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Item #:
199117582
2 Pack JD1914 Car Relay, 12V 40A, 5 Pin SPDT, Automotive Switches and Starters, Waterproof Relay for Boat Tractor Truck Motorcycle (2)
88% of respondents would recommend this to a friend
Item #:
199117582
XOF 8933
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
In stock
Imported from USA store
QTY:
Order now and get it around Friday, October 09
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Get reliable performance with our waterproof JD1914 Car Relay, engineered for durability in any vehicle.
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What Stands Out
High Current Capacity
With a robust 12V 40A rating, these relays are designed for heavy-duty applications, ensuring reliable performance and longevity in various automotive environments, including trucks, boats, and motorcycles.
Waterproof Design
The waterproof construction guarantees optimal functionality in harsh conditions, making them ideal for outdoor use and ensuring protection against rain, splashes, and moisture damage in your vehicle.
Versatile Compatibility
These 5-pin SPDT relays are suitable for various automotive applications, providing seamless integration with different systems for enhanced usability in tractors, motorcycles, and other vehicles.
Product Details
| Connector Type | Plug-In |
| Contact Type | Normally Closed, Normally Open |
| Current Rating | 40 A |
| Mounting Type | Plug In Mount |
| Operation Mode | Automatic |
| Wattage | 1600 Milliwatts |
| Coil Voltage | 12 volts_of_direct_current |
| Contact Current Rating | 40 A |
| Minimum Switching Voltage | 12 volts_of_direct_current |
| Specification Met | CE |
| Brand Name | Weasch |
| Number of Items | 1 |
| Included Components | JD1914 1C3G |
| Manufacturer | Weasch |
| Model | JD1914 1C3G |
| Part Number | 820-012-1C3G |
| Contact Material | Silver Alloy |
| Item Weight | 0.4 lbs (180 grams) |
What's in the box
JD1914 1C3G
Who Should Buy?
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Automotive Enthusiasts
Ideal for DIY car projects, enhancing wiring systems for better performance and reliability in vehicles.
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Marine Use
Perfect for boats needing waterproof relays for safe and reliable electrical connections in harsh conditions.
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Heavy Machinery
Beneficial for tractors and trucks requiring robust, high-current relays for starting and operational switches.
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Low-Current Applications
Not suitable for devices requiring less than 12V or 40A, leading to inefficiency and potential damage.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What are the specifications of the JD1914 Car Relay?
Answer: The JD1914 Car Relay is designed with a 12V voltage rating and a 40A current capacity, making it suitable for a variety of automotive applications. It features a 5-pin SPDT configuration which allows for both switching and control operations. This relay is also waterproof, providing enhanced durability and reliability for use in harsh environments, such as boats, tractors, and motorcycles. -
Question:
How do I install the JD1914 Car Relay in my vehicle?
Answer: Installing the JD1914 Car Relay involves connecting the appropriate pins based on your vehicle's wiring schematic. Start by identifying the relay terminals: the input terminal connects to the power source, the control terminal connects to your switch, and the output terminal is connected to the device you wish to control. Proper installation ensures robust functioning and efficient control over your automotive applications, enhancing performance and safety. -
Question:
Can I use the JD1914 Car Relay for my boat?
Answer: Yes, the JD1914 Car Relay is specifically designed to be waterproof, making it an excellent choice for marine applications. It can be used to control various functions onboard, such as lighting, bilge pumps, or electrical motors. Its durable construction ensures reliable performance even in wet conditions, providing peace of mind for boaters. -
Question:
What is the difference between SPDT and DPDT relays?
Answer: SPDT (Single Pole Double Throw) relays, like the JD1914, have one input and two output options, allowing you to switch between two circuits. In contrast, DPDT (Double Pole Double Throw) relays can control two separate circuits simultaneously. Choosing the right type depends on your specific needs; for example, SPDT is suitable for simpler switching tasks in your vehicle or machinery. -
Question:
Is the JD1914 Relay suitable for high-performance automotive applications?
Answer: Absolutely! The JD1914 Relay is rated for 40A, making it well-suited for high-performance automotive applications that require robust power management. It can be used effectively for powering additional accessories, such as racing lights or electric fuel pumps, that need reliable and high-current operation without failure. -
Question:
How does the waterproof feature of the JD1914 Relay enhance its durability?
Answer: The waterproof feature of the JD1914 Relay helps protect its internal components from moisture, dirt, and corrosion, which are common causes of failure in relays used in harsh environments. This durability is essential for vehicles exposed to water or dust, such as off-road trucks and marine vessels, ensuring long-lasting, reliable performance in challenging conditions. -
Question:
Can I use multiple JD1914 Relays in my system?
Answer: Yes, using multiple JD1914 Relays in a single system is quite common, especially for complex automotive setups. You can wire each relay to control different functions, such as lights, motors, or HVAC systems, providing efficient power management in your vehicle. Just ensure that your power source can handle the combined current load for safe operation. -
Question:
What applications other than automotive can the JD1914 Relay be used for?
Answer: Besides automotive applications, the JD1914 Relay can also be utilized in various industrial and solar power settings for controlling motors, pumps, and lighting systems. Its robustness makes it a versatile choice for any environment where reliable switching is required, such as agricultural equipment, construction machinery, or DIY electronics projects. -
Question:
How do I know if the JD1914 Relay is compatible with my vehicle?
Answer: To determine if the JD1914 Relay is compatible with your vehicle, check your vehicle’s electrical system specifications for relay ratings and pin configurations. If your vehicle uses a 12V system and requires a SPDT relay of similar amperage for switches or starters, this relay will likely be a suitable match, enhancing your vehicle's operational functionality. -
Question:
Where can I buy 2 Pack JD1914 Car Relay in Guinea-Bissau?
Answer: You can purchase the 2 Pack JD1914 Car Relay from Ubuy in Guinea-Bissau. Ubuy offers a reliable selection of automotive relays, ensuring you find the right products for your needs. With their user-friendly platform, you can easily compare different items and read customer reviews to make an informed decision.
Weasch Accessory Power Editorial Review
4 Pack Car Relay, 12V 40A, 5 Pin SPDT, Automotive Switches and Starters, Waterproof Relay for Boat Tractor Truck Motorcycle (4); This automotive relay is highly valued for its versatility and reliable performance, making it a great choice for both everyday automotive needs and specialized applications. With a maximum current rating of 40A and automatic operation mode, it seamlessly integrates into various electrical systems, including starter circuits and latching circuits. Users have praised its ease of installation and direct fitment, leading to a hassle-free experience, as highlighted in reviews. Despite its robust design, understanding proper usage is essential for maximizing longevity and performance.
Customer Reviews & Ratings
75 customers ratings
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5 Star
85%
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4 Star
6%
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3 Star
4%
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2 Star
1%
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1 Star
4%
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Pros
- High current rating of 40A for various applications
- Easily plugs in, providing direct fitment
- Compatible with automotive and marine systems
- Waterproof design enhances durability
- Widely recommended for motorcycle upgrades
Cons
- Complex usage might confuse some first-time users
Platform Trust & Buyer Confidence
JK
Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
AG
Anke
Verified buyer
“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
10 September 2026 · via Trustpilot
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Verified buyer
“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
10 September 2026 · via Trustpilot
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Opaleye
Verified buyer
“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
AC
Adele
Verified buyer
“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
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XOF 8933
Order now and get it around Friday, October 09
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Features & Benefits
- Includes 2 high-performance JD1914 Car Relays.
- Rated for 12VDC and max operating current of 40A.
- SPDT contact type ensures versatile use.
- 5 pins for easy installation in various applications.
- Waterproof design, perfect for boats, tractors, trucks, and motorcycles.
- Made with quality Ag Alloy for reliable contact material.
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