40.52.8.012.0000

Power Relays, Over 2 Amps Overview

The Finder Relays Inc. model 40.52.8.012.0000 is a miniature electromagnetic power relay designed for PCB and plug-in mounting applications. It features a 12V AC coil with a resistance of 220 Ohms and a maximum pick-up voltage of 13.2V AC. The device utilizes a DPDT (2 Form C) contact configuration with cadmium-free AgNi materials, supporting a maximum switching current of 8A and a maximum switching voltage of 400VAC. With a pin pitch of 5.3 mm, it offers robust performance in general-purpose control circuits.

Power Relays, Over 2 Amps Feature Summary

• Features a double pole double throw (DPDT) contact arrangement providing two independent change-over switching paths for versatile circuit control.
• Utilizes cadmium-free silver-nickel (AgNi) contact material to ensure reliable electrical conductivity and extended operational lifespan.
• Designed with a compact miniature form factor and 5.3 mm pin pitch, enabling efficient space utilization on printed circuit boards.

Power Relays, Over 2 Amps Applications

• Industrial automation control systems requiring reliable signal switching
• HVAC equipment control circuits for temperature regulation
• General purpose industrial machinery protection and monitoring
• Consumer appliance internal control logic implementation

Power Relays, Over 2 Amps Procurement Notes

Verify the specific coil voltage rating matches the target application circuit requirements before integration. Confirm that the physical dimensions and pin spacing align with the designated PCB layout or socket base specifications. Ensure the switching current capacity meets the load demands to prevent premature contact degradation. Check for any regional certification compliance needs such as VDE or cURus depending on the final product destination.

Power Relays, Over 2 Amps Selection Notes

Select this component when a compact DPDT relay with a 12V AC coil is required for PCB mounting. Consider the 8A switching capacity against the expected load current to ensure adequate safety margins. Evaluate the need for plug-in socket compatibility if field replacement is necessary. Compare the 5.3 mm pin pitch against available board space constraints to confirm mechanical fit within the assembly design.

Power Relays, Over 2 Amps Part Context

This model belongs to the Finder Series 40 family of miniature PCB relays. The series is characterized by its small footprint and high switching density, making it suitable for dense electronic assemblies. The 40.52 variant specifically denotes the DPDT configuration within this line, offering enhanced switching capability compared to single-pole alternatives while maintaining the standard 5mm pinning architecture.

Power Relays, Over 2 Amps Replacement Considerations

Direct substitutes within the same series include other 40.52 variants with different coil voltages. Verify pin compatibility and contact ratings when considering cross-series replacements from other manufacturers. Ensure the alternative component supports the same 12V AC coil requirement and DPDT configuration to maintain functional equivalence in the existing design.