point relay for sale, brand-new and used.

The D8129 is suitable for applications requiring Form "C" relay to operate auxiliary systems or to display fire system status at remote annunciators. Building components such as HVAC, door lock releases, and stairwell pressurization can be interfaced with the D8129 for complete system control and monitoring. Industrial, commercial, and institutional facilities are typical installations for the D8129 module.

SYSTEM SENSOR 2112/24AITR 4 WIRE PHOTOELECTRIC SMOKE DETECTOR W/FIXED HEAT AND INTEGRAL TEMP 3 SOUNDER, AUDIBLE ISOLATED THERMAL AUXILARY RELAY 100 SERIES DIRECT WIRE SMOKE DETECTOR WITH SMARTCHECK. INSTALLATION AND MAINTENANCE INSTRUCTIONS 2112/24AITR Photoelectronic Smoke Detector with Fixed Heat and Integral Temp-3 Sounder Figure 1. Wiring diagram for the 2112/24AITR detector: 3825 Ohio Avenue, St.

Dwyer A3304 Pressure switch/gage, range 2-0-2" w.c. Service: Air and non-combustible, compatible gases. Accuracy: +/-2% of full scale at 70Deg F (21.1Deg C).

Insteon 2477SA1 INSTEON Dual-Band 220V / 240V 30-AMP Load Controller Normally Open Relay, White Item looks new. Came from a bulk load and I do not know its history, but the wiring looks like it has never been installed. No signs of wear.

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motor saver

motor saver

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Product description: Collector is triggered on the product delay, loop timing delay, high and low trigger delay and self-locking, trigger point in one, with a digital timer relay module with accurate delay, 18 kinds of optional features, digital according to the time required after setting off the display, play the role of energy efficiency.

220V Double Controlling Digital Temperature Controller ( if you need 110V or 12V temperature controller, please buy my other item. ) Specification: Temperature Measuring Range: -50 ~ 110 °C

220V Double Digital Temperature Controller + Humidity Controller ( if you need 110V or 12V temperature controller, please buy my other item. ) Thermostat + Humidity Controller Specification:

12V Double Digital Temperature Controller + Time Control ( if you need 220V or 110V temperature controller, please buy my other item. ) Thermostat + time Controller Specification:

The ORTEC Model 419 is a Precision Pulse Generator that simulates the detection of a