Standex Detect Product Lineup

The "FPS-B Series" is a bracket-mounted water prevention switch designed for HVAC/R systems. It is designed with a focus on reliability and ease of installation, automatically shutting down the air conditioning system when water levels rise due to drain blockages, preventing costly damage to floors, walls, and ceilings. With its compact design, it features a dedicated bracket that securely clips onto primary or auxiliary drain pans. It is suitable for both residential and commercial HVAC installations. 【Features】 ■ Bracket-mounted design allows for quick and reliable installation ■ Automatically shuts down the HVAC system to prevent overflow of condensate water ■ Easy to install and maintain, supporting rapid maintenance ■ Ideal for use in primary or auxiliary drain pans (condensate trays) ■ Compliant with UL508, NEC, and IMC for safety and standards adherence ■ Ensures reliable operation in both residential and commercial environments *For more details, please download the PDF (English version) or feel free to contact us.

The "FPS-L Series" is a slim overflow prevention switch designed for HVAC/R systems. It provides reliable protection against condensation water overflow. Designed for compact installation, it automatically stops the air conditioning system when the water level rises due to clogging in the drain piping, helping to prevent damage to ceilings, walls, and floors. With its slim design, it can be easily mounted directly to the side of the drain pan, making it suitable for space-saving environments and retrofitting applications. 【Features】 ■ Slim design suitable for space-saving installation ■ Automatically stops the HVAC system to prevent water overflow ■ Easy installation and maintenance with side mount configuration ■ Ideal for both retrofitting and new HVAC applications ■ Complies with UL508, NEC, and IMC for safety and regulatory compliance ■ Reliable operation in residential and commercial environments *For more details, please download the PDF (English version) or feel free to contact us.

The "FPS-T Series" is a tube-mounted overflow prevention switch designed for HVAC/R systems. It provides reliable protection against condensation water overflow. Designed for vertical installation, it automatically stops the air conditioning system when the water level rises due to clogged drain pipes, helping to prevent damage to ceilings, walls, and floors. The tube-mounted design allows for direct and easy installation to the drain piping, making it suitable for both new construction and retrofit applications. 【Features】 ■ Tube mounting design compatible with direct integration into drain piping ■ Automatically stops HVAC systems to prevent water overflow ■ Easy installation and inspection for quick maintenance ■ Suitable for both retrofit and new HVAC applications ■ Compliance with safety and regulatory requirements (UL508, NEC, IMC) ■ High reliability operation in residential and commercial environments *For more details, please download the PDF (English version) or feel free to contact us.

The "LS01 Series" is a compact, single-stage vertical mounting liquid level sensor designed for a wide range of liquid detection and control applications. It offers multiple contact forms including SPST-NO (Form A), SPST-NC (Form B), and SPDT (Form C), providing flexible switching options for systems ranging from low power to high power. Constructed from durable materials such as PA, PP, and NBR, it supports ratings of 100W, 400VDC, and 1.0A. 【Features】 ■ Compact vertical mount design suitable for space-saving installation ■ Flexible switching configurations with contact forms (Form A, Form B, Form C) ■ High power application support with ratings up to 100W, 400VDC, and 1.0A ■ Excellent chemical resistance and heat resistance with PA, PP, and NBR construction ■ Customization options available with various cable and connector selections ■ High-reliability magnetic float operation without the need for an external power supply *For more details, please download the PDF (English version) or feel free to contact us.

The "LS02-S Series" is a compact stainless steel vertical mounting liquid level sensor designed for single liquid level detection and control in harsh environments. With a heat resistance of up to 120°C and IP68 protection up to the threads of the screw-in part, it demonstrates reliable performance even under severe conditions. The stainless steel shaft and float structure ensure long-term durability, and customizable cable/connector options allow it to adapt to a wide range of industrial and commercial applications. 【Features】 ■ Vertical mounting design for space-saving and efficient installation ■ Stainless steel shaft and float enhance durability and corrosion resistance ■ High temperature resistance of up to 120°C for harsh environments ■ IP68 protection up to the screw-in part ensures reliable sealing ■ Multiple contact configurations support flexible switching arrangements ■ Rated for high power applications up to 100W, 400VDC, 1.0A *For more details, please download the PDF (English version) or feel free to contact us.

The "LS02 Series" is a compact single-stage vertical mounting liquid level sensor designed for reliable fluid detection and control in harsh environments. It supports contact forms Form A, Form B, and Form C, and is capable of switching up to 100W, 400VDC, and 1.0A, making it suitable for a wide range of applications from low power to high power. With a modular design, it accommodates customization with various cables and connectors, making it ideal for automotive, home appliances, HVAC/R, and testing measurement systems. 【Features】 ■ Compact vertical mounting design suitable for space-saving installation ■ Flexible switching configurations with various contact forms ■ High power application support: rated up to 100W, 400VDC, 1.0A ■ Improved environmental sealing with IP68 protection up to the screw-in part ■ Chemical resistance and heat resistance with PA, PP, and NBR materials ■ Wide range of magnetic float options available *For more details, please download the PDF (English version) or feel free to contact us.

The "LS03 Series" is a compact single-stage, horizontally mounted liquid level sensor designed to achieve reliable liquid detection and control for a wide range of applications. It employs magnetic float operation and integrated reed switch technology, demonstrating accurate switching performance from low to high power systems. The contact configuration supports Form A, Form B, and Form C, with ratings of up to 100W, 400VDC, and 1.0A. It is made from durable PA or PP materials, providing heat resistance up to 150°C. 【Features】 ■ Horizontal mounting design compatible with side insertion installation for tanks and reservoirs ■ Multiple contact configurations to accommodate flexible switching configurations ■ Supports high power applications with ratings of up to 100W, 400VDC, and 1.0A ■ High temperature resistance up to 150°C for harsh environments ■ Made of PA or PP for chemical resistance and heat resistance ■ High reliability operation with magnetic float actuation using integrated reed switches *For more details, please download the PDF (English version) or feel free to contact us.

The "LS04 Series" is a highly versatile liquid level sensor designed for single-point, multi-point, and continuous liquid level detection in various containers such as reservoirs, tanks, and bottles. It supports up to six floats and multiple mounting configurations, enabling flexible and reliable fluid monitoring for a wide range of industrial and commercial applications. Constructed from durable materials like PP and NBR, it can be customized with various cable and connector specifications to meet installation requirements. 【Features】 ■ Supports single-point, multi-point, and continuous level detection ■ Up to six float positions for advanced fluid monitoring ■ Flexible switching configurations with multiple contact forms (Form A, B, C, E) ■ Rated for high power applications: up to 100W, 400VDC, 1.0A ■ Shaft/float materials of PP and NBR for chemical resistance ■ Customizable cable/connector options for embedded applications *For more details, please download the PDF (English version) or feel free to contact us.

The LS05 Series is a highly versatile stainless steel liquid level sensor designed for single-point, multi-point, and continuous liquid level detection in harsh environments. It supports high-temperature operation up to 200°C and withstands pressures of up to 12 bar, making it suitable for demanding industrial and commercial applications. The LS05 Series offers contact configurations of Form A, Form B, Form C, and latch/bistable (Form E). The ratings support up to 100W, 400VDC, and 1.0A. 【Features】 ■ Durable stainless steel construction for high-temperature and high-pressure environments ■ Supports single-point, multi-point, and continuous level detection ■ Accommodates multiple float positions with a minimum spacing of 1.5" for advanced fluid monitoring ■ Supports up to 100W, 400VDC, and 1.0A for high-power applications ■ Offers multiple contact types to accommodate flexible switching logic ■ Customizable cable/connector options available to match system integration needs *For more details, please download the PDF (English version) or feel free to contact us.

The "R12431 Series" is a compact horizontal mounting liquid level sensor designed to reliably detect liquids within molded plastic containers. It features an internal snubber resistor and an independent sealing grommet, ensuring stable performance in automotive and industrial environments. It is compatible with Packard P/N 12162289 connectors and supports Form A and Form B contact configurations. 【Features】 - Optimized horizontal mounting design for blow-molded or injection-molded bottles - Built-in snubber resistor for enhanced electrical stability - Independent sealing grommet for improved environmental sealing - Compatible with Packard P/N 12162289 connectors for easy integration - Contact forms: Available in Form A and Form B - Compact footprint suitable for tight mounting spaces *For more details, please download the PDF (English version) or feel free to contact us.

The "R12456 Series" is a horizontally mounted liquid level sensor designed for high-precision detection of fluids in blow-molded or injection-molded plastic containers. It features an independent sealing grommet and an internal snubber resistor, ensuring reliable operation in automotive and industrial environments. It is compatible with Yazaki P/N 7283-6434-40 connectors and supports Form A and Form B contact configurations. The rated specifications are up to 10W, 100V, and 0.5A, making it suitable for low-power fluid sensing applications that require compactness, robustness, and cost efficiency. 【Features】 ■ Optimized horizontal mounting design for blow-molded or injection-molded plastic bottles ■ Internal snubber resistor enhances electrical noise suppression ■ Independent sealing grommet improves environmental sealing and durability ■ Compatible with Yazaki P/N 7283-6434-40 connectors, simplifying integration ■ Available in Form A and Form B contact types ■ Designed for low-power applications up to 10W, 100V, and 0.5A *For more details, please download the PDF (English version) or feel free to contact us.