Description
24V 5-Pin Subminiature Electromagnetic Power Relay
Product Overview
The 24V 5-Pin Electromagnetic Relay is a heavy-duty electromechanical switching device engineered for reliable operation in industrial automation, HVAC systems, and professional-grade control panels. Operating on a robust 24V DC control signal, this relay is the standard choice for industrial logic systems and PLC-driven environments where 24V power rails are utilized for enhanced noise immunity and transmission distance.
Featuring a standard 5-pin terminal layout, this relay provides SPDT (Single Pole Double Throw) switching functionality. This design allows for seamless toggling between Normally Open (NO) and Normally Closed (NC) circuit states, offering the flexibility required for complex load routing in automated systems. Its compact, flame-retardant housing is optimized for high-density PCB mounting, ensuring long-term durability in demanding professional environments.
Key Features
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Industrial-Standard 24V Control: Specifically calibrated for 24V DC control signals, making it an essential component for PLC systems, factory automation, and heavy-duty control panels.
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Versatile SPDT Switching: Equipped with a 5-pin configuration that supports both Normally Open (NO) and Normally Closed (NC) switching logic, allowing for diverse circuit routing in a single, compact unit.
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High-Isolation Reliability: Delivers robust electrical separation between the 24V trigger coil and the switched load, effectively protecting sensitive control circuitry from inductive back-EMF and load-side surges.
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Space-Efficient Subminiature Profile: Designed for high-density PCB mounting, it occupies minimal board real estate while delivering powerful, reliable switching performance.
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Industrial-Grade Construction: Built using high-performance internal coil windings and durable contact materials to ensure stable switching performance over long operational lifespans in continuous-duty applications.
Technical Specifications
| Parameter | Specification |
| Component Type | Subminiature Electromagnetic Power Relay |
| Control Coil Voltage | 24V DC |
| Pin Count | 5 Pins (Standard Grid) |
| Switching Logic | SPDT (Normally Open / Normally Closed) |
| Mounting Style | PCB Through-Hole |
| Housing Material | High-Impact, Flame-Retardant Thermoplastic |
| Contact Material | High-Conductivity Silver-Alloy |
Applications
The preferred switching solution for industrial control and automated infrastructure:
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Industrial Automation: A staple component for PLC (Programmable Logic Controller) output modules, controlling solenoid valves, and triggering contactors.
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HVAC Systems: Ideally suited for climate control hardware, blower motor activation, and sensor-based environmental monitoring systems.
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Industrial Maintenance: Provides a durable and standard-grade replacement solution for professional machinery and control panels.
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Prototyping & R&D: Offers a robust switching solution for engineers working on 24V-based industrial prototypes, test benches, and modular hardware systems.

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