255-620A Automatic Refill Kit for Evaporation Pan
Reliable in Harsh Environments
weather applications water applications energy applications gas flux and turbulence applications infrastructure applications soil applications


The 255-620A, manufactured by Novalynx, is an automatic refill system that allows an evaporation pan to be refilled at specified times. The 255-620A is typically used with the 255-100 evaporation gauge and the 255-200 evaporation pan.

Note: In the image, the kit is shown mounted.

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255-620A kit mounted
255-620A kit mounted

Detailed Description

The 255-620A consists of an electronic water timer and a float valve. The water timer switches on at a user-specified time—allowing water from an external water source to flow into the pan. The float valve stops the water flow at an approximate depth of 8.5" to 9.5", depending upon the water pressure.


Power Two alkaline AAA batteries
Operating Temperature Range 0° to 50°C
Operating Humidity 0 to 100%
Housing Material Aluminum and plastic (waterproof)
Water Connection Standard garden hose fitting
Dimensions 20 x 15 x 10 cm (8 x 6 x 4 in.)
Weight 1.8 kg (4 lb)


The 255-620A is typically used with our 255-100 Evaporation Gage and the 255-200 Evaporation Pan.

Listed Under

Other Accessory for the following products:
Common Accessory for the following products:

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