HF49FD-024-1H11G HONGFA Power Relay Spst

Review HONGFA Hf49fd/024-1h11g 100 Pcs Slim Power Relay 24vdc 5a Spst 4-pin Hf49fd/024

The Hongfa HF49FD/024-1H11G Power Relay is a high-performance, 24VDC, 5A, Single-Pole, Single-Throw (SPST) component designed for various industrial automation applications. This relay is manufactured by Hongfa, a well-known and trusted brand in the electrical industry.

The HF49FD/024-1H11G Power Relay features a compact and robust design, making it suitable for use in harsh environments. It comes in a plastic housing with dimensions of 60mm x 35mm x 22mm (L x W x H), allowing for easy installation in confined spaces. The relay's contacts are gold-plated, ensuring reliable and long-lasting contact performance.

This power relay operates on a 24VDC input voltage and can handle a maximum current of 5A. It is designed to switch one contact normally open (NO) and one contact normally closed (NC) when the coil is energized. The coil resistance is 120 ohms, and the contact rating is 10A at 250VAC or 20A at 250VAC for 1 minute.

The HF49FD/024-1H11G Power Relay comes with a built-in coil overvoltage protection function, which helps prevent damage to the coil when the input voltage exceeds the rated value. It also features a contact bounce time of less than 10ms, ensuring quick and accurate switching.

This power relay is suitable for use in various automation control systems, including PLCs, DCS, and PID controllers. Its high reliability, compact size, and robust design make it an ideal choice for applications in industries such as manufacturing, transportation, and energy production.

In summary, the Hongfa HF49FD/024-1H11G Power Relay is a high-performance, 24VDC, 5A, SPST component designed for industrial automation applications. Its compact size, robust design, and reliable contact performance make it an ideal choice for various control systems in industries such as manufacturing, transportation, and energy production.

The Hongfa HF49FD/024-1H11G power relay is a 24VDC, 5A, SPST (Single Pole Single Throw) device commonly used in various electrical applications. Let's discuss its pros and cons:

1. Reputation: Hongfa is a well-known brand in the power electronics industry, and their relays are known for their reliability and durability.

2. Versatility: These relays can be used in a wide range of applications, such as industrial automation, HVAC systems, and security systems, due to their 24VDC operating voltage and 5A maximum current rating.

3. Safety: The relay's SPST design ensures that the contacts are either fully closed or fully open, reducing the risk of arcing and potential safety hazards.

4. Availability: The HF49FD/024-1H11G relays are widely available from various distributors and retailers, making them easily accessible for customers.

1. Cost: Compared to some other relay brands and models, the Hongfa HF49FD/024-1H11G relays may be considered more expensive.

2. Manual operation: These relays are manual-operated, meaning they require external control signals to switch on or off.

3. Limited current capacity: With a maximum current rating of 5A, these relays may not be suitable for applications requiring higher current levels.

In conclusion, the Hongfa HF49FD/024-1H11G power relay offers a reputable brand, versatility, safety, and availability, but it may come at a higher cost and has a limited current capacity compared to other options.

If you're in need of a reliable, versatile, and safe power relay for your application and can accommodate the higher cost, the Hongfa HF49FD/024-1H11G power relay would be a good recommendation. However, if cost is a significant factor or your application requires higher current levels, it may be worth considering other options.

Details:

Reliable switching for low-to-medium power loads. Suitable for automated pcb assembly. Control boards and automation. Contact rating: 5.

High mechanical and electrical endurance. Low coil power consumption. Relay type: slim / low-profile power relay. Coil voltage : 24 vdc.

100 pcs HF49FD/024-1h11g Hongfa slim power relay 24vdc 5a spst 4-pin: condition: new, unused, original parts quantity: 3 pieces series: HF49FDmounting: pcb through-hole. Industrial electronics and Ito devices.: slim, compact design for space-constrained CBS. Key specifications: part number: HF49FD/024-1h11g.

Insulation: high dielectric strength per Hongfa data sheet. Typical applications: power supplies. Home appliances.

specifications genpurrelays:

• brand: Hongfa
• mpn: Hf49fd/024-1h11g
• type: Pcb Power Relay
• current type: Ac/dc
• contact configuration: Single Pole Single Throw
• coil voltage: 24 V
• current rating: 5 A
• number of pins: 4-pin
• country of origin: China

seller genpurrelays:

• rating: 100.0%
• city: mission viejo, california
• # reviews: 32

returns genpurrelays:

• policy: returns accepted
• paid by: buyer
• method: money back
• time: 30 days

offer genpurrelays:

• availability: in stock
• in stock #: 5
• started: february 6, 2026
• prices: $2.86–$99.00
• item condition:
  • New
  • Neu
  • New – Open box
• options: ship-to-home
• sold #: 18

general genpurrelays:

• category: Business & Industrial > Electrical Equipment Supplies > General Purpose Relays

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