Supplying Controls, Peripherals & Interface Devices
for Commercial HVAC, Building Automation, and
Energy Management for Over 20 Years
Sorry, No Retail Sales
HDO SERIES
DIAL OVERLAYS
GR-6512 Receiver Gauges
Quantity 1-5 $2.30
HDO-2201 (0-50 psi)
HDO-2204 (0-100 psi)
HDO-2211 (300-3000 fpm)
HDO-2212 (400-4000 fpm)
HDO-2213 (550-5500 fpm)
HDO-2220 (0-0.5" wc)
HDO-2221 (0-1.0" wc)
Quantity 6-Up $2.10