"ACTUATOR
A wall actuator for dampers with a square flange. Stainless steel, completely assembled. Fresh air inlet and outlet, 1/4" /NPT thread, 0.250" NPT electrical conduit entrance hole. Air channel depth: 5/32". Air velocity range: 30 to 50 fpm (9.1 to 16 m/s).
The MP918B1048 actuator is a pneumatic damper actuator for residential windows and doors. This 1/2horsepower actuator can handle 350 lbs at 12 inches.
HONEYWELL'S MP918-C4 DAMPER ACTUATOR, FITS MOST POPULAR VENTING SYSTEMS, PRECISION BENT BRONZE CORE ASSEMBLY IS DESIGNED TO LAST OVER 10 YEARS WITHOUT SERVICE, RETAINS ADJUSTMENT, SUPPORTS VHR AND EFR OPERATIONS UP TO 115 PSIG, WITH SHUTOFF AT 70 PSIG, WRENCH LOCK ADJUSTMENT OF 5% OF FULL OPEN VALUE
To increase or decrease the amount of air flow you can control the air dampers. The actuator attaches to the air damper and pulls it open or pushes it closed.
Honeywell's gas and oil dampers provide an economical solution for room application temperature control. The range of dial select actuators match industry-standard Honeywell actuator bodies to variety of plug-in transmitter coil sets (definite purpose). Housing and blade material is steel, powder coated gray with zinc dichromate pretreatment. The internal components are plated steel."
This Pneumatic Damper Actuator - MP918 Series /U - Medium Pressure - range is from 60 to 125 PSI with a 10 psi range. It features an aluminum construction and an adjustable actuator rod."
The Honeywell Damper Actuator is designed for use with D918-U10020 Air Handler to control the flow of recirculated air through the building.