The H8908ASPST Humidistat (humidity controller) provides low voltage control of humidifiers in central heating systems. They have a spst, snap-acting, dust-proof switch and are designed for wall or surface duct mounting. Color White.  Can be mounted horizontally or vertically.

FEATURES:

• SPST, snap-acting, dust-proof switch.
• Positive ON and OFF settings.
• Twelve-inch ribbon of thin, moisture-sensitive nylon ribbon wound around three bobbins effectively gives optimum control for reliable operation under changing ambient conditions.
• Mounts in duct or on wall surface.

SPECIFICATIONS:

• Description - Humidistat
• Application - Humidification
• Type - Humidity Control
• Voltage - 24 Vac
• Electrical Ratings (120 Vac, Full Load) - 50 VA at 24 Vac
• Color - Premier WhiteŽ
• Mounting - Duct mount
• Mounting - Wall mount
• Differential - 4% to 6% RH
• Temperature Range (F)  -20 F to +120 F
• Temperature Range (C)  -29 C to +49 C
• Operating Humidity Range (% RH)  10 to 60% RH
• Dimensions (in.)  3-1/4" H x 4-7/8" W x 2" D