The HF115F/012-2HS4AF(257) is a miniature electromagnetic power relay manufactured by HongFa. This relay is designed for a broad range of applications, providing reliable switching performance in a compact package. It is characterized by its high sensitivity, making it suitable for use in circuits with low control power.

Applications:

• Home appliances: Used in washing machines, refrigerators, microwave ovens, and air conditioners for controlling various functions.
• Industrial control systems: Employed in programmable logic controllers (PLCs), process control equipment, and automated machinery.
• Power supplies: Integrated into power supplies and uninterruptible power supplies (UPS) for switching and protection circuits.
• Automotive electronics: Utilized in automotive control units (ECUs) for controlling lights, motors, and other electrical components.
• Telecommunications equipment: Found in telecom systems for signal routing and switching applications.

Features:

• Miniature size: Compact design allows for high-density mounting on PCBs.
• High sensitivity: Requires low coil power for activation.
• High switching capacity: Capable of switching loads up to specified current and voltage ratings.
• Various contact configurations: Available in different contact arrangements to suit diverse application requirements.
• Environmental-friendly product (RoHS compliant): Meets environmental regulations for hazardous substances.

Benefits:

• Reliable performance: Provides consistent and dependable switching operations.
• Energy-efficient: Low coil power consumption contributes to energy savings.
• Space-saving: Miniature size enables compact circuit designs.
• Versatile application: Suitable for a wide range of industrial and consumer applications.
• Cost-effective: Offers a balance of performance and affordability.

Technical Specifications:

• Coil Voltage: 12VDC
• Contact Arrangement: Typically SPDT (Single Pole Double Throw) or SPST (Single Pole Single Throw), but this specific part number requires further datasheet verification.
• Contact Rating: Verify from the datasheet, but Hongfa HF115F series generally handles 10A at 250VAC.
• Coil Power: Low coil power, check datasheet for exact value.
• Operating Temperature: Usually -40°C to +85°C
• RoHS Compliant: Yes

For detailed specifications and application notes, refer to the official HongFa datasheet for HF115F series relays.