SKU: 31361363281

Commercial Universal Heavy Duty 85 Gal. 399.9K BTU Natural Gas Tank Water Heater

Sale price$4949.85 Regular price$5499.83
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Ships within 48 hours · Estimated delivery Jul 19 - Jul 24

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Description

Commercial Universal Heavy Duty 85 Gal. 399.9K BTU Natural Gas Tank Water HeaterThe Rheem Commercial Universal Gas Water Heaters are expertly crafted to seamlessly integrate into constrained retrofit spaces while delivering robust performance to handle rigorous usage demands. Its compact dimensions and versatile water connections streamline installation processes, especially in tight commercial settings. Notably, this model necessitates a 120 Volt power source for operation. Key features include a space saving design with short

The Rheem Commercial Universal Gas Water Heaters are expertly crafted to seamlessly integrate into constrained retrofit spaces while delivering robust performance to handle rigorous usage demands. Its compact dimensions and versatile water connections streamline installation processes, especially in tight commercial settings. Notably, this model necessitates a 120-Volt power source for operation. Key features include a space-saving design with short heights and narrow jacket diameters, alongside multiple water inlet/outlet options for installation flexibility. The System Sentinel LED diagnostic system ensures operational integrity with sequential verification. Its robust tank design, fortified by a proprietary steel formulation and patented multi-flue architecture, coupled with stainless steel burners, promises durability and efficiency. Further enhancing convenience, the low-profile automatic flue damper reduces product height, while a factory-installed full-port brass drain valve facilitates swift maintenance. The direct spark to pilot ignition system optimizes energy consumption by igniting only when heat is required. Engineered for longevity, corrosion-resistant components and thorough insulation ensure enduring performance. Additionally, the gas control system allows precise temperature adjustment and accommodates various configurations, ranging from 35 to 100 gallons, with customizable BTU/h options in natural gas and liquid propane. However, compliance regulations restrict sales, shipments, or installations in specific regions based on emissions requirements, as detailed for residents of California, Utah, and Texas.

Dimensions

Product Depth (in.)

26.25 in

Product Height (in.)

78.813 in

Product Width (in.)

26.25 in

Tank Valve Size (in.)

1.5 in

Vent diameter (in.)

10 in

Water Connection Size (in.)

1-1/2 in

Details

Application Type

Commercial

BTU Rating

399900

Finish Family

Gray

First Hour of Delivery (gallons/hr)

447

Fuel Type

Gas

Gas Connection Size

3/4 in

Gas Type

Natural Gas

Household Size

5+

Indoor/Outdoor

Indoor

Maximum Temperature (F)

180 F

Minimum Temperature (F)

70 F

Nominal Tank Capacity (gallons)

85 gal

Pack Size

1

Product Weight (lb.)

640 lb

Recovery Rate at 90F Rise (gallons/hour)

431

Returnable

90-Day

Tank Lining Material

Glass

Tank Warranty

3 Year

Uniform Energy Factor

0

Vent Type

Atmospheric

Water Heater Features

Glass-Lined Tank, Temperature Pressure Relief Valve

Water Heater Profile

Tall

Warranty / Certifications

Certifications and Listings

CSA Listed, UL Listed

Labor Warranty

No Warranty

Part Warranty

1 Year

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: 31361363281

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4.1 ★★★★★
Based on 29 reviews
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Product Reviews
K
Verified Purchase
Kyle Seal
Waukegan, US
★★★★★ 5
Worked good
Worked well on my 84 115 tower of power
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 25, 2026
A
Verified Purchase
Amazon Customer
Cuba, US
★★★★★ 5
Good
Good
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Reviewed in the United States on March 30, 2026
S
Sir Clicks-A-Lot
Cuba, US
★★★★★ 5
Great replacement parts!
Perfect fit for my 2003 Mercury Salt Water 150 2 stroke engine. Everything I needed was in the box.” “Good quality parts and saved me a lot compared to OEM.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on July 6, 2025
B
Brian Giller
Birmingham, US
★★★★★ 5
Great brand and value for the price
high quality parts, look just like OEM, packaged well, I like that a parts list is included so that contents can be verified.
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Reviewed in the United States on May 22, 2025
O
Verified Purchase
oldranger
Lowell, US
★★★★★ 5
Great connectors
Size: 5 pairs
Just finished an overhaul on the stereo system. A couple decks needed new belts and the wife wanted a new cabinet for everything so just take it all apart and refresh. I ordered these plugs to make the backside wiring a bit neater . They are very well made and easy to install if you mess up the polarity just swap the arrel covers, easy peasy. Great quality and easy assembly. Did it improve the sound? Can't say that I noticed that but it is certainly as good and so much easier to connect speaker outputs. I would certainly buy again.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 26, 2026

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