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Item #:
2155169
ORIGINAL ENGINE MANAGEMENT DJS3 Black 2-Way Normally Open Mechanical Plunger Switch
88% of respondents would recommend this to a friend
Item #:
2155169
FJD 56
Price Details
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Imported from USA store
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Order now and get it around Friday, September 11
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What Stands Out
Reliable Performance
The DJS3 switch ensures consistent operation in demanding environments, offering dependable functionality for various engine management applications.
Durable Design
Crafted with high-quality materials, this mechanical plunger switch is built to withstand wear and tear, enhancing longevity and performance in automotive setups.
Versatile Applications
Ideal for multiple automotive systems, the DJS3 switch's normally open feature allows for flexible installation in various engine management configurations.
Product Details
| Operation Mode | ON-OFF |
| Contact Type | Normally Open |
| Connector Type | Screw Terminals |
| Brand | ORIGINAL ENGINE MANAGEMENT |
| Switch Type | Mechanical |
| Terminal | Physical |
| Material | Brass |
| Item dimensions L x W x H | 2.81 x 1.56 x 1.38 inches (7.1 x 4 x 3.5 cm) |
| Circuit Type | 2-way |
| Mounting Type | Door Mount |
Who Should Buy?
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Automotive Enthusiasts
Ideal for car lovers who need a reliable switch for custom applications and modifications in their vehicles.
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DIY Projects
Great for hobbyists working on DIY electrical projects requiring a simple and effective push-button switch.
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Industrial Applications
Suitable for use in industrial settings where a mechanical plunger switch is needed for machinery operation.
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Home Automation
Not suitable for smart home systems requiring electronic switches or compatibility with automated home technologies.
Product Description
ORIGINAL ENGINE MANAGEMENT DJS3 Black 2-Way Normally Open Mechanical Plunger Switch
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What is the DJS3 Black 2-Way Normally Open Mechanical Plunger Switch used for?
Answer: The DJS3 Black 2-Way Normally Open Mechanical Plunger Switch is primarily used in various applications where a momentary push-button action is required. This switch features a rolling design that allows it to respond effectively to physical pressure, thus enabling functions like activating alarms, controlling motors, or managing lighting systems. Due to its versatility, you'll commonly find it in machinery control panels, arcade games, and home automation projects. -
Question:
How does the DJS3 Black 2-Way Normally Open Mechanical Plunger Switch work?
Answer: This switch operates on a simple mechanism where pressing the plunger closes the circuit, allowing current to flow through. When the button is released, the circuit opens again. The normally open design means that it only conducts electricity while actively pressed. This functionality is ideal for situations requiring temporary activation, such as momentary switches in gaming or start/stop controls in equipment. -
Question:
What are the dimensions of the DJS3 Black 2-Way Normally Open Mechanical Plunger Switch?
Answer: The DJS3 switch has compact dimensions, making it suitable for various installation environments. It typically measures around 19mm in height and 12mm in diameter for the plunger. This small form factor allows it to be easily integrated into tight spaces within electronic devices, panel boards, or custom control setups, ensuring that it can fit without requiring excessive modification to the surrounding structure. -
Question:
Is the DJS3 Black 2-Way Normally Open Mechanical Plunger Switch suitable for outdoor use?
Answer: While specifically designed for indoor applications, the DJS3 Black 2-Way switch may not be ideal for outdoor use unless housed in a weatherproof enclosure. Exposure to moisture or extreme temperatures can affect the switch's longevity and performance. If you require a switch for outdoor applications, consider sourcing models that are rated for environmental resistance, ensuring reliability in various weather conditions. -
Question:
What materials are used in the DJS3 Black 2-Way Normally Open Mechanical Plunger Switch?
Answer: The DJS3 switch is typically constructed from durable materials, including high-quality plastic for the housing and robust metal contacts within the mechanism. This combination ensures a long life and reliable performance under regular use. The black finish not only enhances aesthetics but also provides a level of durability against wear and tear, making it suitable for both hobbyist and industrial applications. -
Question:
Can I use the DJS3 Black 2-Way Normally Open Mechanical Plunger Switch with a microcontroller?
Answer: Yes, the DJS3 Mechanical Plunger Switch is compatible with microcontrollers like Arduino and Raspberry Pi. It can be connected to digital input pins, allowing for the detection of button presses in various DIY projects. For instance, by wiring this switch to a microcontroller, users can create interactive projects like remote-controlled devices or simple sensor systems, enabling creative and educational applications in electronics. -
Question:
What is the electrical rating of the DJS3 Black 2-Way Normally Open Mechanical Plunger Switch?
Answer: The DJS3 switch is rated for low-voltage applications, typically handling currents of up to 3A at 125VAC. This makes it suitable for various electronic circuits and devices, particularly in light-duty applications. When designing circuits that utilize this switch, ensure that you do not exceed these electrical ratings to maintain the integrity of the switch and ensure safe operation within your projects. -
Question:
What makes the DJS3 Black 2-Way Normally Open Mechanical Plunger Switch different from other switches?
Answer: The unique feature of the DJS3 switch lies in its normally open design and mechanical plunger mechanism, which provides a tactile feedback experience when pressed. Unlike passive switches, this design allows for precise control and response, making it especially suitable for applications requiring immediate action, such as in arcade machines or emergency stop buttons. Its reliability and compact size set it apart in versatile applications. -
Question:
Can I integrate the DJS3 switch into my DIY electronics project?
Answer: Absolutely! The DJS3 Black 2-Way Normally Open Mechanical Plunger Switch is an excellent addition to any DIY electronics project. Its straightforward push-button functionality enables you to create interactive elements in projects like custom gaming controllers, automated lighting controls, or even robotics. By connecting it to a circuit, you can easily enhance the user interface and create responsive systems that react to user interactions. -
Question:
Where can I buy the DJS3 Black 2-Way Normally Open Mechanical Plunger Switch in Fiji?
Answer: You can purchase the DJS3 Black 2-Way Normally Open Mechanical Plunger Switch from Ubuy, which offers a convenient online shopping experience. Ubuy provides a wide selection of electronic components and tools and is known for reliable service. Simply visit their website and search for the DJS3 switch to find the product you need.
ORIGINALENGINEMANAGEMENT Door Jamb Editorial Review
The DJS3 Door Jamb Switch has received mixed reviews from customers. Some users found the switch very easy to install and noted that it worked fine. They praised the fit and function of the product, mentioning that it resolved issues with their dome light and adjusted correctly when the doors closed. However, there were also complaints about the switch not fitting properly in certain vehicle models, such as the 1995 F150, with some users noting that the threads were the wrong size. Additionally, there were reports of the switch malfunctioning after only a couple of months of use. Overall, the DJS3 Door Jamb Switch seems to be a convenient solution for some customers, effectively addressing issues with dome lights and adjusting when doors close. However, potential buyers should be cautious about compatibility with their specific vehicle models to avoid any fitting issues. **
Customer Reviews & Ratings
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Pros
- Easy to install
- Worked fine for some users
- Self-adjusting design when doors close
Cons
- Malfunction reported after a few months of use
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“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
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FJD 56
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Features & Benefits
- Original Engine Management program ensures original equipment quality
- Tin-plated and solid brass terminals for conductivity
- Door Jamb Switches match OE form, fit, and function
- Corrosion resistant housings for durability
- Package Dimensions: 7.874 H x 8.128 L x 8.128 W (centimeters)
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