K161 / K202 · Glass-bulb sprinklers
Large K-Factor Sprinklers
Large K-factor spray sprinklers with K161 and K202 metric flow coefficients. Compare standard- and quick-response models and their installation options below.
Choose the exact factory model, response type and installation orientation for your project.
Product images
K161 and K202 sprinkler photographs
Each caption identifies the photographed sample. Use the model table to specify the required configuration.
Specifications
Technical specifications
Specifications for the large K-factor glass-bulb models listed below.
- Available K-factors
- K11.2 US / K161 metric; K14.0 US / K202 metric
- Response options
- Standard response with 5 mm bulb; quick response with 3 mm bulb for K161 models
- Temperature
- 68°C / 155°F
- Installation
- Upright and pendent; horizontal sidewall available for K202
- Nominal connection
- DN25 / 1 in NPT
- Frame material
- Copper
- Surface finish
- Chrome-plated
- Max. working pressure
- 1.2 MPa / 12 bar / approx. 175 psi
- Standard packing
- Packing requirements confirmed with the order
Available configurations
Large K-factor factory models
Compare K161 standard- and quick-response models and K202 standard-response configurations.
| Configuration | K-factor (US / metric) | Connection | Thermal element | Factory model |
|---|---|---|---|---|
| Standard Response Upright | K11.2 / K161 | DN25 / 1 in NPT | 5 mm bulb · 68°C | T-ZSTZ161-68°C Q5 |
| Standard Response Pendent | K11.2 / K161 | DN25 / 1 in NPT | 5 mm bulb · 68°C | T-ZSTX161-68°C Q5 |
| Quick Response Upright | K11.2 / K161 | DN25 / 1 in NPT | 3 mm bulb · 68°C | K-ZSTZ161-68°C Q3 |
| Quick Response Pendent | K11.2 / K161 | DN25 / 1 in NPT | 3 mm bulb · 68°C | K-ZSTX161-68°C Q3 |
| Standard Response Upright / Pendent | K14.0 / K202 | DN25 / 1 in NPT | 5 mm bulb · 68°C | ZSTZ.X202-68°C Q5 |
| Standard Response Horizontal Sidewall | K14.0 / K202 | DN25 / 1 in NPT | 5 mm bulb · 68°C | ZSTBS202-68°C Q5 |
Quotation details
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