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40.52.9.028.5300 Finder Miniature PCB relay 2pole 8A DC 28V
FINDER 40.52.9.028.5300 miniature electromechanical relay with a 28 V DC coil and 8 A switching capacity designed for industrial control and automation applications.
Why Choose the FINDER 40.52.9.028.5300 Miniature Relay?
The FINDER 40.52.9.028.5300 is a compact and reliable electromechanical PCB relay designed for switching and control applications in industrial automation, electrical panels and electronic equipment. As part of the proven FINDER Series 40 miniature relay range, it provides dependable operation with a 28 V DC coil and high-quality AgNi + Au contact material.
This miniature relay combines a small footprint with robust switching capability, making it suitable for applications where reliable electrical isolation and compact installation are required. The plug-in / PCB mounting design allows straightforward integration into control systems, automation equipment and electronic assemblies.
With a 28 V DC coil supply and 8 A contact rating, the FINDER 40.52.9.028.5300 is ideal for switching loads in industrial control circuits, programmable controllers, machinery and electrical distribution applications.
Key Advantages
- Compact miniature electromagnetic relay for industrial control applications.
- 28 V DC coil voltage for reliable control circuit operation.
- 8 A switching capability suitable for a wide range of electrical loads.
- High-quality AgNi + Au contact material for dependable switching performance.
- PCB and socket mounting options for flexible installation.
- Robust operating temperature range for demanding environments.
Key Features
- FINDER Series 40 miniature relay.
- Two normally open contacts (2 NO).
- 28 V DC rated coil voltage.
- 8 A contact current rating.
- 250 V AC contact rating.
- Electromechanical monostable relay design.
- AgNi + Au contact material.
- Compact PCB / socket mounting format.
Reliable Switching for Industrial Control Systems
Electromechanical relays such as the FINDER 40.52.9.028.5300 provide electrical isolation between control circuits and switched loads while enabling reliable operation of automation equipment, machinery and electrical systems.
The Series 40 relay family is designed for engineers requiring compact dimensions, dependable switching performance and easy integration into control panels, PCBs and industrial automation assemblies.
Typical Applications
- Industrial automation control panels.
- Programmable controller interface circuits.
- Machinery and equipment control systems.
- Electrical distribution panels.
- Building automation equipment.
- Electronic and industrial control applications.
Technical Specifications
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| Device Type | Plug-in Relay | |
|---|---|---|
| Mounting Type | PCB, Plug-in socket | |
| Switching Current (A) | 8 A | |
| Coil / Supply Voltage | 28 V DC | |
| Manufacturer | FINDER | |
| Series | 40 Series Miniature Relays | |
| Model | 40.52.9.028.5300 | |
| Product type | Electromechanical relay | |
| Relay configuration | DPST / 2 NO contacts | |
| Coil voltage | 28 V DC | |
| Contact rating | 8 A | |
| AC contact rating | 8 A / 250 V AC | |
| Coil power consumption | 650 mW | |
| Coil resistance | 1.2 kΩ | |
| Contact material | AgNi + Au | |
| Mounting type | PCB / socket mounting | |
| Protection category | RT II | |
| Operating temperature | -40 to +85 °C | |
| Dimensions (H × W × D) | approx. 25 × 12.4 × 29 mm | |
| Weight | approx. 20 g |
Frequently Asked Questions
What is the FINDER 40.52.9.028.5300 used for?
The relay is used for switching electrical loads and providing isolation in industrial automation, control panels and electronic equipment.
What coil voltage does this relay require?
The FINDER 40.52.9.028.5300 operates with a 28 V DC coil supply.
How many contacts does this relay have?
The relay features two normally open contacts (2 NO) for switching applications.
What is the maximum contact current rating?
The relay supports switching currents up to 8 A.
Where is this relay typically installed?
The relay is typically installed on printed circuit boards or relay sockets within industrial control and automation systems.
Trusted for Industrial Switching Applications
FINDER Series 40 miniature relays are widely used by automation engineers and electrical designers for reliable switching, isolation and control in modern industrial systems.
