Finder PCB Mount Power Relay, 12V dc Coil, 10A Switching Current, SPDT
- RS Stock No.:
- 803-039
- Mfr. Part No.:
- 40.51.9.012.0000
- Brand:
- Finder
Bulk discount available
Subtotal (1 unit)*
£5.24
(exc. VAT)
£6.29
(inc. VAT)
FREE delivery for orders over £50.00
In Stock
- 233 unit(s) ready to ship
- Plus 178 unit(s) ready to ship from another location
- Plus 200 unit(s) shipping from 24 October 2025
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Units | Per unit |
---|---|
1 - 9 | £5.24 |
10 - 24 | £4.83 |
25 - 49 | £4.61 |
50 - 99 | £4.45 |
100 + | £4.10 |
*price indicative
- RS Stock No.:
- 803-039
- Mfr. Part No.:
- 40.51.9.012.0000
- Brand:
- Finder
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
---|---|---|
Brand | Finder | |
Coil Voltage | 12V dc | |
Contact Configuration | SPDT | |
Mounting Type | PCB Mount | |
Switching Current | 10A | |
Number of Poles | 1 | |
Latching | No | |
Series | 40 Series | |
Terminal Type | PCB Pin | |
Maximum Switching Voltage AC | 400V ac | |
Length | 29mm | |
Coil Resistance | 220Ω | |
Coil Power | 650mW | |
Maximum Operating Temperature | +85°C | |
Contact Material | Silver Alloy | |
Height | 25mm | |
Isolation Coil To Contact | 6kV | |
Minimum Operating Temperature | -40°C | |
Depth | 12.4mm | |
Maximum Switching Power AC | 2.5 kVA | |
Application | Power | |
Select all | ||
---|---|---|
Brand Finder | ||
Coil Voltage 12V dc | ||
Contact Configuration SPDT | ||
Mounting Type PCB Mount | ||
Switching Current 10A | ||
Number of Poles 1 | ||
Latching No | ||
Series 40 Series | ||
Terminal Type PCB Pin | ||
Maximum Switching Voltage AC 400V ac | ||
Length 29mm | ||
Coil Resistance 220Ω | ||
Coil Power 650mW | ||
Maximum Operating Temperature +85°C | ||
Contact Material Silver Alloy | ||
Height 25mm | ||
Isolation Coil To Contact 6kV | ||
Minimum Operating Temperature -40°C | ||
Depth 12.4mm | ||
Maximum Switching Power AC 2.5 kVA | ||
Application Power | ||
- COO (Country of Origin):
- IT

Finder 40 series Power Relay, 12V DC Coil Voltage, 10A Switching Current - 40.51.9.012.0000
This power relay is designed for efficient power management in various applications. As a miniature PCB mount relay, it offers robust performance and features such as a single pole, double throw (SPDT) configuration. Measuring 29mm in length, 12.4mm in depth, and 25mm in height, it has a coil voltage of 12V DC and is capable of a maximum switching current of 10A.
Features & Benefits
• Functions effectively within a temperature range of -40°C to +85°C
• Provides electrical isolation with 6 kV between coil and contact
• Durable construction with a lifecycle exceeding 200,000 cycles
• Suitable for both AC and DC applications, streamlining usage
• Supports a maximum switching power of 2.5 kVA, enhancing versatility
• Compact PCB pin terminal type for straightforward installation
• Provides electrical isolation with 6 kV between coil and contact
• Durable construction with a lifecycle exceeding 200,000 cycles
• Suitable for both AC and DC applications, streamlining usage
• Supports a maximum switching power of 2.5 kVA, enhancing versatility
• Compact PCB pin terminal type for straightforward installation
Applications
• Used in control panels for automation and electrical distribution
• Ideal for integration into medical and dental equipment
• Utilised in vending machines for reliable operation
• Suitable for home automation systems such as blinds and gate openers
• Ideal for integration into medical and dental equipment
• Utilised in vending machines for reliable operation
• Suitable for home automation systems such as blinds and gate openers
How does the electrical isolation of this relay enhance its performance?
The electrical isolation of 6 kV between the coil and contact prevents interference in sensitive circuits, ensuring safer operation and increased reliability in various applications.
What are the implications of the compact dimensions on installation?
Its compact size allows easy installation on crowded PCB layouts, making it ideal for space-constrained environments while ensuring optimal performance without compromising on power handling.
What types of loads can be effectively controlled using this relay?
It can manage industrial and residential loads, including motors and resistive loads, due to its robust ratings for switching currents, making it versatile for different power applications.
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