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SIMPA RS11RM vs STW11RM Comparison
Side by side
RS11RM STW11RM
- RS11RM supplies 11 L/min at a 27°C temperature rise; STW11RM supplies 12 L/min at a 25°C temperature rise.
- RS11RM measures 675 × 370 × 135 mm (H × W × D) and weighs 14.5 kg; STW11RM measures 695 × 380 × 150 mm and has a net weight of 18.0 kg.
- RS11RM has thermal efficiencies of 91.4% at full load and 92.8% at half load; STW11RM has 93.6% and 97.4%, respectively.
- RS11RM requires a minimum operating water pressure of 10 kPa / 1.5 psi; STW11RM requires 20 kPa.
| 項目/item | RS11RM | STW11RM |
| Series | Constant Temperature Series | |
| Gas type | Town gas | |
| Hot water supply | 11 L/min at a 27°C temperature rise | 12 L/min at a 25°C temperature rise |
| Automatic constant-temperature control | ✅ | |
| Adjustable temperature range | 35°C–55°C | |
| Digital temperature display | ✅ | |
| Automatic ignition | ✅ | |
| Exhaust and combustion design | Balanced flue (rear flue); exhaust gases discharged outdoors | Balanced flue sealed design; sealed combustion environment with forced exhaust to prevent backflow |
| Energy efficiency label | Grade 1 | |
| Thermal efficiency at full load | 91.4% | 93.6% |
| Thermal efficiency at half load | 92.8% | 97.4% |
| Rated heat load | 26.7 kW | 26.2 kW |
| Measured heat load | 27.9 kW | 26.9 kW |
| Maximum gas consumption | 96.3 MJ/hr (26.8 kW) | Not specified |
| Minimum gas consumption | 23.4 MJ/hr (6.5 kW) | Not specified |
| Minimum operating water pressure | 10 kPa / 1.5 psi | 20 kPa |
| Power supply | 220 V AC (50 Hz) | |
| Dimensions (H × W × D) | 675 × 370 × 135 mm | 695 × 380 × 150 mm |
| Weight | 14.5 kg | Net weight: 18.0 kg |
| Gas connection (B.S.P.) | 3/4 inch | 3/4 |
| Cold water connection (B.S.P.) | 1/2 inch | 1/2 |
| Hot water connection (B.S.P.) | 1/2 inch | 1/2 |
| Origin / place of manufacture | Country of origin: China | Place of manufacture: Taiwan, China; Attributes country of origin: Taiwan |
| Color | White | Not specified |
| Warranty | Description: permanent warranty, with parts included for the first 3 years. Attributes warranty period: 3 years. | |
The above information is analyzed and compared by AI, and the content may not be 100% accurate. If you have any questions, please contact our sales staff or the brand for inquiries.