Accurately Monitor Temperature with Cooper-Atkins’ SRH77A 3-Zone Thermistor Temperature and Humidity Instrument


Cooper-Atkins has been in the HVAC/R industry since 1885 and has built a solid image as a leading manufacturer and provider of high-quality time, temperature, and humidity instruments. The company takes pride in its customer relationships and good customer service. To cope with the fast-changing technological advancements, Cooper-Atkins continues to remain focused on the promotion and education of valuable industry issues with its products.

Cooper-Atkins has a global reach and is a trusted resource for reliable, high-quality instruments and expert advice. One of its business partners is Baker Distributing Company, a known leader in sales and distribution of HVAC/R systems in the United States. Baker provides a wide range of products, excellent customer service, and competitive pricing.

One of the Cooper-Atkins products sold by Baker Distributing is the 3-Zone Thermistor Temperature and Humidity Instrument. A thermistor is a sensor embedded in a ceramic, glass, or metal bead attached to an alloy wire. A thermistor instrument can be purchased with various types of probes and may be used to measure any kind of temperature from internal food to equipment surfaces.

Features of a Cooper-Atkins SRH77A 3-Zone Thermistor Temperature and Humidity Instrument:

*Backlight display for dark environments
*Sealed keypad that protects the device from spills and dust
*A battery eliminator jack
*Constant Scan feature that records the minimum and maximum temperature from three probes. This allows the technician to monitor critical temperatures remotely
*Includes Model 1075 General Purpose Puncture Probe, Model 4011 Pipe Strap Probe, and Model 5028 Humidity Probe

Product Specifications:
*Temperature differential between zones 1 and 2
*Auto shut-off after 15 minutes of non-use or continuous ON mode
*Switchable °F – °C modes
*Five-year instrument warranty, 1 year on probes
*-40° to 300°F (-40 to 150°C) temperature range
*Nine-volt alkaline battery
*90 hours battery life

With over 200 locations in 23 states, each Baker Distributing Sales Center is staffed by the most knowledgeable and customer service oriented people in the industry. With a complete inventory of HVAC/R products and technical assistance, Baker Distributing’s Sales Centers can provide you with the products and information you need to make your job more efficient. For more information visit (, or download Baker Assist App on your mobile devices such as tablets, laptops, and cellphones via Google Play and Apple App Store.