Grenntherm T9800SE 199 Tankless Water Heater
$2,261.16
Product Description
The T9800SE 199 is a reliable OEM-grade component designed for use in commercial and residential applications. Built for durability and consistent performance, this part is engineered to meet industry standards and provide dependable operation in demanding environments.
Ideal for replacements of tanked systems, the T9800SE 199 offers a precise fit and compatibility with supported equipment, helping reduce downtime and ensure proper system functionality.
Suitable for residential and commercial applications.
- Description
- Additional information
- Comparison Table
Description
Bosch T9800SE 199 – Key Specifications
Model: T9800SE 199 Greentherm Condensing Gas Tankless Water Heater
Type: Condensing Gas Tankless Water Heater
Performance
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Max BTU Input: 160,000 to 199,000 BTU/H
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Min BTU Input: 9,000 BTU/H
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Hot Water Capacity @ 35°F Rise: ~0.45 – 11.2 GPM
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Efficiency: ~96% (Energy Star Rated)
Water / Pressure
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Max Water Pressure: 150 psi
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Min Water Pressure: 30 psi
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Connection Size: 3/4″ NPT
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Temperature Range: 100°F – 140°F
Installation
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Fuel Type: Natural Gas (NG) / Propane (LP) Compatible
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Vent Type: Direct Vent
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Application: Indoor Installation
Dimensions & Weight
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Height: ~31.5″
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Width: ~18.5″
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Depth: ~9.8″
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Unit Weight: ~84.4 lb
Features
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Built-in high-resolution touchscreen control
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Automatic OptiFlow combustion management system
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Top-mounted water connections for easier installation
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Built-in freeze protection
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Includes gas conversion kit
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Energy Star-certified high efficiency
Summary (Product Highlights)
The Bosch Greentherm T9800SE 199 is a high-efficiency condensing tankless water heater designed for indoor use, providing up to 199,000 BTU and up to ~11.2 GPM of hot water, with advanced controls and freeze protection built in.
Additional information
| Weight | 94 lbs |
|---|---|
| Dimensions | 32 × 20 × 12 in |
Bosch Greentherm T9800SE 199 vs T9900iSE 199 – Comparison Table
| Feature | T9800SE 199 | T9900iSE 199 |
|---|---|---|
| Series | Greentherm 9000 SE | Greentherm 9000 iSE (premium) |
| BTU Input | 9–199,000 BTU | 9–199,000 BTU |
| Max Flow Rate (GPM) | ~8.7 GPM at 45°F rise (same core spec) | ~8.7 GPM at 45°F rise |
| Recirculation Pump | Built-in recirc circuitry (may require external pump in some configs) | Built-in recirculation pump standard |
| Wi-Fi Connectivity | Optional accessory/app | Integrated Wi-Fi control standard |
| Front Panel | Standard metal/white cover | Premium glass front |
| Control App Support | Via optional Wi-Fi accessory and Bosch app | Built-in Wi-Fi with mobile app control |
| Auto-Tuning / Sensor Tech | Yes (self-calibrating sensors) | Yes (self-calibrating sensors) |
| Venting Options | PVC/PP/CPVC (multiple) | PVC/PP/CPVC (multiple) |
| Condensing Technology | Stainless steel heat exchanger | Stainless steel heat exchanger |
| Energy Efficiency (UEF) | Up to ~0.95–0.96 | Up to ~0.96 |
| Standard Color / Finish | White/standard cover | Premium patterned glass panel |
| Installation | Indoor top-water connections | Indoor top-water connections |
Key Differences (Written Summary)
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Wi-Fi Built In: The T9900iSE 199 includes integrated Wi-Fi control out of the box, allowing remote temperature control and monitoring via the Bosch HomeCom Easy mobile app without extra accessories. The T9800SE 199 canbe Wi-Fi enabled, but requires a separate accessory.
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Front Panel Aesthetics: The T9900iSE model features a premium glass front panel, while the T9800SE has a standard finish.
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Recirculation Pump: Both models have recirculation capability; the T9900iSE includes a built-in recirculation pump standard, while with T9800SE some configurations may require an external pump accessory for full recirculation.
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Shared Core Features: Both provide high-efficiency condensing operation, top water connections, auto-tuning sensors, multiple venting options, and similar performance specs (BTU range and GPM).
