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56.34.9.048.4040 Finder Miniature power relay 4 pole 12A DC 48V
Finder 56.34.9.048.4040 is a 12 A 4PDT industrial plug-in power relay with a 48 V DC coil, four changeover contacts, silver tin oxide contact material, lockable test button and mechanical indicator for reliable multi-circuit switching in industrial automation and electrical control systems.
£19.34
Why Choose the Finder 56.34.9.048.4040 Industrial Power Relay?
The Finder 56.34.9.048.4040 is a robust and reliable 12 A industrial plug-in power relay designed for switching and controlling multiple electrical circuits in industrial automation, machinery and electrical control systems. Featuring a 48 V DC coil and four-pole double-throw (4PDT) changeover contacts, this relay provides dependable multi-circuit switching for demanding industrial applications. As part of the established Finder 56 Series miniature power relays, it combines durable construction, compact dimensions and convenient maintenance features.
The relay incorporates a lockable test button and mechanical status indicator, allowing engineers and maintenance personnel to operate the contacts manually during testing and visually monitor their position. Its silver tin oxide (AgSnO2) contacts provide robust electrical switching performance, particularly in applications involving demanding electrical loads and higher inrush currents, subject to the specified contact ratings.
With a 12 A rated contact current, 48 V DC operating coil and four independent changeover contacts, the Finder 56.34.9.048.4040 is ideal for industrial control panels, machinery control systems, electrical distribution equipment and automation installations. Its plug-in construction enables straightforward installation and replacement using compatible Finder 96 Series relay sockets.
Key Advantages
- Reliable industrial power relay designed for automation and electrical control applications.
- 12 A rated contact current suitable for industrial electrical switching.
- 48 V DC coil voltage compatible with industrial DC control circuits.
- 4PDT (4 CO) contact configuration provides four independent changeover circuits.
- Silver tin oxide (AgSnO2) contacts provide robust switching performance for demanding electrical loads.
- Integrated lockable test button enables convenient manual operation and functional testing.
- Mechanical status indicator allows quick visual identification of relay contact position.
- Four-pole arrangement enables multiple circuits to be switched simultaneously.
- Plug-in construction simplifies installation, maintenance and replacement.
- Compatible with suitable Finder 96 Series relay sockets for industrial control panel applications.
Key Features
- Finder 56 Series miniature industrial power relay.
- 12 A rated switching current per contact pole.
- 48 V DC nominal coil voltage.
- 4 CO / 4PDT changeover contact arrangement.
- 250 V AC rated contact voltage.
- 400 V AC maximum switching voltage.
- 3000 VA rated switching capacity per pole for AC-1 resistive loads.
- Silver tin oxide (AgSnO2) contact material.
- 1.3 W nominal DC coil power consumption.
- Integrated lockable manual test button for commissioning and maintenance.
- Mechanical flag indicator for visual contact position monitoring.
- Non-latching electromagnetic relay operation.
- Four independent changeover contacts for flexible circuit control.
- 14-pin plug-in configuration with Faston 187 terminals.
- Compatible with Finder 96.74, 96.04 and 96.14 relay sockets.
- −40 to +70 °C operating temperature range.
- Compact industrial construction with a body width of approximately 27.7 mm.
Reliable Four-Pole Switching for Industrial Automation
Industrial electromagnetic relays such as the Finder 56.34.9.048.4040 allow a DC control signal to operate several electrically separate switching circuits. When the 48 V DC coil is energised, the relay changes the position of its four changeover contacts, enabling connected electrical loads or control signals to be switched simultaneously. When coil power is removed, the spring-return mechanism restores the contacts to their normal positions.
The Finder 56 Series is designed for industrial applications requiring dependable electrical switching, flexible control configurations and straightforward maintenance. The four-pole arrangement is particularly useful where several independent circuits must be controlled from a single relay. The integrated lockable test button and mechanical indicator simplify commissioning and fault-finding, while the silver tin oxide contacts provide robust switching performance for demanding industrial applications.
Typical Applications
- Industrial automation and machinery control systems.
- Electrical control panels and distribution cabinets.
- PLC-controlled switching and interface circuits.
- Multi-circuit switching and industrial control logic.
- Industrial motor control and auxiliary switching circuits.
- Electrical interlocking and sequencing systems.
- Industrial heating equipment, furnaces and ovens.
- Conveyor systems and material handling machinery.
- Manufacturing and production equipment.
- Building automation and industrial electrical installations.
Technical Specifications
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| Device Type | Power Relay | |
|---|---|---|
| Terminal Type | Faston / flat-pin | |
| Switching Current (A) | 12 A | |
| Load Voltage | 400 V AC | |
| Mounting Type | Plug-in socket | |
| Manufacturer | Finder | |
| Series | 56 Series Miniature Power Relays | |
| Model | 56.34.9.048.4040 | |
| Product type | Industrial plug-in electromagnetic power relay | |
| Contact configuration | 4PDT / 4 CO (four changeover contacts) | |
| Number of poles | 4 | |
| Number of pins | 14 | |
| Rated contact current | 12 A | |
| Maximum peak contact current | 20 A | |
| Rated contact voltage | 250 V AC | |
| Maximum switching voltage | 400 V AC | |
| Maximum DC switching voltage | 220 V DC | |
| Rated switching load (AC-1) | 3000 VA per pole | |
| Rated switching load (AC-15 at 230 V AC) | 700 VA | |
| Single-phase motor rating (230 V AC) | 0.55 kW | |
| Minimum switching load | 500 mW (10 V / 5 mA) | |
| Nominal coil voltage | 48 V DC | |
| Coil type | DC, non-latching | |
| Nominal coil power | 1.3 W | |
| Coil resistance | 1800 Ω | |
| Nominal coil current | 27 mA | |
| Coil operating voltage range | 40.8–52.8 V DC | |
| Operate time | 10 ms | |
| Release time | 4 ms | |
| Contact material | Silver tin oxide (AgSnO2) | |
| Mechanical endurance | Up to 50 million operations | |
| Electrical endurance | 100,000 operations at rated AC-1 load | |
| Coil-to-contact impulse withstand voltage | 5 kV | |
| Dielectric strength between open contacts | 2000 V AC | |
| Operating temperature | −40 to +70 °C | |
| Environmental protection classification | RT I | |
| Mounting type | Plug-in / socket mounting | |
| Terminal type | Faston 187, 4.8 × 0.5 mm quick-connect terminals | |
| Compatible socket models | Finder 96.74, 96.04 and 96.14 | |
| Pin length | 7 mm | |
| Body dimensions (W × H × D) | Approximately 27.7 × 40.8 × 37.1 mm | |
| Net weight | Approximately 78 g | |
| Test function | Lockable manual test button | |
| Status indication | Mechanical flag indicator | |
| Contact material code | 4 (AgSnO2) | |
| Coil version code | 9 (DC coil) | |
| Configuration | Lockable test button with mechanical indicator |
Frequently Asked Questions
What is the Finder 56.34.9.048.4040 used for?
The Finder 56.34.9.048.4040 is an industrial electromagnetic power relay used to switch electrical loads and control circuits in automation systems, industrial machinery and electrical panels. Its four changeover contacts allow multiple independent circuits to be controlled using a single relay.
What coil voltage does the Finder 56.34.9.048.4040 require?
This relay operates with a nominal 48 V DC coil supply. The specified DC coil operating voltage range is 40.8–52.8 V DC, making it suitable for compatible industrial DC control systems.
What is the contact rating of this relay?
The relay features four changeover contacts rated at 12 A, with a rated contact voltage of 250 V AC and a maximum switching voltage of 400 V AC. Its rated switching capacity for AC-1 resistive loads is 3000 VA per pole. Actual permissible loads depend on the switching category and operating conditions.
Does the Finder 56.34.9.048.4040 include a test button?
Yes. The relay incorporates a lockable manual test button and mechanical status indicator. The test button allows the contacts to be operated manually during commissioning and maintenance, while the mechanical indicator provides visual confirmation of the contact position. Manual testing should only be performed under appropriate electrical safety procedures.
What socket bases are compatible with the Finder 56.34.9.048.4040?
The relay is compatible with suitable Finder 96 Series sockets, including the 96.74, 96.04 and 96.14 models. These socket options support industrial control panel installation, including DIN rail and Faston connection arrangements, depending on the selected socket.
Trusted by Industrial Automation Engineers Worldwide
Finder 56 Series miniature power relays are designed to deliver reliable electrical switching in industrial automation, machinery control and electrical distribution applications. With four independent changeover contacts, robust silver tin oxide contact material, a lockable test button and convenient plug-in installation, the Finder 56.34.9.048.4040 provides a dependable solution for engineers, machine builders and industrial maintenance professionals.
