What is a 4-Pin Relay and how does it work?

A 4-Pin Relay is an electromechanical switch that allows you to control a high-power load with a low-power signal. It consists of four terminals: two for the coil control circuit and two for the switching circuit. When a voltage is applied to the coil pins, it energizes the relay, closing the circuit for the load. This makes it ideal for automotive, boat, and truck applications where managing high current is necessary without risking damage to the main control circuit.

Can I use the 12V 40A Relay for both automotive and marine applications?

Yes, the 12V 40A Relay is suitable for both automotive and marine applications. It is designed to handle high currents typically found in cars and boats, making it versatile for controlling lights, horns, and motors. Whether you're integrating it into your car's electrical system or using it on a boat, this relay ensures reliable performance in demanding environments, ensuring longevity and operational safety.

What does SPST stand for in the context of this relay?

SPST stands for Single Pole Single Throw. This type of relay has one input and one output, functioning as a simple on/off switch. It is ideal for controlling straightforward devices where you only need to complete or break a circuit. This is particularly useful in scenarios like turning on headlights or activating a starter motor in vehicles.

How do I install the 4-Pin Relay in my vehicle?

Installing a 4-Pin Relay involves connecting the pin labeled 'coil' to a power source and the ground, while connecting the load to the common and normally open (or closed) pins. It's crucial to consult your vehicle's electrical schematics for specific wiring instructions. Proper installation ensures that your electrical components operate without faults while maximizing the life of your relay by avoiding overheating.

What are common applications for the 12V 40A Relay?

Common applications for the 12V 40A Relay include operating electric fans, controlling lighting systems, and engaging starter motors in vehicles. In boat settings, they can be used to activate pumps and navigation lights. This relay's ability to manage high current loads makes it a key component in ensuring these essential systems function effectively, enhancing both safety and convenience in your automotive or marine setup.

Is the 4-Pin Relay suitable for use with LED lights?

Yes, the 4-Pin Relay is suitable for use with LED lights. It can manage the current required for LED lighting systems, ensuring stable and reliable operation. When installing LED lights, this relay helps prevent flickering and ensures a consistent power supply, which is especially important as LEDs can be sensitive to electrical fluctuations.

What is the maximum load that the 12V 40A Relay can handle?

The 12V 40A Relay can handle a maximum load of 40 amps at 12 volts, which makes it suitable for a wide range of heavy-duty applications. This high capacity allows it to control larger electrical loads, such as automotive cooling fans, high-powered lights, or motors, without being overloaded, ensuring reliable performance over extended use.

Can I use this relay for custom automotive wiring projects?

Absolutely! The 12V 40A Relay is perfect for custom automotive wiring projects. Its universal fit allows you to integrate it into various setups, whether you're building a custom lighting system or a complex auxiliary power unit. These relays provide a reliable way to manage higher voltages and currents in modifications, helping ensure your projects are both efficient and safe.

Where can I buy Relay 12V 40A for Car Automotive Boat Truck?

You can purchase the Relay 12V 40A for car, automotive, boat, and truck applications at Ubuy in Philippines. This platform offers a variety of electronic components, including high-quality relays, simplifying your search for essential automotive parts and enhancing your shopping experience.

Are these relays sold individually or in packs?

These relays are sold in packs, specifically a pack of four. Purchasing in bulk is economical and ensures that you have spare relays on hand for multiple applications or future projects. This is particularly beneficial for those involved in automotive repairs or custom builds, allowing easy replacements or upgrades without needing to reorder frequently.

How to Shop Relay 12V 40A for Car Automotive Boat Truck, 4-Pin Online From Ubuy?

It’s easy to shop Relay 12V 40A for Car Automotive Boat Truck, 4-Pin online from Ubuy. You just have to search for the product, choose your shipping method while checking out and get it delivered to your location.

Is Relay 12V 40A for Car Automotive Boat Truck, 4-Pin Available to Shop Online in Philippines?

Yes, at Ubuy Philippines this product is available for you to shop at a reasonable price. The Relay 12V 40A for Car Automotive Boat Truck, 4-Pin is not available locally but you can trust us with our express shipping services.

How Long Does It Take to Get Product After Placing the Order?

The delivery time of your ordered product varies as per what you've ordered and the shipping method that you've chosen. The estimated delivery time is mentioned during the checkout process, so be carefree while shopping.

AICARS

Relay 12V 40A for Car Automotive Boat Truck, 4-Pin Relay SPST Universal Fit Car Fuse Starter Relay Switch Power- Pack of 4

Best replacement relay for your car to turn/off electronic application

AICARS

Item #: 77940036

Relay 12V 40A for Car Automotive Boat Truck, 4-Pin Relay SPST Universal Fit Car Fuse Starter Relay Switch Power- Pack of 4

89% of respondents would recommend this to a friend

Item #: 77940036

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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

High Capacity

Handle up to 40A with ease, ensuring reliable performance for automotive and marine applications, making it ideal for starters, lights, and power distribution.

Universal Fit

Designed as a standard 4-pin SPST relay, it is compatible with most vehicles and convenient for DIY projects, providing versatility for various installations.

Pack of 4

Cost-effective bundle offering four relays, perfect for multiple applications or replacements in cars, trucks, and boats, ensuring you have spares on hand when needed.

Product Details

Connector Type	Surface Mount
Contact Type	Normally Open
Current Rating	40 A
Mounting Type	Surface Mount
Operation Mode	Automatic
Wattage	480 watts
Coil Voltage	12 volts_of_direct_current
Contact Current Rating	40 A
Minimum Switching Voltage	12 volts_of_direct_current
Contact Material	Silver Nickel Oxide
Brand Name	AICARS
Number of Items	4
Manufacturer	AICARS
Part Number	AL202431-1
Specification Met	IEC/EN 60947
Item Weight	0.5 lbs (230 grams)

Who Should Buy?

Automotive Enthusiasts
Ideal for DIY vehicle projects, providing reliable power control for various automotive applications and accessories.
Boat Users
Perfect for boat users needing to control high-power electronics and systems efficiently with minimal installation hassle.
Heavy-Duty Trucks
Suitable for heavy-duty trucks requiring robust relays to handle high-powered electrical systems and starter functions.

Casual Users
Not recommended for users unfamiliar with electrical systems, as incorrect installation may lead to malfunctions or damage.

Product Description

Relay 12V 40A for Car Automotive Boat Truck, 4-Pin Relay SPST Universal Fit Car Fuse Starter Relay Switch Power- Pack of 4

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Customer Questions & Answers

Question: How to Shop Relay 12V 40A for Car Automotive Boat Truck, 4-Pin Online From Ubuy?

Answer: It’s easy to shop Relay 12V 40A for Car Automotive Boat Truck, 4-Pin online from Ubuy. You just have to search for the product, choose your shipping method while checking out and get it delivered to your location.
Question: Is Relay 12V 40A for Car Automotive Boat Truck, 4-Pin Available to Shop Online in Philippines?

Answer: Yes, at Ubuy Philippines this product is available for you to shop at a reasonable price. The Relay 12V 40A for Car Automotive Boat Truck, 4-Pin is not available locally but you can trust us with our express shipping services.
Question: How Long Does It Take to Get Product After Placing the Order?

Answer: The delivery time of your ordered product varies as per what you've ordered and the shipping method that you've chosen. The estimated delivery time is mentioned during the checkout process, so be carefree while shopping.

AICARS Accessory Power Editorial Review

Relay 12V 40A for Car Automotive Boat Truck is a versatile solution designed for efficient operation in automotive applications. This universal fit relay features a normally open contact type and can handle a current rating of 40 A, making it suitable for various high-power devices in cars, boats, and trucks. With a coil voltage of 12 volts DC, it operates automatically and meets IEC/EN 60947 specifications, ensuring reliability and safety. Users appreciate its easy installation due to the surface mount design, which facilitates smooth integration into different systems, providing a robust power switch option for anyone looking to replace old relays or add new functionality.

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Pros

Handles up to 40A current for high power devices
Surface mount design allows for easy installation
Normally open contact type for versatile use
Reliable silver nickel oxide contact material
Automatically operates for efficient performance

Cons

Limited to 12V applications only

Product Price History

Important information

Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

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Features & Benefits

High quality car relay with silver alloy pins and pure copper coils
Stable and sensitive contacts to resist contact bonding
Perfect for cars and motorcycles
Widely used for various applications like car alarms, headlights, trunk releases, and more
Compact dimension: 6.2x2.6x2.2cm
Package includes 4pcs of car relays

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Relay 12V 40A for Car Automotive Boat Truck, 4-Pin Relay SPST Universal Fit Car Fuse Starter Relay Switch Power- Pack of 4

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Free Return*

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100% Original Products

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Product Details

Who Should Buy?

Product Description

Customer Questions & Answers

AICARS Accessory Power Editorial Review

Customer Reviews & Ratings

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Pros

Cons

Product Price History

Important information

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