Selectronix, Inc.

Woodinville, WA

A Custom Product Development and Design Consulting Company


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Featured Product

 Boiler and HVAC Step Controllers

Looking for a replacement for Athena, Barber-Colman, CAM Industries, Cesco, Cleaver-Brooks, Coates Heater, Indeeco, Honeywell,  Solitech, or Viconics Step Controllers?

Search for:

Introducing our economical Building Management Interface!

See it at the AHR Expo        Lattner Boiler Booth 4059

SLC4075, Touchscreen Gateway

SLC4060, Process Gateway

See the salient features!


See our Competitive Cross-Reference

Selectronix Load Controllers

  All of our step controllers are now a UL Recognized Component for Canada as well as US!

SLC4024 (24V version of SLC4000) now UL and in stock!

bulletFull-featured Microcontroller-based........4000 Series  

bulletThe 'Workhorse'................................. 2100 Series













bullet Honeywell Temperature Controllers and  Accessories  

                 For convenient system upgrades or replacement!

Internet Special

 Credit Card Sale Only     First Come - First Serve

Call (425) 788-2979

Manufacturer Part Number Description Price
Selectronix SLC4000-8 Refurbished 8 Step Controller - Refurbished with full 1 year factory warranty (1 only) $199.00


Boiler Manufacturers or Value Adders Using Selectronix Load Controllers

General Boiler

If your company has purchased from us and you would like your logo and link added here, at no charge, email!




Contact Information

       Woodinville, WA  98077-5401
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Last modified: January 22, 2015