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66.22.9.012.4000 Finder Power relay 2pole 30A DC 12V
Finder 66.22.9.012.4000 is a Series 66 PCB-mounted electromechanical power relay featuring a 12 V DC coil, DPDT changeover contacts, 30 A normally open contact capability and silver tin oxide contacts for industrial electrical switching applications.
£12.09
Why Choose the Finder 66.22.9.012.4000 Power Relay?
The Finder 66.22.9.012.4000 is a robust and reliable PCB-mounted electromechanical power relay designed for switching electrical loads in industrial automation, electrical control equipment and commercial applications. As part of the established Finder Series 66 power relay range, it combines high-current switching capability with dependable contact performance and a compact printed circuit board mounting arrangement.
Featuring a 12 V DC operating coil and a double-pole double-throw (DPDT) contact configuration, this relay provides flexible control of two independent switching circuits. Its silver tin oxide (AgSnO2) contacts offer good resistance to contact welding and electrical wear, making the relay suitable for demanding switching applications. The Series 66 design also incorporates reinforced insulation between the coil and contacts for improved electrical separation.
The Finder 66.22.9.012.4000 features 30 A normally open contact capability and 10 A normally closed contact capability, subject to the applicable load and operating conditions. Its PCB mounting format makes it suitable for integration into electronic control assemblies, industrial equipment and power switching systems where reliable electromechanical operation is essential.
Key Advantages
- Reliable electromechanical power relay for industrial and commercial switching applications.
- 12 V DC coil suitable for low-voltage control circuits.
- DPDT contact configuration enables switching of two separate circuits.
- 30 A normally open contact rating for demanding power switching applications.
- Silver tin oxide (AgSnO2) contacts provide resistance to electrical wear and contact welding.
- Reinforced insulation between coil and contacts supports safe electrical separation.
- Compact PCB mounting design simplifies integration into electronic equipment.
- Suitable for industrial automation, HVAC equipment, appliance control and power switching systems.
Key Features
- Finder Series 66 industrial power relay.
- 12 V DC nominal coil voltage.
- 2 changeover contacts (DPDT / 2 CO).
- 30 A normally open and 10 A normally closed contact capability.
- Silver tin oxide (AgSnO2) contact material.
- PCB mounting with bifurcated terminals.
- Reinforced insulation between the coil and contacts in accordance with EN 60335-1.
- 8 mm creepage and clearance distances between coil and contacts.
- Designed for reliable operation in electrical control and switching equipment.
- Part of Finder's established range of industrial electromechanical relays.
Reliable Electrical Switching for Industrial Control Systems
Electromechanical power relays such as the Finder 66.22.9.012.4000 allow low-voltage control circuits to operate higher-power electrical loads. When the 12 V DC coil is energised, the relay's internal electromagnetic mechanism changes the position of its contacts, enabling controlled switching of connected electrical circuits. This provides a practical interface between electronic controllers and electrical power equipment.
The Finder Series 66 is designed for applications requiring dependable switching, electrical isolation and robust contact construction. The relay's DPDT arrangement provides both normally open and normally closed switching functions, while its AgSnO2 contacts are particularly beneficial where electrical loads can cause contact wear. Correct contact selection, load assessment and PCB conductor design are essential for reliable operation at higher switching currents.
Typical Applications
- Industrial automation and electrical control systems.
- Printed circuit board power switching assemblies.
- Heating, ventilation and air conditioning (HVAC) equipment.
- Industrial washing machines and commercial appliances.
- Electrical heating and industrial furnace controls.
- Power distribution and load switching circuits.
- Motor control and auxiliary switching applications.
- OEM electrical equipment and electronic control modules.
Technical Specifications
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| Device Type | Power Relay | |
|---|---|---|
| Mounting Type | PCB | |
| Manufacturer | Finder | |
| Series | 66 Series Power Relays | |
| Model | 66.22.9.012.4000 | |
| Manufacturer part number | 66.22.9.012.4000 | |
| Product type | Electromechanical power relay | |
| Contact configuration | DPDT (2 changeover contacts) | |
| Number of poles | 2 | |
| Nominal coil voltage | 12 V DC | |
| Normally open contact current | 30 A | |
| Normally closed contact current | 10 A | |
| Contact material | Silver tin oxide (AgSnO2) | |
| Mounting type | Printed circuit board (PCB) | |
| Terminal arrangement | Bifurcated PCB terminals | |
| Insulation | Reinforced insulation between coil and contacts | |
| Creepage and clearance | 8 mm between coil and contacts | |
| Applicable standards | EN 61810-1; EN 60335-1 insulation requirements | |
| Country of origin | Spain |
Frequently Asked Questions
What is the Finder 66.22.9.012.4000 used for?
The Finder 66.22.9.012.4000 is an electromechanical power relay used to switch electrical loads in industrial automation, HVAC systems, electronic control assemblies and other electrical equipment.
What coil voltage does the Finder 66.22.9.012.4000 require?
This relay operates using a 12 V DC nominal coil supply, allowing it to be controlled by a suitably rated low-voltage DC control circuit.
What contact configuration does this relay have?
The relay features a DPDT (double-pole double-throw) configuration with two changeover contacts, allowing two circuits to be switched between normally open and normally closed positions.
What is the contact current rating of the Finder 66.22.9.012.4000?
The relay provides 30 A normally open and 10 A normally closed contact capability. The permissible switching current depends on the load characteristics, operating voltage and applicable manufacturer ratings.
How is the Finder 66.22.9.012.4000 installed?
The relay is designed for PCB mounting using its dedicated terminals. It is typically soldered into a suitably designed printed circuit board within an electrical or electronic control assembly.
What contact material is used in this relay?
The Finder 66.22.9.012.4000 uses silver tin oxide (AgSnO2) contacts, which provide good resistance to contact welding and wear during electrical switching operations.
Does the relay provide electrical isolation between the coil and contacts?
Yes. The Finder Series 66 incorporates reinforced insulation between the coil and contacts, with an 8 mm creepage and clearance arrangement designed to support electrical separation.
Trusted by Industrial Automation and Electrical Equipment Manufacturers
Finder Series 66 power relays are designed for electrical engineers, industrial automation specialists and OEM equipment manufacturers requiring dependable electromechanical switching. The Finder 66.22.9.012.4000 combines a 12 V DC coil, versatile DPDT contacts and robust silver tin oxide contact technology for reliable integration into industrial and commercial control equipment.
