Showing 209–220 of 220 results
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$142.74
***THIS PRODUCT MAY HAVE A LEAD TIME FOR SHIPMENT, PLEASE CONTACT US FOR AN ACCURATE LEAD TIME*** The SPI Observer 400 is a high water alarm rated for indoor and outdoor use. It includes a 15’ mechanical float switch. The box is designed to turn on an audible and visual alarm whenever the float is…
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$149.34
Indoor/outdoor alarm with large light, audible horn, 15′ mercury alarm float, and auxiliary dry contacts (High Level). Features: NEMA 4X rated, durable, weather-resistant enclosure for indoor and outdoor use Automatic alarm reset, horn silence button, and alarm test button 360° visible alarm light Alarm horn sounds to 85 decibels at 10′ Mercury alarm float switch…
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$207.57
***THIS PRODUCT MAY HAVE A LEAD TIME FOR SHIPMENT, PLEASE CONTACT US FOR AN ACCURATE LEAD TIME*** Indoor/outdoor alarm with large light, audible horn, vertical filter alarm float, and auxillary dry contacts (High Level). Features: NEMA 4X rated, durable, weather-resistant enclosure for indoor and outdoor use Automatic alarm reset, horn silence button, and alarm test…
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$133.24
***THIS PRODUCT MAY HAVE A LEAD TIME FOR SHIPMENT, PLEASE CONTACT US FOR AN ACCURATE LEAD TIME*** Indoor/outdoor alarm with large light, audible horn, and auxiliary dry contacts (No Float Switch). Features: NEMA 4X rated, durable, weather-resistant enclosure for indoor and outdoor use Automatic alarm reset, horn silence button, and alarm test button 360° visible…
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$123.02
***THIS PRODUCT MAY HAVE A LEAD TIME FOR SHIPMENT, PLEASE CONTACT US FOR AN ACCURATE LEAD TIME*** Outdoor alarm with large light, audible horn, 15′ mechanical alarm float, 6′ power cord, alarm test switch, and horn silence (High Level). Features: NEMA 4X rated, a durable, weather-resistant enclosure designed for indoor/outdoor use 360° red “alarm” light…
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$184.90
***THIS PRODUCT MAY HAVE A LEAD TIME FOR SHIPMENT, PLEASE CONTACT US FOR AN ACCURATE LEAD TIME*** Outdoor alarm with large light, audible horn, 15′ mechanical alarm float, 6′ power cord, alarm test switch, and horn silence (High Level). Features: NEMA 4X rated, a durable, weather-resistant enclosure designed for indoor/outdoor use 360° red “alarm” light…
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$551.71
Note: Image Shown is 50A001 Indoor alarm with audible and visual alarm, 15′ mechanical alarm float, battery back-up, 6′ power cord, auxiliary dry contacts, SST pipe clamp, and quick snap terminal connectors (High Level) Red “alarm” light, green “on” light, and 85-decibel horn at 10ft Mechanical alarm float switch included (15′ cord) Alarm test and…
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$35.95
SPI 20A706-LY — 15-foot mercury float switch for reliable liquid level control in septic, sump, and wastewater pump systems. Heavy-duty construction for long service life.
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$17.85
SPI 60A808 — Tecmark TBS345 external air switch. Provides reliable on/off control via air pressure for aerobic septic treatment systems and spa/hot tub applications.
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$17.85
SPI 60A809 — Tecmark TBS454 internal air switch. Mounts inside the control panel for air-pressure-activated on/off control in aerobic septic treatment systems.
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$84.45
SPI 10A200 Observer 200 — indoor high water alarm with built-in battery backup. Provides audible and visual alerts for high water conditions in septic, sump, and lift station systems even during power outages.
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$112.14
SPI 10A516 Observer 500 — 120V indoor/outdoor high water alarm with audible horn and visual LED indicator. Alerts to high water conditions in septic, sump, and lift station systems.