SKU: 79478952559

PENTAIR MASTERTEMP HD HEATER 400K BTU - 460805

$1844.56 $2049.51
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Ships within 48 hours · Estimated delivery Aug 26 - Aug 31

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Description

PENTAIR MASTERTEMP HD HEATER 400K BTU - 460805The Pentair MasterTemp HD 400K BTU Natural Gas Pool Heater delivers the professional grade performance and reliability pool contractors demand for commercial and high end residential installations. This heavy duty heater features an 82% efficiency rating and cupro nickel heat exchanger designed to withstand the rigors of continuous commercial operation. Commercial Installation Benefits Engineered for professional installers, this compact heater

The Pentair MasterTemp HD 400K BTU Natural Gas Pool Heater delivers the professional-grade performance and reliability pool contractors demand for commercial and high-end residential installations. This heavy-duty heater features an 82% efficiency rating and cupro-nickel heat exchanger designed to withstand the rigors of continuous commercial operation.

Commercial Installation Benefits

Engineered for professional installers, this compact heater connects directly to Schedule 40 PVC pipe, reducing installation time and labor costs. The digital operating control with temperature display provides precise pool and spa temperature management, while the low NOx certification ensures compliance with environmental regulations across all markets.

Why Pool Contractors Choose MT Pools

MT Pools provides superior customer service with expert technical support for complex installations. Our B2B wholesale pricing structure maximizes your profit margins while our reliable inventory ensures your commercial projects stay on schedule. Join thousands of pool contractors who trust MT Pools for their heating equipment needs.

Frequently Asked Questions

What flow rate requirements does the MasterTemp HD 400K BTU have?

The MasterTemp HD requires a minimum flow rate of 40 GPM with a maximum recommended flow of 120 GPM. For pumps 2 HP or larger, a manual bypass is recommended if flow exceeds 120 GPM.

Can this heater be installed indoors for commercial applications?

Yes, while designed for outdoor installation, the MasterTemp HD can be installed indoors using the available vent conversion kit for US and Canada installations.

What warranty coverage does MT Pools provide for professional installations?

Professional installations receive minimum 1-year parts and labor warranty, with 3-year bundle warranty available when purchased with qualifying equipment from MT Pools' brick-and-mortar location.

What electrical requirements are needed for installation?

The MasterTemp HD operates on 120 or 240 Volt, 60 Hz, single phase power, providing flexibility for various commercial electrical configurations.

Professional Installation Support

Contact MT Pools today for expert technical guidance and competitive B2B pricing on your next commercial heating project. Our team supports your success with fast shipping and superior customer service.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 79478952559

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Top-Converting Item to Boost Your Average Order

4.0 ★★★★★
Based on 9 reviews
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Product Reviews
B
Verified Purchase
Bailey Rae
Battle Creek, US
★★★★★ 3
It's good
Flavor Name: Beef, Size: Medium
My dog doesn't like it and he does typically like these but it is really nice quality and I like the shape and design so definitely try it because of the price
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 29, 2026
S
Verified Purchase
supermommy
Draper, US
★★★★★ 5
Best Dog Bone
Flavor Name: Beef, Size: Large
This is one of the best bones I've seen and I have always lived with dogs. The shape makes it so ergonomic for the dog, both of mine hold the bone down with both paws then chew the part standing up. One of my dogs was able to enjoy this while wearing a cone after surgery, supporting her natural behavior and keeping her busy. These are great for our 11 month old puppy because he was struggling to figure out how to brace the bone without it rubbing his paws, so was bracing on furniture and getting in trouble. Now he can hold the T part easily and doesn't need to use other objects he shouldn't chew by accident. They are durable, too. I got these about 2 months ago and they are barely worn with a rotty/pit/Shepard mix male puppy. If you know dogs, you know that means this is a solid durable bone! I will for sure keep these on hand for years as they are a preferred chew in my house!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 1, 2026
B
Verified Purchase
Baibhav Bhattarai
Bozeman, US
★★★★★ 5
Doggy Delight
Flavor Name: Beef, Size: Medium
Ever felt like your dog’s chew toys are on the fritz, ending up shredded like yesterday’s sandwich? The SPOT Bam-bones PLUS T Bone is here to save the day, offering a durable and tasty solution for aggressive chewers and teething puppies alike. These bamboo fiber and nylon chews are like the super-tough treats your dog dreams of, providing hours of gnawing joy without the splintering mess. My bulldog, who treats his chew toys like they’re part of a survival game, has found his perfect match in these T Bones. The beef flavor is irresistible, making them a favorite among picky pups and ensuring they stay engaged without turning into edible confetti. The 6-inch size is perfect for keeping his jaws busy without overwhelming his mouth – a win-win for both of us. The non-splintering design is a blessing, preventing any painful encounters with broken chews and keeping our home safe from unexpected trips to the vet. Plus, the durable construction means these chews last longer than my patience during a doggy tantrum – and that’s saying something! However, the T Bones can sometimes feel like they’re too tough, requiring a bit of extra chewing to fully enjoy – turning every chew session into a mini workout for your dog’s jaws. Additionally, the price point is slightly higher than standard chews, but the durability and quality make it worth every penny. Overall, the SPOT Bam-bones PLUS T Bone is a fantastic choice for dog owners looking to provide their pets with a long-lasting and enjoyable chew experience. It’s tough, tasty, and built to withstand even the most enthusiastic chewers. A solid 5-star rating for its durability and flavor, with a tiny star lost to its occasional toughness challenges.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 23, 2024
A
Verified Purchase
Amazon Customer
Fort Morgan, US
★★★★★ 5
The Ultimate Solution for Power Chewers!
Flavor Name: Beef, Size: Medium
I have a Pitbull mix who can usually destroy "tough" toys in minutes, but the Bam-Bones Plus is a total game-changer. The bamboo and nylon blend is incredibly dense; it satisfies that natural urge to chew without splintering like real wood or falling apart like rubber. It wears down slowly and safely, giving my dog weeks of use rather than minutes. ​Smart, Functional Design ​The T-bone shape is brilliant because of the "paw-grip" base—it makes it so easy for my dog to hold it steady while she works on it. I’ve also noticed her teeth looking much cleaner since we started using this, as the raised textures act like a natural toothbrush. Plus, the infused beef scent keeps her interested much longer than a plain nylon bone ever could. ​Final Verdict ​This is a must-have for any owner of a large or aggressive chewer. It’s safe, long-lasting, and provides excellent mental stimulation.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 16, 2026
L
Verified Purchase
Lisa D.
Grantham, US
★★★★★ 4
Fantastic Durable Chew Toy That My Dog Loves!
Flavor Name: Beef, Size: Medium
Absolutely thrilled with this dog chew toy! It’s extremely tough and durable — perfect for aggressive chewers and keeps my pup entertained for a long time. The bamboo fiber and nylon design feels sturdy yet gentle on the teeth, and it even helps with dental hygiene by massaging gums while he chews. My dog goes crazy for this bone and it lasts way longer than other chew toys we’ve tried. Great quality and great value — highly recommend for any dog
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 17, 2026

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