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Duct High Limit Control

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Honeywell Limit Switch

Limit switch controllers provide reliable control of high limit switches along with manual reset control. These limit switch control of high limit in all types of forced air heating systems.

Fan-and-Limit-Thermostat-Switch

Differences Between Limit Switches and Fan Switches

2019-08-05
On: August 5, 2019
In: Helpful Information, HVAC

There are two main types of temperature switches used in HVAC systems, fan switches and limit switches. Senasys currently only manufactures a duct limit switch, and we are in the research and development phase for a duct fan and limit control. Our duct limit switch responds to a change in temperature, opens the circuit shutting down (limit) the equipment. For more information about our duct limit switch, click here. Click here to speak with our direct technical support. Duct Limit Switches Senasys duct limit switches are commonly found in HVAC air duct systems. When warm air is flowing through the air duct, the limit switch’sRead More →

Firestat Duct High Limit Cross Reference Part Index, Kele, Johnson Controls, 5D51-35, 5D51-90, 5D51-78, L4064, A25 Johnson Controls

Firestat Duct Limit Switch Cross Reference Guide

2015-03-19
On: March 19, 2015
In: Helpful Information

Duct Limit Switch Product Guide Click here to purchase a Firestat unit today! We decided to upload this table giving our customers the accessibility to a cross reference of our duct limit switches with other models including White Rodgers, Honeywell, and Johnson Controls. Our duct limit switches listed are comparative to a couple of the top competitors if not identical. Pricing listed is Retail, contact us for larger quantity pricing and availability. Duct limit switches are installed in air ducts to shut down heating, air conditioning and ventilation equipment when air temperature in duct exceeds a pre-set limit.  The high limit firestats have a temperature range of 100°F to 250°FRead More →

Products

  • 4PU DAYTON Firestat Plenum-mount Limit Controls - Fixed Temperature Firestat Duct Limit Controls - Fixed Temperature $76.00
  • Firestat Adjustable Duct High Limits Firestat Duct Limit Controls - Adjustable Temperature $76.00

Contact Us

Our office hours are Monday - Friday, 8 a.m. to 4 p.m. CST.

E-mail: info@senasys.com

Phone: (715) 831-6353

Mail: 704 Bartlett Avenue
Altoona, WI 54720, USA

Contact Us

Our office hours are Monday - Friday, 8 a.m. to 4 p.m. CST.

E-mail: info@senasys.com

Phone: (715) 831-6353

Mail: 704 Bartlett Avenue
Altoona, WI 54720, USA

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