{"product_id":"raypak-017406-406a-digital-natural-gas-heater-399-000-btu-cupronickel-51","title":"Raypak | 017406 | 406A Digital Natural Gas Heater 399,000 BTU | Elevation 2000-5999 Feet |  Cupronickel #51","description":"\u003cp data-start=\"114\" data-end=\"530\"\u003eThe Raypak 017406 406A Digital Natural Gas Heater is a 399,000 BTUH gas fired pool and spa heater configured with a cupronickel fin tube heat exchanger and #51 natural gas orifices for 2,000 to 6,000 ft elevation installations. Designed for residential applications, this digital electronic ignition model delivers dependable heating performance with precise temperature control and flexible installation capability.\u003c\/p\u003e\n\u003chr data-start=\"532\" data-end=\"535\"\u003e\n\u003cp data-start=\"537\" data-end=\"551\"\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"553\" data-end=\"1376\"\u003e• 399,000 BTUH natural gas input designed for residential pool and spa heating applications.\u003cbr data-start=\"645\" data-end=\"648\"\u003e• #51 natural gas orifices configured for 2,000 to 6,000 ft elevation installations.\u003cbr data-start=\"732\" data-end=\"735\"\u003e• Cupronickel fin tube heat exchanger provides enhanced resistance to corrosion and scale formation.\u003cbr data-start=\"835\" data-end=\"838\"\u003e• Digital electronic ignition system with microprocessor controlled thermostat for accurate temperature management.\u003cbr data-start=\"953\" data-end=\"956\"\u003e• 2 inch slip water inlet and outlet connections compatible with standard pool plumbing layouts.\u003cbr data-start=\"1052\" data-end=\"1055\"\u003e• 3\/4 inch NPT gas inlet connection requiring 6 to 10.5 in WC natural gas supply pressure.\u003cbr data-start=\"1145\" data-end=\"1148\"\u003e• Operates on 120V or 240V single phase power with 4 amp draw at 120V and 2 amp draw at 240V.\u003cbr data-start=\"1241\" data-end=\"1244\"\u003e• Corrosion resistant cabinet suitable for indoor installation with draft hood or outdoor installation with approved top assembly.\u003c\/p\u003e\n\u003chr data-start=\"1378\" data-end=\"1381\"\u003e\n\u003cp data-start=\"1383\" data-end=\"1401\"\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1403\" data-end=\"1843\"\u003eThe Raypak 017406 406A Digital Natural Gas Heater is engineered to deliver high capacity heating for residential pool and spa systems operating at moderate elevations. Rated at 399,000 BTUH input, this configuration utilizes #51 natural gas orifices optimized for installations between 2,000 and 6,000 ft. The straight fin tube cupronickel heat exchanger enhances durability in environments with aggressive or mineral heavy water chemistry.\u003c\/p\u003e\n\u003cp data-start=\"1845\" data-end=\"2294\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eThe integrated digital control interface allows clear temperature display and precise setpoint adjustment for both pool and spa operation. Designed with 2 inch slip water connections and a 3\/4 inch NPT gas inlet, the heater integrates efficiently into common equipment pad configurations. Dual voltage capability provides flexible electrical installation, while the durable jacket supports reliable long term performance in residential environments.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003chr data-start=\"194\" data-end=\"197\"\u003e\n\u003ch2 data-section-id=\"w1c0q0\" data-start=\"199\" data-end=\"234\"\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003cp data-start=\"236\" data-end=\"468\"\u003e\u003cstrong data-start=\"236\" data-end=\"290\"\u003eQ: What is the Raypak 017406 406A heater used for?\u003c\/strong\u003e\u003cbr data-start=\"290\" data-end=\"293\"\u003eA: The Raypak 017406 406A is a 399,000 BTU natural gas pool and spa heater designed for residential pools that need fast, high-capacity heating at 2,000 to 5,999 ft elevation.\u003c\/p\u003e\n\u003chr data-start=\"470\" data-end=\"473\"\u003e\n\u003cp data-start=\"475\" data-end=\"680\"\u003e\u003cstrong data-start=\"475\" data-end=\"532\"\u003eQ: What elevation is the Raypak 017406 406A made for?\u003c\/strong\u003e\u003cbr data-start=\"532\" data-end=\"535\"\u003eA: This model is configured for 2,000 to 5,999 ft elevation installations and uses #51 natural gas orifices for proper high-altitude performance.\u003c\/p\u003e\n\u003chr data-start=\"682\" data-end=\"685\"\u003e\n\u003cp data-start=\"687\" data-end=\"889\"\u003e\u003cstrong data-start=\"687\" data-end=\"744\"\u003eQ: What size pool is the Raypak 017406 406A best for?\u003c\/strong\u003e\u003cbr data-start=\"744\" data-end=\"747\"\u003eA: The 399,000 BTU output is best for medium to large residential pools, pool-and-spa combinations, or customers who want faster heat-up time.\u003c\/p\u003e\n\u003chr data-start=\"891\" data-end=\"894\"\u003e\n\u003cp data-start=\"896\" data-end=\"1100\"\u003e\u003cstrong data-start=\"896\" data-end=\"938\"\u003eQ: Is the Raypak 017406 406A worth it?\u003c\/strong\u003e\u003cbr data-start=\"938\" data-end=\"941\"\u003eA: Yes. It is a strong option for homeowners who need powerful heating, digital temperature control, and a cupronickel heat exchanger for long-term durability.\u003c\/p\u003e\n\u003chr data-start=\"1102\" data-end=\"1105\"\u003e\n\u003cp data-start=\"1107\" data-end=\"1339\"\u003e\u003cstrong data-start=\"1107\" data-end=\"1168\"\u003eQ: Can the Raypak 017406 replace my existing pool heater?\u003c\/strong\u003e\u003cbr data-start=\"1168\" data-end=\"1171\"\u003eA: Yes. It can replace many older pool heaters, but compatibility depends on your gas line, plumbing connections, electrical setup, venting, and elevation requirements.\u003c\/p\u003e\n\u003chr data-start=\"1341\" data-end=\"1344\"\u003e\n\u003cp data-start=\"1346\" data-end=\"1560\"\u003e\u003cstrong data-start=\"1346\" data-end=\"1403\"\u003eQ: Is the Raypak 017406 suitable for saltwater pools?\u003c\/strong\u003e\u003cbr data-start=\"1403\" data-end=\"1406\"\u003eA: Yes. The cupronickel heat exchanger provides enhanced resistance to corrosion and scale, making it suitable for saltwater and chemically treated pools.\u003c\/p\u003e\n\u003chr data-start=\"1562\" data-end=\"1565\"\u003e\n\u003cp data-start=\"1567\" data-end=\"1747\"\u003e\u003cstrong data-start=\"1567\" data-end=\"1618\"\u003eQ: What type of gas does the Raypak 017406 use?\u003c\/strong\u003e\u003cbr data-start=\"1618\" data-end=\"1621\"\u003eA: This heater uses natural gas and is configured with #51 natural gas orifices for 2,000 to 5,999 ft elevation installations.\u003c\/p\u003e\n\u003chr data-start=\"1749\" data-end=\"1752\"\u003e\n\u003cp data-start=\"1754\" data-end=\"1929\"\u003e\u003cstrong data-start=\"1754\" data-end=\"1818\"\u003eQ: Does the Raypak 017406 require professional installation?\u003c\/strong\u003e\u003cbr data-start=\"1818\" data-end=\"1821\"\u003eA: Yes. Professional installation is recommended due to gas, electrical, plumbing, and venting requirements.\u003c\/p\u003e\n\u003chr data-start=\"1931\" data-end=\"1934\"\u003e\n\u003cp data-start=\"1936\" data-end=\"2137\"\u003e\u003cstrong data-start=\"1936\" data-end=\"2008\"\u003eQ: When should I choose the Raypak 406A instead of a smaller heater?\u003c\/strong\u003e\u003cbr data-start=\"2008\" data-end=\"2011\"\u003eA: Choose the 406A if you have a larger pool, want faster heating, use a spa, or need stronger performance in cooler climates.\u003c\/p\u003e\n\u003chr data-start=\"2139\" data-end=\"2142\"\u003e\n\u003cp data-start=\"2144\" data-end=\"2365\"\u003e\u003cstrong data-start=\"2144\" data-end=\"2206\"\u003eQ: Can the Raypak 017406 be installed indoors or outdoors?\u003c\/strong\u003e\u003cbr data-start=\"2206\" data-end=\"2209\"\u003eA: Yes. It can be installed indoors or outdoors when installed with proper venting or an approved outdoor top assembly according to manufacturer guidelines.\u003c\/p\u003e","brand":"Raypak","offers":[{"title":"Default Title","offer_id":51811939451192,"sku":"017406","price":5596.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0808\/6319\/9544\/files\/RAY-15-0295_large_6655f82b-54c9-439c-bfd7-0ab7d207f368.jpg?v=1777767885","url":"https:\/\/appaetechpoolsupply.com\/products\/raypak-017406-406a-digital-natural-gas-heater-399-000-btu-cupronickel-51","provider":"AppaeTech Pool Supply","version":"1.0","type":"link"}