--- product_id: 13488144 title: "AHQ-B03X Coilless Technology Electric Tankless Water Heater for Low Flow Sink or RV-Marine-AHQ-B03X 120V 20/30 Amps 0.5 GPM at 45F Raise, White" brand: "american hometec" price: "$682.05" currency: USD in_stock: false url: https://www.desertcart.us/products/13488144-ahq-b03x-coilless-technology-electric-tankless-water-heater-for-low store_origin: US region: United States of America --- # 95%+ energy efficiency 0.5 GPM low flow rate No maintenance, coil-less tech AHQ-B03X Coilless Technology Electric Tankless Water Heater for Low Flow Sink or RV-Marine-AHQ-B03X 120V 20/30 Amps 0.5 GPM at 45F Raise, White **Brand:** american hometec **Price:** $682.05 **Availability:** ❌ Out of Stock ## Summary > 🔥 Upgrade to instant, eco-smart hot water—because waiting is so last decade! ## Quick Answers - **What is this?** AHQ-B03X Coilless Technology Electric Tankless Water Heater for Low Flow Sink or RV-Marine-AHQ-B03X 120V 20/30 Amps 0.5 GPM at 45F Raise, White by american hometec - **How much does it cost?** $682.05 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/13488144-ahq-b03x-coilless-technology-electric-tankless-water-heater-for-low) ## Best For - american hometec enthusiasts ## Why This Product - Trusted american hometec brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **95%+ Energy Efficiency:** Save up to 50% on energy bills with cutting-edge coil-less technology. - • **Maintenance-Free Design:** No descaling or coil replacements—built to last with zero hassle. - • **Compact & Sleek Footprint:** Fits seamlessly inside cabinetry or on display for modern spaces. - • **Dual Power Modes (20/30 Amps):** Customize power usage to fit your exact needs and save energy. - • **Instant Hot Water in 2 Seconds:** Never wait—experience on-demand warmth at your sink. ## Overview The AHQ-B03X is a coil-less electric tankless water heater designed for low flow sinks, RVs, and marine use. Operating at 120V with adjustable 20 or 30 Amp power settings, it delivers instant hot water at 0.5 GPM with a 45°F temperature rise. Its innovative coil-less technology ensures 95-99% energy efficiency, eliminates scale buildup, and requires no maintenance. Compact and eco-friendly, it qualifies for LEED points and meets multiple green building standards, making it the perfect upgrade for energy-conscious professionals. ## Description From the Manufacturer American Hometec Coil less Technology AHQ-B03X Electric Tankless Water heater -Ideal for commercial buildings, Mobile home, RV or Marine for Point of Use hand washing hot water demand. Max of 4 adjustable power levels based on demand needs. AHQ-B03x with Coil less Technology enables energy efficiency of 95-percent or higher throughout equipment lifetime without maintenance required. No descaling service is needed. Power level adjustable based on demand needs. Temperature range: 90 to 125 Degree Fahrenheit. Supplies hot water for one Low Flow sink at .5 GPM. AHQ-B03X comes with field convertible 2-in-1 capabilities allow it to be installed at one of the two options: 20 or 30 Amp 120v, Max 3.4kw at 30 amps or 2.4kw at 20amps. Product dimensions are 14.1-Inch H x 9.3-InchW x 2.6-Inch D. Included in carton: heater, owner/installer manual, mounting bracket, pressure relief valve, inlet water filter, template and mount screws. AHI's Coil less Technology eliminates lime scale deposits which can greatly reduce energy efficiency and destroy heating elements. AHI Tankless maintains 95-99-percent efficiency. Longer lifetime without relay switch malfunctions or coil heating elements break down due to scald buildup. Suitable for soft or hard water conditions no matter the location and hardness of the water. No Stand-by Energy loss - Only heats water on demand. Green Building initiatives: qualifies for LEED points, meets NAHB green building standards, Green Plumbers USA preferred methods, EPA Water sense. Beautiful housing design has small compact footprint, may be mounted inside kitchen or bath cabinetry or in plain view. ## Features - Supplies hot water for one sink at Low Flow Rate of .5 GPM at 45F raise. - 20 or 30 Amp 120v, Max 3.4kw at 30 amps or 2.4kw at 20amps - Includes: heater, owner/installer manual, mounting bracket, pressure relief valve, inlet water filter, template and mount screws - Install at point of use, Green technology saves up to 50-percent energy and supplies instant hot water in 2 seconds flat - Qualifies for LEED points, meets NAHB green building standards, Green Plumbers USA preferred methods, EPA Water sense ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B004KZKMCC | | Amperage | 30 Amps | | Brand | American Hometec | | Color | White | | Date First Available | December 9, 2011 | | Is Discontinued By Manufacturer | Yes | | Item Weight | 7.45 pounds | | Item model number | AHQ-B03X | | Manufacturer | American Hometec | | Manufacturer Part Number | AHQ-B03X | | Product Dimensions | 9.3"W x 14.1"H | | Style | Adjustable | | UPC | 897213002033 | | Voltage | 120 Volts | ## Product Details - **Brand:** American Hometec - **Capacity:** 0.5 Gallons - **Color:** White - **Power Source:** Corded Electric - **Product Dimensions:** 9.3"W x 14.1"H ## Images ![AHQ-B03X Coilless Technology Electric Tankless Water Heater for Low Flow Sink or RV-Marine-AHQ-B03X 120V 20/30 Amps 0.5 GPM at 45F Raise, White - Image 1](https://m.media-amazon.com/images/I/8155Mk4RxrL.jpg) --- ## 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.us/products/13488144-ahq-b03x-coilless-technology-electric-tankless-water-heater-for-low](https://www.desertcart.us/products/13488144-ahq-b03x-coilless-technology-electric-tankless-water-heater-for-low) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-05-14*