Sta-Rite SR333NA Max-E-Therm In-Ground Low NOx Pool & Spa Heater - Natural Gas - 333K BTU

SKU: 340078
Brand: Sta-Rite Model: SR333NA Condition: New

Sta-Rite SR333NA Swimming Pool Heater

Our Price: $2,182.99
+ FREE Freight Shipping!
Special Phone Offer!
Call for Availability

Click to view freight pricing

Add 1 more to get 5% off! ($2,073.84 each)

Ask a Question
About this Product

Earn 145 Westside Dollars for every 1 piece purchased.

View All Sta-Rite Pool Heaters


The Pentair SR333NA in-ground pool and spa heater is eco-friendly, offering low NOx emissions. It's an economical choice to bring reliability and performance into heating your pool or spa. Max-E-Therm heaters are compact, leaving more room on your equipment pad for other equipment.

An innovative fueling and ignition process will heat the pool much faster. Plus, the Dura-Glass construction is anti-corrosive for many years of quality operation without the concern of weather conditions, or rust (great for humid or wet areas).

Pentair Max-E-Therm heaters meet regulations where low emission heaters are required. The low emission heaters are better for the environment, and operate at a more efficient rate than previous heater models. Upgrade today, go green, and increase your pool or spa efficiency.


  • Low NOx Emmissions (Eco-Friendly)
  • Super Quet Operation allows you to enjoy your pool time more comfortably
  • Rust-Proof Exterior to weather the elements
  • High Efficiency Rating
  • Special Designed System Heats Your Pool / Spa Faster
  • Easy to Program Control Panel
  • Offers Best In-Class Efficiency


  • Gas Type: Natural Gas
  • Dimensions: 25.15" W x 31.69"D x30.03" H
  • Venting: Top Vent
  • BTU Input: 333,000
  • Ignition: Hot Surface Technology
  • Thermostats: 1
  • 6" clearance required on all sides for proper operation

Customer Reviews

There are no reviews for this product yet. Be the first to review the product!

Write Your Own Review:

 1 star2 stars3 stars4 stars5 stars

Submit Review

Questions & Answers

Please login or register before adding a question.

If you are a new customer, please register first: