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66.22.9.012.4300 Finder Power relay 2pole 30A DC 12V
Finder 66.22.9.012.4300 is a 30 A PCB-mounted electromechanical power relay featuring a 12 V DC coil, two normally open contacts, silver tin oxide contact material and reinforced insulation for industrial electrical switching and automation applications.
Why Choose the Finder 66.22.9.012.4300 Power Relay?
The Finder 66.22.9.012.4300 is a high-performance 30 A PCB-mounted electromechanical power relay designed for reliable switching of electrical loads in industrial automation, electrical control and power management applications. As part of the established Finder Series 66 power relay range, this model combines robust switching capability with compact construction and dependable electromagnetic operation.
Featuring a 12 V DC operating coil and two normally open contacts (2 NO / DPST-NO), the Finder 66.22.9.012.4300 enables two electrical circuits to be switched simultaneously using a low-voltage control signal. Its PCB-mounted design with bifurcated solder terminals provides secure electrical connections and straightforward integration into industrial electronic equipment.
With a 30 A rated contact current, a nominal switching voltage of 250 V AC and silver tin oxide (AgSnO2) contacts, this relay is suitable for demanding electrical switching applications. Reinforced insulation between the coil and contacts, together with the durable construction of the Finder Series 66, supports dependable operation in industrial and commercial equipment.
Key Advantages
- High-capacity 30 A power relay designed for industrial electrical switching.
- 12 V DC coil suitable for low-voltage electronic control systems.
- Two normally open contacts (DPST-NO) enable simultaneous switching of two independent circuits.
- Silver tin oxide (AgSnO2) contacts provide robust performance in demanding switching applications.
- PCB mounting with bifurcated solder terminals enables secure installation on printed circuit boards.
- Reinforced insulation between coil and contacts supports electrical separation.
- High switching capacity supports industrial control, heating equipment and power management applications.
- Durable electromagnetic construction provides reliable switching performance and long mechanical service life.
- Part of the established Finder Series 66 industrial power relay family.
Key Features
- Finder Series 66 electromechanical power relay.
- 12 V DC nominal coil voltage.
- 2 NO (DPST-NO) contact configuration.
- 30 A rated contact current.
- 250 V AC rated contact voltage.
- 440 V AC maximum switching voltage.
- 7,500 VA rated resistive switching load (AC1).
- 1.7 W nominal DC coil consumption.
- 85 Ω nominal coil resistance.
- Silver tin oxide (AgSnO2) contact material.
- Reinforced coil-to-contact insulation with 8 mm creepage and clearance distances.
- 6 kV impulse withstand voltage between coil and contacts.
- Compact PCB-mounted design with bifurcated solder terminals.
- Suitable for industrial automation, electrical control and power switching equipment.
Reliable High-Current Switching for Industrial Equipment
The Finder 66.22.9.012.4300 operates through an electromagnetic coil that closes two normally open contact sets when energised. Applying the rated 12 V DC control voltage activates the relay, allowing two electrical circuits to be switched simultaneously. When the coil is de-energised, the contacts return to their normally open state.
The Finder Series 66 is engineered for demanding electrical switching duties in industrial and commercial equipment. The 66.22.9.012.4300 combines high-current silver tin oxide contacts, reinforced electrical insulation and a compact PCB-mounted format to provide dependable switching performance in modern automation and control systems.
Typical Applications
- Industrial automation and electrical control systems.
- Printed circuit board power switching assemblies.
- Heating, ventilation and air conditioning equipment.
- Industrial washing machines and commercial appliances.
- Boiler, burner and industrial oven control circuits.
- Power generators and standby power equipment.
- Motor control and auxiliary switching circuits.
- Industrial machinery and production equipment.
- OEM electronic control boards and power management systems.
- Electrical equipment requiring high-current normally open relay contacts.
Technical Specifications
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| Device Type | Power Relay | |
|---|---|---|
| Terminal Type | PCB / pins | |
| Load Voltage | 440 V AC | |
| Mounting Type | PCB | |
| Switching Current (A) | 30 A | |
| Manufacturer | Finder | |
| Series | 66 Series | |
| Model | 66.22.9.012.4300 | |
| Product type | Electromechanical power relay | |
| Contact configuration | 2 NO (DPST-NO) | |
| Number of poles | 2 | |
| Nominal coil voltage | 12 V DC | |
| Coil type | DC electromagnetic coil | |
| Nominal coil consumption | 1.7 W | |
| Nominal coil resistance | 85 Ω | |
| Nominal coil current | 141 mA | |
| Rated contact current | 30 A | |
| Maximum peak contact current | 120 A for 5 ms | |
| Rated contact voltage | 250 V AC | |
| Maximum switching voltage | 440 V AC | |
| Rated load AC1 | 7,500 VA | |
| Rated load AC15 (230 V AC) | 1,200 VA | |
| Single-phase motor rating (230 V AC) | 1.5 kW | |
| DC1 breaking capacity at 24 V DC | 25 A | |
| Contact material | Silver tin oxide (AgSnO2) | |
| Contact arrangement | Two normally open contacts | |
| Coil-to-contact insulation | Reinforced | |
| Creepage and clearance distance | 8 mm | |
| Impulse withstand voltage | 6 kV | |
| Mechanical endurance | 10 million operations | |
| Electrical endurance | 100,000 operations at rated AC1 load | |
| Operating ambient temperature | −40 to +70 °C | |
| Dimensions (L × W × H) | 51.5 × 33.5 × 31 mm | |
| Mounting type | PCB mounting | |
| Connection type | Bifurcated solder terminals | |
| Relay operation | Monostable, non-latching | |
| Application category | Industrial power switching and control |
Frequently Asked Questions
What is the Finder 66.22.9.012.4300 used for?
The Finder 66.22.9.012.4300 is a PCB-mounted power relay designed to switch electrical loads in industrial automation, electronic control boards, heating equipment, machinery and power management systems.
What coil voltage does this relay require?
This relay operates using a 12 V DC electromagnetic coil with a nominal coil consumption of 1.7 W and a nominal resistance of 85 Ω.
What is the contact rating of the Finder 66.22.9.012.4300?
The relay features 30 A rated contacts, a nominal contact voltage of 250 V AC and a maximum switching voltage of 440 V AC, subject to the applicable load category.
What contact configuration does this relay have?
The Finder 66.22.9.012.4300 has two normally open contacts (2 NO / DPST-NO), allowing two independent electrical circuits to be switched simultaneously when the relay coil is energised.
How is the Finder 66.22.9.012.4300 installed?
This model is designed for direct PCB mounting using bifurcated solder terminals, making it suitable for integration into industrial electronic control boards and equipment assemblies.
Trusted by Industrial Automation Professionals Worldwide
Finder Series 66 power relays provide dependable high-current switching, reinforced electrical insulation and practical PCB integration for industrial automation engineers, electrical control system designers and OEM equipment manufacturers.
