VF4A-11F21-Z66 QXNASU Relay

Review QXNASU 1pc 12vdc Automotive Relay 4pins 40/30a Same As

The QXNASU VF4-15F11-Z31 is a high-performance 12VDC relay designed for various automotive and industrial applications. This 1-piece relay comes with the model number 445019421454 and is equipped with a 4-pin configuration, making it a versatile option for controlling heavy loads.

The VF4-11F21-Z66 variant of this relay is its counterpart, sharing the same functionality but with a different pinout configuration. Both relays have a switching capacity of 40A at 25 C and 30A at 85 C, ensuring reliable operation even under heavy loads.

This 12VDC relay features a vacuum relay mechanism, ensuring a fast and reliable switching action. With a coil resistance of 300 and a contact resistance of less than 0.5 , it offers a quick response time and minimal contact wear. The relay also has a maximum operating temperature of 105 C and a maximum ambient temperature of 55 C, making it suitable for various environments.

The QXNASU VF4-15F11-Z31 is an excellent choice for applications requiring the switching of heavy loads, such as powering accessories in vehicles, industrial machinery, and HVAC systems. Its robust construction, combined with its reliable switching performance, makes it a popular option among professionals and hobbyists alike.

In summary, the QXNASU 445019421454 1pc VF4-15F11-Z31 is a high-quality 12VDC 4-pin relay with a switching capacity of 40/30A. It features a vacuum relay mechanism, fast response time, and a wide operating temperature range, making it a versatile and reliable solution for various applications.

A Detailed Analysis of the QXNASU VF4-15F11-Z31 12VDC Relay (4Pins, 40/30A, VF4A-11F21-Z66)

The QXNASU VF4-15F11-Z31 is a 12VDC, 4-pin, 40/30A relay. In this analysis, we will discuss its key features, pros, cons, and provide a conclusive recommendation.

1. Voltage: 12VDC

2. Current: 40A coil, 30A contact

3. Number of Contacts: 4

4. Mounting: PCB or DIN rail mounting

5. Operating Temperature: -40 C to 85 C

1. Suitable for heavy current applications

2. Compact size, making it ideal for space-constrained installations

3. Can be mounted on a PCB or DIN rail

4. Operates efficiently over a wide temperature range

1. Higher power consumption due to its larger coil current

2. Requires a larger space for installation compared to smaller relays

The QXNASU VF4-15F11-Z31 is a reliable and robust 12VDC relay suitable for heavy current applications. Its wide temperature range and versatile mounting options make it an excellent choice for various industrial and automotive applications. However, its larger size and higher power consumption might be drawbacks for some users.

If you require a reliable and heavy-duty relay for your project, the QXNASU VF4-15F11-Z31 is an excellent choice. Its robust design, wide temperature range, and versatile mounting options make it a valuable asset for many applications. However, consider your specific requirements, including space constraints and power consumption, before making a final decision. If you have less demanding applications, a smaller and lower power consumption relay might be a better fit.

Details:

1pc VF4-15F11-Z31 12vdc automotive relay 4 pins 40/30a same as VF4A-11F21-Z66:: contact type normally open, current rating 30 amps, connector screw, mounting din rail mount, material copper.

specifications genpurrelays:

• brand: Qxnasu
• contact type: Normally Open
• current rating: 30 Amps
• connector type: Screw
• mounting type: Din Rail Mount
• contact material: Copper
• upc: 445019421454

payments genpurrelays:

• wallet: paypal
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shipping genpurrelays:

• transit: 3-9 days
• service: standard
• type: fixed
• class: standard

seller genpurrelays:

• # reviews: 3624
• rating: 99.3%
• city: denver, colorado

returns genpurrelays:

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

offer genpurrelays:

• sold #: 13
• availability: in stock
• options: ship-to-home
• started: march 9, 2026
• quantity: 1

general genpurrelays:

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