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| Measurement Range | 0 to 2.5 bar |
| Body Diameter | 41 mm (varies slightly) |
| Rim | 50 mm |
| BSP Nut | 1/8 inch |
| Inner Diameter | 8.5 mm |
| Display Technology | Analog |
Isomac Steam Pressure Gauge Reads boiler pressure. 0-2.5 bar. With a body diameter of 41mm (50mm rim) 1/8 BSP Nut (8.5mm ID). This is considered a 40mm body diameter gauge; in reality, it varies from a little less to a little more than 41mm. Fits: Millennium Tea Relax
The catalog often lists the same model at several merchants — worth a price check before you buy.