Quick Overview
Sta-Rite Max-E-Therm SR333LP Heater uses is packed with advanced technology and uses a weather-proof frame, effortless controls, and an environmentally conscience exhaust. It is suitable for both outdoor and indoor pools or spas.
This heater model requires a Natural Gas to Propane Conversion Kit.
- Get Installation Quote
- Installation
- Size Chart
Toronto Pool Services
Pool Equipment installation services are provided by our partner, Toronto Pool Services.
All installations are performed by certified technicians and are backed by a one-year labour warranty. By submitting this form you will share your information with our partner and they will provide you with a quote by email. You are under no obligation to purchase the product or the installation service. Product prices on torontopoolsupplies.ca do not include installation costs.
Sizing your Heater
Pool Size w/ 6 ft. Avg. Depth | Volume, Gallons | Volume, Liters | Gas Heater BTU |
12' x 24' | 12,960 | 49,000 | 100k - 150k BTU |
14' x 28' | 17,640 | 66,800 | 150k - 200k BTU |
16' x 32' | 23,040 | 87,200 | 200k - 250k BTU |
18' x 36' | 29,160 | 110,400 | 250k - 300k BTU |
20' x 40' | 36,000 | 136,300 | 300k - 400k BTU |
15' Round | 7,950 | 30,100 | ~100k BTU |
18' Round | 9,050 | 34,250 | ~100k BTU |
21' Round | 15,580 | 59,000 | 100k - 150k BTU |
24' Round | 20,350 | 77,000 | 150k - 200k BTU |
Note: all figures are approximate and are meant to be used as a guideline only. Heater performance may vary depending on weather conditions - wind, shade, etc. For sizing solar and electrical heaters, refer to each individual heater's documentation.
Sta-Rite Max-E-Therm Overview
Sta-Rite Max-E-Therm SR333LP Heater uses is packed with advanced technology and uses a weather-proof frame, effortless controls, and an environmentally conscience exhaust. It is suitable for both outdoor and indoor pools or spas.
Sta-Rite Max-E-Therm 333 is designed for faster heat-ups and the top-mounted control panel has large a digital display with indicator lights that pinpoint heater or system conditions in case there's a need for troubleshooting. Max-E-Therm features an LED temperature readout with dual thermostat controls, 6-position control panel and PVC union connections. Its very economical in operation due to high energy efficiency. All Sta-Rite Max-E-Therm heaters are certified for low NOx emissions and outperforms industry standards for air pollution exhaust.
Power Output: 333,000 BTU
Fuel: Propane
This heater is a SR333NA Natural Gas model that requires a Natural Gas to Propane Conversion Kit (see Required Products tab)
Sta-Rite SR333LP Features
- Lightweight, yet durable construction lets the unit withstand the harshest of utilizations, such as to low pH, high flow and heavy use.
- Lightweight - Lightest heater in its class.
- Compact design - Ideal for retro-fit installations.
- Simple to Switch - Change gas sources with installation of separate orifice.
- Best in class energy efficiency. Standard Copper Heat Exchanger 84% efficient. Heavy-Duty (HD) Cupro-Nickel Heat Exchanger 82% efficient.
- Rust-resistant shell - sleek, matte dark housing is made of Dura-Glas - a premium material that can resist the heat and cold of the elements.
- Lower Operating Costs - 84% efficiency rating of Sta-Rite SR333 means lower energy consumption and in turn lower costs for you.
- Environmentally Friendly - All SR333 units are low NOx .
For residential use only.
Manufacturer Warranty:2 Years
- 18 x 36'
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NOTE: Product images are for illustration purposes only and may not exactly match the actual product due to seasonal model, color or design changes. When shopping for parts we strongly recommend to check the SKU or "Part Number" which is listed on each product page. If you are unsure whether this is the correct product or need assistance please contact us.
Just a quick reminder - Toronto Pool Supplies is an online-only store. Our Concord, ON location is a pickup point, not a retail store and we cannot service walk-in customers. If you want to pick up your items in person please place an order online first and we will email you when it's available for pickup.
Hours: Mon-Wed: 9AM-6PM / Thu: 9AM-8PM (Extended) / Fri: 9AM-6PM