Your browser is not supported. For the best experience, you should upgrade to a modern browser with improved speed and security.
WE STOCK REGAL-BELOIT MOTORS — Please Click Here To See Our Selection!!
ecobee 4 Pro

Honeywell® Sail Switch to Control Electronic Air Cleaner, Humidifier

Item: S688A1007
MFR: S688A1007/U

Store Inventory

Sign in to see real-time inventory at the stores closest to you.
What’s the price?
Sign in for pricing.

Frequently Bought Together

Best Sellers

About This Product

Product Info


Sail switch with 5-inch wide sail activates electronic air cleaner, humidifier, or other equipment in response to airflow from system fan. The S688A is mounted in return air duct where the sail will be in the direct path of unrestricted air stream.

  • Simplified installation with multi-speed fans, inaccessible air handlers, fan motors with voltage or phase different from controlled equipment; eliminated wiring to system fan
  • Polyester film sail mounted on micro-switch snap switch
  • Removable spring counterbalances sail to allow mounting in either vertical (up or down) or horizontal air flow
  • Top and bottom conduit knockouts for wiring convenience
  • Low air velocity switch operation makes at 250 feet per minute (FPM) and breaks at 75 FPM
For use in ambient temperatures normally prevailing in spaces made for occupation, which usually are not higher than 77F (25C) degrees but occasionally may be as high as 104F (40C) for brief periods.


Weight0.85 Pounds (lbs)
Width2.1 Inches (In)
Height1.8 Inches (In)
Country of OriginMEX
Length3.5 Inches (In)
For Use WithAir Cleaner
Prop 65No
Warranty OfferedYes

Equipment Part List

*Offer valid March 1, 2019 - April 30, 2019. Excludes special pricing. Offer cannot be combined with other offers or programs. While supplies last. No rainchecks allowed. Not valid on previous purchases. Management reserves the right to modify or end this promotion at anytime. All products not available in all areas. Account must be active and in good standing with CE, as determined by CE’s credit department prior to and during the promotion period. voucher will be distributed within 60 days of the conclusion of the promotional term. Returns of eligible merchandise will be subject to deduction of valuation of voucher. Eligible accounts will be notified by telephone or email.
‡Ductless Stock Up and Save offer valid thru May 31, 2019 at participating CE locations. Account must be active and in good standing condition to qualify for terms. Excludes special pricing and all accessories. Special quotes, OEM parts & job pricing excluded. Not valid on previous purchases. Offer cannot be combined with other offers or programs. Management reserves the right to modify or end this promotion at any time without notice. Orders must be placed and taken delivery by May 31, 2019.
Ductless Stock Up and Save