rectangular fan for sale, brand-new and used.

System Sensor D4120 4 Wire Photoelectric Low-Flow Duct Smoke Detector The SYSTEM-SENSOR-D4120 4-wire photoelectric, low-flow, duct smoke detector senses smoke in the most challenging conditions, operating in airflow speeds of 100 to 4,000 feet per minute, temperatures of -4 degrees F to 158 degrees F, and a humidity range of 0 to 95 percent (non-condensing). A plug-in sensor head offers improved false alarm immunity and simple installation, testing, and maintenance.

Model LM 10. (LM10C/X3) Rated for hazardous environment. All aluminum frame and wheel.

INNOVAIR FLEX (INNOVAIRFLEX).....SYSTEM SENSOR.....4 WIRE DUCT SMOKE DETECTOR.....MODEL D4120... ..MAKE YOUR OFFER AND SAVE MONEY

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Coherent Radius laser with custom single mode fiber. This is a custom 20mw -640nm Radius laser made by Coherent Inc. The laser is not a cheap import but made in California with glass (not plastic) optics, Peltier TEC cooling, heat sink with fan, shutter and on/off switch.

MODEL CONDITIONING, 115VOLT / 1000 WATTS, BENCH YARN SAMPLE WOOL/FIBER CONDITIONING OVEN, RECTANGULAR GALVANIZED IRON INTERIOR, NO SHELF, SEMI-MUFFLED, WITH CIRCULATING FAN. SOLD AS IS “IMPORTANT” WE WILL NOT HONOR RETURNS UNLESS THE DESCRIPTIONS DOES NOT MATCH THE LISTING. ALL SHIPPING COST ASSOCIATED WITH ITEMS IS BUYERS EXPENSE.

4-wire photoelectric low-flow duct smoke detector The InnovairFlex™ Series are the only duct smoke detectors flexible enough to fit configurations from square to rectangular and everything in between. The InnovairFlex D4120 4-wire photoelectric duct smoke detector features a pivoting housing that fits both square and rectangular footprints and mounts to round or rectangular ductwork. This unit senses smoke in the most challenging conditions, operating in airflow speeds of 100 to 4,000 feet pe

Government Paid $493.78 for these little blowers Drive type - Direct Electrical connection type - Connector Air flow rate - 10.9 cubic feet per minute nominal Ambient temp at full rated power - -55.0 deg celsius and 85.0 deg celsius Discharge direction - Angular down and angular up and horizontal and vertical down and vertical up End