SFEH - Square Flat Hollow Element
SFEH Standard Features
- Iron-chrome aluminium resistance wire
- Heater Voltage: 230 Volts standard (other voltages available on request)
- Useful wavelength range: 2-10 microns
- Average Operating Life-Up to 20,000 hrs depending on conditions
- Recommended radiation distance from heater is 100 mm to 200 mm
Please click here for installation details
- Supplied with 100mm ceramic beaded power leads
| SFEH Technical Details | Wattage |
| 250 | 300 | 400 | 500 | 600 | 800 |
| Mean surface temperature |
383° C |
400° C |
488° C |
535° C |
563° C |
670° C |
| Max permissible operating temperature |
750° C |
750° C |
750° C |
750° C |
750° C |
750° C |
| Max power density kW/m² ( W/inch²) |
15 (9.7) |
18 (11.6) |
24 (15.5) |
30 (19.4) |
36 (23.2) |
48 (31) |
| Average weight |
242 g |
| Dimensions |
122 x 122 x 36 mm |
| Useful wavelength range |
2 to 10 µm |
SFEH drawing (pdf file)
Heat up / cool down graphs
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Options Available
Click choice for information
| Colours |
White |
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| Yellow |
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| Coral |
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| Black |
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| Others (on request) |
| Wire Terminations |
Ferrule (standard) |
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| Ring termination |
| Contact us for alternatives |
| Thermocouples |
Type K
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Type J
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