GESTRA NR16-50 1500mm Steam Boiler Water Level probe
The level electrodes NRG 1...-50 are used in conjunction
with level switch NRS 1-50 as water level limiters for steam
boiler plants and (pressurised) hot water installations.
Water level limiters switch off the heating when the water
level falls below the set minimum level (low water).
Please allow 2-3day delivery