3-4 hours. There is nothing detrimental about leaving it plugged in overnight or longer. Can I plug my heater in before installation to test it? NO. Withtout the engine coolant to dissipate the heat you will burn out the element and it will no longer function. The heater is designed for warm the engine while submersed in the coolant. Can I plug my heater in before installation to test it? NO. Withtout the engine coolant to dissipate the heat you will burn out the element and it will no longer function. The heater is designed for warm the engine while submersed in the coolant. Can you use a timer with a block heater? Yes. You can use a timer with your block heater. However give at least 3-4 hours of continuous heating to properly warm the engine. This timing may vary depending on the ambient conditions. Can you use a timer with a block heater? Yes. You can use a timer with your block heater. However give at least 3-4 hours of continuous heating to properly warm the engine. This timing may vary depending on the ambient conditions. How can I test my heater is working? Using a multi-meter you can check the continuity or resistance of the element. How can I test my heater is working? Using a multi-meter you can check the continuity or resistance of the element. ## Features - Ensure quick winter starts and reduce engine wear - For Cummins, Paccar. See Zerostart catalog for specific applications. - 3/4" NPT thread - 6' (1.8m) cord included - Volts: 120 | Watts: 750 | Plug Type: 120 Volt, 15 Amp (Type A) - CSA approved ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B002UNK9VA | | Best Sellers Rank | #608,476 in Automotive ( See Top 100 in Automotive ) #10 in Automotive Replacement Freeze Plug Type Engine Heaters | | Brand | Zerostart | | Brand Name | Zerostart | | Color | Stainless Steel | | Customer Reviews | 4.7 out of 5 stars 319 Reviews | | Global Trade Identification Number | 00064222012647 | | Included Components | 6' (1.8m) Power Cord, Heater, Plug Protector | | Item Type Name | Engine Block Immersion Heater for Cummins, Paccar, 3/4" NPT Thread | CSA Approved | 120 Volts | 750 Watts | | Item Weight | 0.97 Pounds | | Manufacturer | Phillips & Temro Industries | | Material | Stainless Steel | | Material Type | Stainless Steel | | Model Number | 3500022 | | Part Number | 3500022 | | UPC | 064222012647 | | Unit Count | 1.0 Count | | Voltage | 120 Volts | | Warranty Description | 1 year manufacturer's warranty | | Wattage | 750 watts | ## Product Details - **Brand:** Zerostart - **Color:** Stainless Steel - **Item Weight:** 0.97 Pounds - **Voltage:** 120 Volts - **Wattage:** 750 watts ## Images ![3500022 Engine Block Immersion Heater for Cummins, Paccar, 3/4" NPT Thread | CSA Approved | 120 Volts | 750 Watts - Image 1](https://m.media-amazon.com/images/I/61f381sFxsL.jpg) ![3500022 Engine Block Immersion Heater for Cummins, Paccar, 3/4" NPT Thread | CSA Approved | 120 Volts | 750 Watts - Image 2](https://m.media-amazon.com/images/I/61u-JJmCUfL.jpg) ![3500022 Engine Block Immersion Heater for Cummins, Paccar, 3/4" NPT Thread | CSA Approved | 120 Volts | 750 Watts - Image 3](https://m.media-amazon.com/images/I/61erwDLsplL.jpg) ![3500022 Engine Block Immersion Heater for Cummins, Paccar, 3/4" NPT Thread | CSA Approved | 120 Volts | 750 Watts - Image 4](https://m.media-amazon.com/images/I/61rj-YEeA1L.jpg) ![3500022 Engine Block Immersion Heater for Cummins, Paccar, 3/4" NPT Thread | CSA Approved | 120 Volts | 750 Watts - Image 5](https://m.media-amazon.com/images/I/61dWVz2XNXL.jpg) ## Questions & Answers **Q: Which block heater will fit my vehicle?** A: Each block heater is engineered for a specific engine. Check the AmazonConfirmedFit tool or the Phillips and Temro website for exact fitment based on your vehicle Year/Make/Model and engine size. **Q: How long can I plug in the block heater?** A: To pre warm your vehicle, the block heater should be plugged in at least 3-4 hours. There is nothing detrimental about leaving it plugged in overnight or longer. **Q: Can I plug my heater in before installation to test it?** A: NO. Withtout the engine coolant to dissipate the heat you will burn out the element and it will no longer function. The heater is designed for warm the engine while submersed in the coolant. **Q: Can you use a timer with a block heater?** A: Yes. You can use a timer with your block heater. However give at least 3-4 hours of continuous heating to properly warm the engine. This timing may vary depending on the ambient conditions. **Q: How can I test my heater is working?** A: Using a multi-meter you can check the continuity or resistance of the element. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by M***) on October 28, 2025* ### ⭐⭐⭐⭐⭐ Review *by R***N on November 19, 2025* ### ⭐⭐⭐⭐⭐ Review *by B***E on January 14, 2025* ## Frequently Bought Together - Zerostart 3500022 Engine Block Immersion Heater for Cummins, Paccar, 3/4" NPT Thread | CSA Approved | 120 Volts | 750 Watts - Zerostart 3600012 Protector for 120-Volt Plugs | 120 Volts , Black - NOCO GENIUS2D, 2A Direct-Mount Onboard Car Battery Charger, 12V Automotive Charger, Battery Maintainer, Trickle Charger, Float Charger and Desulfator for Marine, ATV, Truck and Deep Cycle Batteries --- ## 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.com.pa/products/24273023-3500022-engine-block-immersion-heater-for-cummins-paccar-3-4](https://www.desertcart.com.pa/products/24273023-3500022-engine-block-immersion-heater-for-cummins-paccar-3-4) --- *Product available on Desertcart Panama* *Store origin: PA* *Last updated: 2026-08-09*