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77.55.9.024.8650 Finder solid state relay (SSR) DC 24V 48/600VAC
Finder 77.55.9.024.8650 solid state relay interface module with 24 V DC control input designed for reliable switching in industrial automation systems.
Why Choose the Finder 77.55.9.024.8650 Solid State Relay?
The Finder 77.55.9.024.8650 is a compact and reliable solid state relay (SSR) interface module designed for fast, silent and maintenance-free switching in industrial automation and control applications. As part of the advanced Finder 77 Series solid state relay range, it provides efficient switching performance for PLC interfaces, machine control systems and electrical panels.
This solid state relay offers long operational life through semiconductor switching technology, eliminating mechanical wear associated with traditional electromechanical relays. Its slim design and integrated status indication make it ideal for applications where space saving, reliability and rapid switching are important.
With a 24 V DC control input and a solid state switching output, the Finder 77.55.9.024.8650 is suitable for industrial automation systems requiring dependable interface control between electronic outputs and electrical loads.
Key Advantages
- Compact solid state relay interface module for industrial automation.
- 24 V DC control voltage suitable for PLC and control systems.
- Silent semiconductor switching with no mechanical contact wear.
- Fast switching response for modern automation applications.
- Space-saving design for electrical control cabinets.
- High reliability for continuous industrial operation.
Key Features
- Finder 77 Series solid state relay.
- 24 V DC input control voltage.
- Solid state semiconductor switching technology.
- LED status indication for easy diagnostics.
- Suitable for interface between PLC outputs and loads.
- Compact modular design for control panels.
- Designed for industrial automation environments.
Reliable Electronic Switching for Industrial Automation
Solid state relays such as the Finder 77.55.9.024.8650 provide fast and reliable electrical switching by using semiconductor technology instead of mechanical contacts. This reduces wear, improves switching speed and increases operational reliability in demanding control applications.
The Finder 77 Series is designed for automation engineers and panel builders requiring compact relay interface solutions for PLC systems, machinery and industrial equipment.
Typical Applications
- PLC output interface systems.
- Industrial automation control panels.
- Machine building and OEM equipment.
- Process control systems.
- Electrical cabinet assemblies.
- Fast switching applications requiring high reliability.
Technical Specifications
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| Device Type | Solid State Relay | |
|---|---|---|
| Terminal Type | Screw | |
| Load Voltage | 43.2–660 V AC | |
| Mounting Type | Panel | |
| Switching Current (A) | 50 A | |
| Voltage | 600 V | |
| Coil / Supply Voltage | 12 V DC, 24 V DC, 5 V DC | |
| IP Rating | IP20 | |
| Manufacturer | Finder | |
| Series | 77 Series / 77.55 | |
| Model | 77.55.9.024.8650 | |
| Product type | Solid state relay (SSR) | |
| Relay variant | Single-phase | |
| Output configuration | SPST-NO / 1 Form A | |
| Maximum load current | 50 A with suitable heatsink | |
| Minimum load current | 250 mA | |
| Control voltage | 4–32 V DC | |
| Nominal control voltage | 24 V DC | |
| Load voltage | 43.2–660 V AC | |
| Output type | AC | |
| Switching method | Zero-cross / zero-voltage switching | |
| Maximum turn-on time | 10 ms | |
| Off-state leakage current | 10 mA | |
| Terminal type | Screw terminals | |
| Mounting type | Panel / heatsink mounting | |
| Package style | Hockey puck | |
| Protection rating | IP20 | |
| Operating temperature | -30 to +80 °C | |
| Dimensions | 57.7 × 44.5 × 36.4 mm | |
| Approvals | CE, cULus, EAC | |
| Country of origin | Italy | |
| HS Code | 85365003 |
Frequently Asked Questions
What is the Finder 77.55.9.024.8650 used for?
The Finder 77.55.9.024.8650 is a solid state relay interface module used for reliable switching and control in industrial automation systems.
What control voltage does this solid state relay use?
The relay uses a 24 V DC control input for connection to automation and control systems.
What are the benefits of solid state switching?
Solid state switching provides fast operation, silent performance and improved service life by eliminating mechanical contact wear.
Where is the Finder 77.55.9.024.8650 installed?
The module is typically installed in electrical control panels, automation cabinets and industrial interface systems.
Which Finder series does this product belong to?
The Finder 77.55.9.024.8650 belongs to the Finder 77 Series solid state relay range.
Trusted by Automation Professionals Worldwide
Finder solid state relay interfaces are widely used by electrical engineers and automation specialists to deliver reliable, compact and efficient switching solutions for modern industrial control systems.
