block sensor for sale, brand-new and used.

New unit. Overview Dynamic self-checking flame detector used with R7861 Dynamic Self-check Amplifiers for sensing the ultraviolet radiation generated by the combustion of gas, oil, or other fuels.

I have some used Automated Logic Corporation LSPRO Sensor (Thermostat). They were removed during an upgrade and all were in working conditions but some of them may have writing on them as shown in picture and some of the screens may have dust or something like sheetrock dust but are still very visible. Some may have silicon on back which was used to block air from wall.Please email with any questions and Thanks for looking

Johnson Controls TE-6411W-2110 Metastat Thermostat W/Nickel Temp. Senor New TE64112110 Make: Johnson ControlsPart # TE-6411W-2110Series: TE-6400Condition: New in Original Box Description: Metastat Thermostat with Nickel Temp. Sensor, Single Setpoint, Override & T Block , WL PLT MTG.

Additional InformationAlternate Part NumberTE67PT2B00DescriptionWall mount 1,000-ohm thin-film platinum temperature sensor. Terminal block wire connections with a liquid bulb thermometer and temperature setpoint adjustment scaled 65 to 85 degrees F (18 to 29 degrees C). Designed to work with VMA1200 and VMA1400 Series controllers.

(On Products over $75) Testo 570 (0563 5703) Valve Digital Manifold with Vacuum and Data Logging New - Factory Authorized Distributor - Factory Warranty The Testo 570 RSA is ideal for servicing, maintaining and commissioning, refrigeration and heat pump systems including the newe

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Day/Night high resolution box type camera for tracking applications. new in box

Holiday Sale won't last Item is open to take picture only and product is brand new. The Arecont Vision AV2125DN 1080p Day/Night H.264 MegaView IP Camera without IR Illuminator. The device designed to record high-quality videos with resolution up to 1920 x 1080.

BRAND NEW VITEK DUAL STREAMING IP SERVER WITH H.264 COMPRESSION **6 Month Warranty Included, Satisfaction Guaranteed Buy it today! or make an offer!!

Industrial LuNAR™ The Industrial LuNAR™ Grade 3 is the most intelligent ceiling detector available – with a unique bi-directional remote control and a mounting height of up to 8.6m (28’). As the only ceiling mount detector with Anti-Cloak™ Technology, it detects intruder camouflage attempts and delivers the highest performance level - even at high warehouse temperatures.

Perfect for travel or home Use the SUPER DOOR STOP ALARM as an entry alarm and to block a door from being opened. If anyone tries to open the door, this 120dB alarm will sound. Alarm stops when pressure is released from door stop plate.