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Overfill Prevention Sensors

Protecting People & the Environment with Overfill Prevention & Retained Product Systems for 50+ Years

Scully Connect

Tank Truck Sensors

Storage Sensors

Tank Storage Sensors

Cane Probe

Tank Railcar Sensors

Tank Truck Sensors

Two- or five-wire sensors with toolless or traditional holders for a variety of liquids, from petroleum and lube to chemicals.

Two-wire optic sensor - SCUL-SENSE for tank truck overfill prevention from Scully Signal Company.

Two-Wire Optic Sensor - SCUL-SENSE™

Five-Wire Optic Sensor - SCUL-SENSE for tank truck overfill prevention from Scully Signal Company.

Five-Wire Optic Sensor - SCUL-SENSE™

Scully Signal Company's thermistor sensor for tank trucks is the premier sensor for overfill prevention.

Thermistor Liquid Level Sensor

Stainless Steel Chemical Sensor - SCUL-SENSE for tank truck overfill prevention by Scully Signal Company

Stainless Steel Chemical Sensor - SCUL-SENSE™

Two-wire optic retain sensor - BioSense® for tank truck overfill prevention from Scully Signal Company.

Two-Wire Optic Retain Sensor - BioSense®

Tool-less sensor - Scully Connect Plus for tank truck overfill prevention from Scully Signal Company.

Tool-less Sensor - Scully Connect™ Plus

Tank Storage Sensors

Field-proven optic and thermistor level-sensing technology with virtually maintenance-free operation.

Stainless Steel Chemical Sensor - SCUL-SENSE for overfill prevention by Scully Signal Company

Two-Wire Optic Sensor

Thermistor sensor for storage tank overfill prevention from Scully Signal Company.

Thermistor Sensor

Single Sensor Mounting Holder for storage tank overfill prevention from Scully Signal Company.

Single Sensor Mounting Holder

Multi-Sensor Mounting Holder for storage tank overfill prevention from Scully Signal Company.

Multi-Sensor Mounting Holder

Tank Railcar Sensors

Field-proven optic and thermistor level-sensing technology with virtually maintenance-free operation.

Portable Liquid Level Cane Sensor for railcar tank overfill prevention from Scully Signal Company.

Portable Liquid Level (Cane) Sensor

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- Cameron LeClair, Owner, LeClair Truck Repairs, Ltd

“I have been working with Scully products for over 30 years. Their equipment is quality made and does not breakdown, and it is very easy to troubleshoot if we have a problem.”

- Dustin Price, Operations Manager, 4Refuel

“Scully is a very reliable tool used for our line of work. The nozzles from Scully are very robust and last through very extreme and difficult conditions. Wouldn’t go with any other brand.”

- Reynaldo Vela, Trailer Shop Foreman, Alamo City Truck Service Inc.

“The Scully System is easy to install, and easy to diagnose when needed.”

- Paul Walker, Branch Manager, Sid Harvey Industries

“I love that Scully products are made in the USA. I love that pride is taken in the workmanship and quality of what is produced. I love that the products are designed and engineered to last for 85 years.”

- Damon Obermiller, Production Manager, Bosselman Energy

“Scully has a great overfill system and the tech support is second-to-none when troubleshooting problems.”
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