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Toll Free, US (888) 584-6078
Montreal, PQ (514) 400-0518
Fremont, CA (510) 371-8111
London, UK (20) 3004 9222
Portland, ME (207) 922-9900
Toll Free, US (888) 584-6078
Montreal, PQ (514) 400-0518
Fremont, CA (510) 371-8111
London, UK (20) 3004 9222
Portland, ME (207) 922-9900
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[ 621-9939C ] Control Module by Honeywell
Stock Status: Confirmed: 10/8/2025
We stock phased out industrial quality components for use in 
manufacturing applications as well as aerospace and agricultural installations.
621-9939C Control Module
621-9939C Control Module 		621-9939C  Control Module 621-9939C circuit board
621-9939C circuit board
Volume / Reseller Pricing Available