--- product_id: 298162043 title: "Flame King ACR-2a 2-Stage Auto Changeover LP Propane Gas Regulator for RVs, Vans, and Trailers (Without Pigtails)" brand: "flame king" price: "₹ 9118" currency: INR in_stock: true category: "Flame King" url: https://www.desertcart.in/products/298162043-flame-king-acr-2a-2-stage-auto-changeover-lp-propane store_origin: IN region: India --- # Auto-switches tanks seamlessly 345,200 BTU rated power Dual-stage pressure regulation Flame King ACR-2a 2-Stage Auto Changeover LP Propane Gas Regulator for RVs, Vans, and Trailers (Without Pigtails) **Brand:** flame king **Price:** ₹ 9118 **Availability:** ✅ In Stock ## Summary > 🔥 Keep your propane flowing, your adventures going! 🔄 ## Quick Answers - **What is this?** Flame King ACR-2a 2-Stage Auto Changeover LP Propane Gas Regulator for RVs, Vans, and Trailers (Without Pigtails) by flame king - **How much does it cost?** ₹ 9118 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.in](https://www.desertcart.in/products/298162043-flame-king-acr-2a-2-stage-auto-changeover-lp-propane) ## Best For - flame king enthusiasts ## Why This Product - Trusted flame king brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Perfect RV Companion:** Compact, machined design fits vans, trailers, and RVs—ready for your next adventure. - • **Seamless Auto Changeover:** Automatically flips to your reserve tank when the primary runs dry—effortless reliability. - • **Precision Pressure Control:** Dual-stage regulator keeps gas pressure steady under all conditions for optimal performance. - • **Uninterrupted Propane Flow:** Switch tanks without missing a beat—never run out on the road. - • **Built for Safety & Durability:** High-strength thread-locker ensures leak-free, secure connections you can trust. ## Overview The Flame King ACR-2a is a UL-listed, dual-stage LP propane gas regulator designed for RVs, vans, and trailers. Rated at 345,200 BTU, it automatically switches between dual propane tanks to ensure uninterrupted fuel supply. Factory-set for precise pressure control, it features secure, leak-proof connections and compatibility with Flame King's hoses and pigtails, making it a reliable and safe choice for mobile propane needs. ## Description desertcart.com: Flame King ACR-2a 2-Stage Auto Changeover LP Propane Gas Regulator for RVs, Vans, and Trailers (Without Pigtails) : Automotive ## Features - Allows removal of an empty cylinder for refill without interrupting the propane supply - For RVs with dual propane tanks, it automatically switches from the primary tank to the reserve tank when the primary is empty - UL LISTED: Inlets are 1/4" SAE inverted flare, and the outlet is 3/8" NPT female pipe thread; rated for 345,200 BTU - Double-stage design maintains constant gas pressure under changing demand and conditions; the regulator is factory set at 11" WC (water column); lockout pressure is up to 14.9" WC - Compatible with Flame King's 48-inch Thermo Plastic Hose (Model 100383-48) and 12-18 inch INVERTED FLARE Pigtails (Models E12INPT, E15INPT, or E18INPT) - For your safety and to ensure leak-free performance, these regulators are assembled using high-strength thread-locker (Loctite) on the adapter connections where the pigtails are attached. This is an intentional safety measure designed to keep critical fittings secure and prevent gas leaks during use. - Note: NPT pigtails are not recommended. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08XYH1JS7 | | Best Sellers Rank | #22,693 in Automotive ( See Top 100 in Automotive ) #50 in RV Gas Supply Parts & Accessories | | Brand | Flame King | | Customer Reviews | 4.5 4.5 out of 5 stars (1,887) | | Date First Available | March 4, 2021 | | Exterior | Machined | | Item Weight | 1.74 pounds | | Item model number | ACR-2a | | Manufacturer | Flame King | | Manufacturer Part Number | ACR-2a | | Model | ACR-2a | | Product Dimensions | 7 x 4 x 4 inches | ## Images ![Flame King ACR-2a 2-Stage Auto Changeover LP Propane Gas Regulator for RVs, Vans, and Trailers (Without Pigtails) - Image 1](https://m.media-amazon.com/images/I/71t9EDMwSqL.jpg) ## Available Options This product comes in different **Size** options. ## Frequently Bought Together - Flame King ACR-2a 2-Stage Auto Changeover LP Propane Gas Regulator for RVs, Vans, and Trailers (Without Pigtails) - Flame King (KT12ACR-2) 2-Stage Auto Changeover LP Propane Gas Regulator With Two 12 Inch Pigtails For RVs, Vans, Trailers - Flame King Propane Thermo Plastic Rubber Hose Assembly, 48-inch, 3/8-inch ID for RVs and Travel Trailers --- ## 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.in/products/298162043-flame-king-acr-2a-2-stage-auto-changeover-lp-propane](https://www.desertcart.in/products/298162043-flame-king-acr-2a-2-stage-auto-changeover-lp-propane) --- *Product available on Desertcart India* *Store origin: IN* *Last updated: 2026-10-01*