Level Switches

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  • Gems CAP-100 Level Switch

    Item Type Moving or Non-Moving Parts Technology Body Material
    OEM Non-Moving Parts Non-Contact Plastic

    Gems® type CAP-100 capacitive level switches offer a unique level sensing solution for a wide variety of bottle types including plastic, glass, and fiberglass. The non-contact sensor is ideally suited for medical applications such as waste, reagent, or diluent liquids as well as dark, sticky or viscous fluids. The easy-to-calibrate sensor is available in both aqueous and non-aqueous versions and can be delivered with factory preset sensitivity for quick installation for OEM orders. The CAP-100 may also be used as a proximity sensor to detect the presence of solids such as pulp & paper.

    Data Sheet
  • Gems CAP-150 Level Switch

    Item Type Moving or Non-Moving Parts Technology Body Material
    OEM Non-Moving Parts Capacitive Brass/Bronze, Other

    Gems® type CAP-150 capacitive level switches offer a unique level sensing solution for a wide variety of bottle types including plastic, glass, and fiberglass. The non-contact sensor is ideally suited for medical applications such as waste, reagent, or diluent liquids as well as dark, sticky or viscous fluids. The easy-to-calibrate sensor is available in both aqueous and non-aqueous versions and can be delivered with factory preset sensitivity for quick installation for OEM orders. The CAP-150 may also be used as a proximity sensor to detect the presence of solids such as pulp & paper.

    Data Sheet
  • Gems CAP-200 Level Switch

    Item Type Moving or Non-Moving Parts Technology Body Material
    OEM Non-Moving Parts Capacitive Plastic

    Gems® type CAP-200 capacitive level sensors are easily threaded directly into ½” NPT fittings for an easy level sensing solution within a wide variety of metal and non-metal tanks. The highly accurate sensor is built from durable Delrin® material, and is available in both aqueous and non-aqueous versions. The easy to calibrate sensor can be delivered with factory preset sensitivity for quick installation by OEM. The CAP-200 may also be used as a proximity sensor to detect the presence of solids such as paper or pulp..

    Data Sheet
  • Gems CAP-300 Level Switch

    Item Type Moving or Non-Moving Parts Technology Body Material
    OEM Non-Moving Parts Capacitive Brass/Bronze, Stainless Steel

    Gems® type CAP-300 capacitive level sensors are durable and reliable point level sensors. Compatible with coolants, the CAP-300 is the ideal OEM solution for power generation equipment, off-highway vehicles and cell phone tower generators and can be mounted in any position. With nearly zero maintenance, the sensor is small in size, tolerates coating, and will remain reliable even in standby mode. Available with a variety of mounting types and electrical connections, the CAP-300 is the ideal solution for coolant monitoring.

    Data Sheet
  • Gems ELS-1100 Level Switch

    Item Type Moving or Non-Moving Parts Technology Body Material
    OEM Non-Moving Parts Electro-Optic Plastic

    Gems® type ELS-1100 switches are both compact and economical. They feature a variety of mountings, power requirements, and electrical terminations to make it easy to find a perfect match for your application.

    Data Sheet
  • Gems ELS-1100HT Level Switch

    Item Type Moving or Non-Moving Parts Technology Body Material
    OEM Non-Moving Parts Electro-Optic Plastic

    Gems® type ELS-1100HT high temperature switches are slightly larger than the ELS-1100 and made from high performace Isoplast® plastic. While maintaining broad chemical compatiblity, these units also handle fluid temperatures to 212°F. They feature 38” NPT mountings and the shortest of any of our plastic electro-optic switch bodies. HTS versions are a mere ½” long.

    Data Sheet
  • Gems ELS-1100TFE Level Switch

    Item Type Moving or Non-Moving Parts Technology Body Material
    OEM Non-Moving Parts Electro-Optic Plastic

    Gems® type ELS-1100TFE switches are the ultimate solution when high purity or resistance to chemical attack is vital. They feature a pure Teflon body and prism construction. The Hypalon® vapor barrier and Teflon coated lead wires give evidence to the care that's been taken to make this the perfect liquid level sensor for pharmaceuticals, semiconductor manufacturing, food and beverage, chemical processing, or anywhere purity or chemical resistance is the major criteria.

    Data Sheet
  • Gems ELS-1150 Level Switch

    Item Type Moving or Non-Moving Parts Technology Body Material
    OEM Non-Moving Parts Electro-Optic Stainless Steel, Other

    Gems® type ELS-1150 switches are the highest performing electro-optic level switch from Gems. At just 1.38″ long, the ELS-1150 has been upgraded with a micro processor board designed to provide a wide range of capabilities including sinking, sourcing, and time delay outputs. The compact size of the sensor makes them indeal candidates for monitoring the small, pressurized vessels found in HVAC, refrigeration, and hydraulic applications. The stainless steel version (ELS-1150SS), is excellent for applications requiring corrosion resistance and is ideal for acids, solvents, and dielectric water applications.

    Data Sheet
  • Gems ELS-1150XP Level Switch

    Item Type Moving or Non-Moving Parts Technology Body Material
    Hazardous Location, OEM Non-Moving Parts Electro-Optic Stainless Steel, Other

    Gems® type ELS-1150XP explosion-proof switches are dgned for use in areas containing flammable bases or vapors in quantities sufficient to produce explosive or ignitable mixtures. They are FM-approved for use with virtually all hydrocarbonesi based liquids, as well as with combustible atmospheres containing dusts of coal, coke, flour, starch, or other grain. The strong fused glass prism eliminates leak potential and is capable of handling high temperature and pressure applications up to 5000psi. The compact size of the sensor makes them ideal candidates for monitoring the small, pressurized vessels found in oil, gas, and petrochem environments.

    Data Sheet
  • Gems ELS-950 Level Switch

    Item Type Moving or Non-Moving Parts Technology Body Material
    OEM Non-Moving Parts Electro-Optic Plastic

    Gems® type ELS-950 are Gems' smallest electro-optic level sensors developed to monitor a broad range of media including OHV type fluids. The UL-approved design features a TPE over-molded electronics insert, TPE insulated wires, and fluorocarbon o-ring seals that create a watertight, environmentally resistant assembly, ideally suited for use in harsh environments offering excellent temperature and pressure capabilities. It is excellent for industrial OEMs requiring a solid-state sensor for small space and high temperature environments.

    Data Sheet
  • Gems ELS-950M Level Switch

    Item Type Moving or Non-Moving Parts Technology Body Material
    OEM Non-Moving Parts Electro-Optic Brass/Bronze

    Gems® type ELS-950M switches represent Gems’ most compact alloy-housed electro-optic level sensors. They monitor a broad range of media including OHV type fluids. The UL-approved design features brass housing, fused glass prism, and TPE insulated wires. They provide a durable, water tight, and environmentally resistant assembly, ideally suited for use in harsh environments including outdoors and engine bays. They offer excellent temperature and pressure capabilities.

    Data Sheet
  • Gems FABRI-LEVEL Level Switch

    Item Type Moving or Non-Moving Parts Technology Body Material
    OEM Moving Parts Float Brass/Bronze, Stainless Steel

    Gems® type FABRI-LEVEL components and kits can be custom-assembled in minutes from standard components, right in your plant. Simple instructions are furnished with kits. To order components, specify the part number and quantity of each component required. Switch kits contain all components for complete assembly of a 1 or 2 station level switch unit for pipe-plug mounting in your tank. They are available in several size and material combinations.

    Data Sheet
  • Gems LS-10 Leak Detection Sensor

    Item Type Moving or Non-Moving Parts Technology Body Material
    Industrial Non-Moving Parts Float, Pressure Plastic, Other

    The Gems™ LS-10 liquid sensor accurately detects the presence of liquid in fiberglass double-wall tanks, containment sumps and double-wall pipes. Dry contact switching ensures dependability throughout its long service life. This reusable leak detection sensor easily fits small, interstitial spaces and senses liquid hydrocarbons or water. The LS-10 Series Single-Point Leak Detection Sensor unit is unaffected by hydrocarbon vapor, thereby reducing the risk of false alarms. The LS-10 sensor's rounded design makes it easy to remove, clean and reinstall after an alarm condition is triggered, or for maintenance.

    Data Sheet
  • Gems LS-159000 Single-Point Level Switch

    Item Type Moving or Non-Moving Parts Technology Body Material
    OEM Moving Parts Float Aluminum, Brass/Bronze

    Gems® type LS-159000 bottle type level switches are ideal for large or small tanks or where access to the inside is impractical or impossible. These units mount completely outside of the tank, at the level actuation point.

    Data Sheet
  • Gems LS-1700 Level Switch

    Item Type Moving or Non-Moving Parts Technology Body Material
    OEM Moving Parts Float Brass/Bronze, Stainless Steel

    Gems® type LS-1700 small size switches are made from alloys and offer rugged durability with broad heat and pressure capabilities. They are idea for shallow tanks or restricted spaces, or for low-cost, high-volume use.

    Data Sheet
  • Gems LS-1700TFE Level Switch

    Item Type Moving or Non-Moving Parts Technology Body Material
    Industrial, OEM Moving Parts Float Plastic

    A medium-size solution for ultra-pure liquid level sensing. Made of corrosion resistant PTFE for low particle generation.

    Data Sheet
  • Gems LS-1750 Level Switch

    Item Type Moving or Non-Moving Parts Technology Body Material
    OEM Moving Parts Float Stainless Steel

    Gems® type LS-1750 small size switches are made from alloys and offer rugged durability with broad heat and pressure capabilities. They are idea for shallow tanks or restricted spaces, or for low-cost, high-volume use.

    Data Sheet
  • Gems LS-1755 Level Switch

    Item Type Moving or Non-Moving Parts Technology Body Material
    OEM Moving Parts Float Stainless Steel

    Gems® type LS-1755 small size switches are made from alloys and offer rugged durability with broad heat and pressure capabilities. They are idea for shallow tanks or restricted spaces, or for low-cost, high-volume use.

    Data Sheet
  • Gems LS-1800 Level Switch

    Item Type Moving or Non-Moving Parts Technology Body Material
    OEM Moving Parts Float Brass/Bronze, Stainless Steel

    Gems® type LS-1800 large size switches are made from alloys and are a step above the plastic units for pressure capabilities. They provide excellent stability for general use in oils and water. The 1800 series intermediate size offers long life and dependability to meet a broad range of requirements.

    Data Sheet
  • Gems LS-1900 Level Switch

    Item Type Moving or Non-Moving Parts Technology Body Material
    OEM Moving Parts Float Brass/Bronze, Stainless Steel

    Gems® type LS-1900 large size switches are made from alloys and are a step above the plastic units for pressure capabilities. They provide excellent stability for general use in oils and water. The 1900 series has large float displacement, withstands rough service, and is suitable for high viscosity liquids.

    Data Sheet