SKU: 87300750688

Bosch Greentherm T9900 SE 199,000 BTU Natural Gas Tankless Water Heater

Sale price$1327.50 Regular price$1475.00
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Description

Bosch Greentherm T9900 SE 199,000 BTU Natural Gas Tankless Water HeaterSummary Bosch Greentherm T9900 SE 199,000 BTU with built in a recirculation pump provides you with endless, on demand hot water for your home or business. This natural gas tankless hot water heater is designed for homes that have more demand on a daily basis. Created with Bosch's quality engineering and manufacturing, this unit is designed to run for up to 15 years if properly maintained. Typically, all hot water heaters we offer can be on the way to

Summary

Bosch Greentherm T9900 SE 199,000 BTU with built-in a recirculation pump provides you with endless, on-demand hot water for your home or business. This natural gas tankless hot water heater is designed for homes that have more demand on a daily basis. Created with Bosch's quality engineering and manufacturing, this unit is designed to run for up to 15 years if properly maintained.  Typically, all hot water heaters we offer can be on the way to you within 1-2 business days.

Why Choose Bosch? 

Bosch Greentherm is unique because all plumbing connections are made from the top of the unit. This saves you on labor and material cost since it takes less time and materials to transition from a tanked water heater to new tankless water heater. A quality system plus an easy install is what keeps Bosch at the top of rankings. 

General Information

  • Unit Type: Water Heater
  • Product Line: T9900
  • Unit Size: 199,000 BTU/H
  • Wifi Enabled: No (Add Wifi Kit)
  • Recirculation Pump Included: Yes
  • Isolation Valves Included: No (Add Isolation Valves)
  • Propane Conversion Kit: No (Add Propane Conversion Kit)

Product Details

  • Space-saving, state-of-the-art tankless design
  • Ultra-efficient with UEF ratings up to 0.96
  • High-resolution color LCD interface
  • Wi-Fi accessory & App increases functionality
  • Ability to control external pumps
  • Industry-leading 22:1 turn down ratio
  • 60ft venting using 2" pipe
  • Ultra-Low NOx Certified
  • Integrated freeze protection
  • Stainless Steel condensing heat exchanger

Installation Dimensions

  • 18 19/32" W x 31.5" H x 9 27/32" D
  • Weight: 77.2 lbs
  • Indoor hung
  • 2" exhaust & intake

Warranty Information

  • Standard Recirculation: 1-year labor, 5-year parts, 15-year heat exchangers
  • Uncontrolled Recirculation: 1-year labor, 3-year parts, 5-year heat exchangers
  • DISCLAIMER: Unit must be installed by Bosch ABC Contractor or a Licensed Plumber
  • Bosch requires a Licensed Plumber to call technical support in a breakdown emergency. 

Certifications

  • Energy Star: Yes
  • UEF: 0.96
  • Efficiency: 99%
  • AHRI Certified: Yes

 Technical Specifications:

Flow Rate Unit T9900 SE 160
Maximum flow rate at a 35 °F (19.4 °C) rise GPM (l/min) 11.2 (42.4)
Maximum flow rate at a 45 °F (25 °C) rise GPM (l/min) 8.7 (32.9)
Maximum flow rate at a 55 °F (30.6 °C) rise GPM (l/min) 7.2 (27.5)
Maximum flow rate at a 75 °F (41.7 °C) rise GPM (l/min) 5.2 (19.7)
Maximum flow rate at a 90 °F (50 °C) rise GPM (l/min) 4.4 (16.6)
Maximum gas input¹ BTU/hr (kW) 199,000 (58.3)
Minimum input² BTU/hr (kW) 9,000 (2.6)
Maximum output BTU/hr (kW) 197,010 (57.7)
Thermal efficiency (Efficiency in %) % > 99%
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: 87300750688

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maria cano
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★★★★★ 3
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Reviewed in the United States on March 17, 2026
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Anapaula
Natrona Heights, US
★★★★★ 5
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Size: 5.5, Color: Red Pepper
I have gotten so many compliments on these shoes! They’re true to size and comfortable. Because of the material feet might sweat easier if hot but they dry quick. Quality is great and the color looks good, it’s more of a orange/red color. I got a 5.5 size
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Reviewed in the United States on May 21, 2026
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Laura
Belleville, US
★★★★★ 5
Stylist and comfortable!!!
Size: 6, Color: Red Pepper
So comfortable and well made. I’m going to get these in multiple colors.
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Reviewed in the United States on June 11, 2026
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Ally
Charlottesville, US
★★★★★ 2
Not sturdy enough for me
Size: 8, Color: Chestnut
Really cute and well made but not sturdy. I rolled my heel within minutes of walking around the house. Ain’t nobody got time for that
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Reviewed in the United States on May 6, 2026

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