Raypak Avia 399K BTU 018033 P-R404A-EN-C P-R404A-ENC Digital Low NOx Natural Gas Swimming Pool and Spa Heater with Built-in Wi-Fi and Digital Control via Raymote
The Raypak® AVIA 399K BTU Natural Gas Heater (018033 P-R404A-EN-C / P-R404A-ENC) is built for serious performance and smart connectivity. With 84% thermal efficiency, built-in Wi-Fi, and full Raymote® digital control, it delivers high-output heating for residential pools and spas up to 30,000–35,000 gallons. Low NOx certified and suitable for indoor and outdoor use, this compact powerhouse is trusted by pool professionals and homeowners seeking precision and reliability.
Take full command of your pool’s temperature with the AVIA 399K BTU Natural Gas Heater, featuring remote diagnostics, scheduling, and system alerts straight from your smartphone, tablet, or PC using the Raymote® platform.
018033 P-R404A-EN-C Raypak Avia 399K BTU Key Features:
- Input Rate: 399,000 BTU/h
- Thermal Efficiency: 84%
- Energy Type: Natural Gas – Low NOx Compliant
- Indoor & Outdoor Installation Approved
- Voltage: 120/240V, 1-Phase
- Max Water Flow: 125 GPM
- Heat Exchanger: Copper (Standard AVIA “C” Model)
- Wi-Fi Enabled: Raymote® Smart Control
- Altitude Rating: Certified up to 10,000 ft (Natural Gas)
- Automation Ready: Works with AquaStar® Pipeline Pumps and basic automation systems
Included at no extra cost, Raymote® allows real-time monitoring, temperature control, diagnostic alerts, and scheduling from your smartphone, tablet, or PC.
Installation Advantages
- Drop-In Replacement: Water and gas connections align with legacy units
- Category I & III Venting: Supports vertical and horizontal venting
- Built-in ProTek Shield: Protects internal components from aggressive water conditions
Specifications:
- Part Number: 018033
- Model Number: P-R404A-EN-C
- Flue Diameter: 6 in
- Gas Connection: ¾” NPT
- Water Connections: 2″ Buttress Threads
- Weight: 150 lbs (Shipping Weight: 170 lbs)
- Cabinet Dimensions: 30.38″ W x 23.22″ D x 36.61″ H
This AVIA model meets stringent SCAQMD Rule 1146.2 for Low NOx emissions, helping reduce your environmental footprint while delivering dependable heat.
Perfect for residential in-ground pools, spas, and combination systems. Compatible with chlorine and saltwater pools when installed with proper water chemistry and bypass valve.
Why Choose Raypak AVIA?
- Backed by Raypak’s 3-Year Residential Warranty
- Proudly made in the USA
- Designed by pool professionals for easy servicing and future-proof automation
Up to $600 Rebate from SoCalGas
This Raypak® AVIA model qualifies for a rebate of up to $600 from Southern California Gas Company.
Check Your Eligibility and Submit Rebate
Rebate Disclaimer:
This rebate is offered directly by SoCalGas, not Best Pool Shop. Eligibility is determined solely by the gas company and may vary based on location, installation type, and program status. Customers are responsible for confirming eligibility and submitting any required forms or documentation. Please contact SoCalGas for full rebate terms and application instructions.
Raypak AVIA Gas Heater Brochure
Raypak AVIA Gas Heater Installation & Operation Manual
Raypak Raymote Installation & Operation Manual
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