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Item #:
14503109
Screw Terminal Block Kit 5mm Pitch 2, 3, 4 Pole (40 pcs) By QSU
Item #:
14503109
NZD 41
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Imported from USA store
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Order now and get it around Sunday, August 30
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High-quality screw terminal blocks with 5mm pitch/pin spacing to match standard breadboard spacing
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What Stands Out
Versatile Connectivity
This kit includes 2, 3, and 4 pole terminal blocks, ensuring versatile connectivity options for various electrical projects and installations.
High-Quality Construction
Constructed from durable materials, these terminal blocks provide reliable and long-lasting performance in both residential and commercial electrical applications.
Easy Installation
Designed for quick and easy installation, the screw terminals allow for secure and efficient wiring, minimizing installation time and enhancing user convenience.
Product Details
| Current Rating | 8 A |
| Connector Type | Screw |
| Number Of Contacts | 40 |
| Mounting Type | PCB Mount |
| Voltage | 250 volts |
| Number Of Poles | 4 |
| Number of Positions | 40 |
| Material Type | Copper |
| Color | Green |
| Pitch | 5 millimeters |
| Gauge | 26 to 14 AWG |
| Brand Name | QSU |
| Model | 5mmK |
| Manufacturer | QSU |
| Unit Count | 40 Count |
| Part Number | 5mmK |
| Item Pitch | 5 millimeters |
| Material | Copper |
| Brand | QSU |
| Item Weight | 0.41 lbs (190 grams) |
Who Should Buy?
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DIY Electronics Hobbyists
Perfect for enthusiasts working on various electronic projects that require secure and reliable connections.
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Electrical Technicians
Ideal for technicians needing to connect wires efficiently in residential or industrial applications.
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Prototype Development
Useful for engineers and developers looking to create prototype circuits that require quick and flexible connections.
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Heavy Duty Use
Not suitable for high-power applications where heavy-duty terminals are required for safety and reliability.
Product Description
Screw Terminal Block Kit 5mm Pitch 2, 3, 4 Pole (40 pcs) By QSU
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is a Screw Terminal Block Kit used for?
Answer: A Screw Terminal Block Kit is primarily used for connecting electrical wires securely. It features screw terminals that allow for consistent and reliable connections, making it ideal for a variety of projects, including DIY electronics, automotive applications, and home appliances. The 5mm pitch on this kit accommodates multiple wire sizes, ensuring versatility. For instance, you can use it to connect wires within control panels or for lighting setups, providing a tidy and organized installation. -
Question:
What does '5mm pitch' mean in relation to terminal blocks?
Answer: '5mm pitch' refers to the distance between the centers of adjacent terminals in the block. This spacing is significant because it influences how wires are managed and the overall layout of your connections. A 5mm pitch ensures that the blocks are compact enough for tight spaces while still offering enough room for various wire gauges. This measurement is particularly advantageous in projects with limited real estate, such as miniature robots or compact electronic devices. -
Question:
How many poles does this kit include, and what does that mean?
Answer: The Screw Terminal Block Kit includes different configurations: 2, 3, and 4 pole options. Each pole corresponds to a connection point for wires, which means you can connect a varying number of wires in a single block. This flexibility makes it suitable for different applications, whether you’re building a circuit with multiple inputs or creating a parallel connection in your home or automotive projects. For example, the 4-pole blocks can handle more complex wiring, while 2-pole blocks are great for simple applications. -
Question:
Is this Screw Terminal Block Kit suitable for high current applications?
Answer: The suitability of this Screw Terminal Block Kit for high current applications depends greatly on the specific wire size and electrical load it is used with. While it is designed for standard uses in low to moderate power applications, you should check the specifications of both the terminals and wires to ensure safety and efficiency. For instance, using this kit with appropriately rated wires in LED lighting or small motor applications would yield optimal results. -
Question:
Can I use these terminal blocks for PCB connections?
Answer: Yes, you can use these Screw Terminal Blocks for PCB (Printed Circuit Board) connections, especially in projects where maintaining a temporary or semi-permanent connection is necessary. These blocks facilitate easy swapping and adjustments without soldering directly to the board. This is particularly useful for prototyping or in test circuits, where components may need to be changed frequently. Ensure that the pitch aligns with your PCB's design to maintain connectivity. -
Question:
How is the installation of a Screw Terminal Block Kit performed?
Answer: To install a Screw Terminal Block, begin by stripping the insulation off the wire ends to expose the copper. Insert the stripped wires into the terminal slots, and then use a screwdriver to tighten the screws, securing the wires in place. This mechanism ensures a solid connection while allowing for easy disconnection if adjustments are needed. For detailed projects, consider labeling the connections to avoid confusion during assembly or maintenance phases. -
Question:
Are these terminal blocks insulated?
Answer: Yes, the terminal blocks in this kit are typically made from insulated materials designed to prevent unwanted electrical contact. This insulation is crucial for safety, as it reduces the risk of accidental shorts and potential electric shocks. When assembling your projects, always ensure that the terminals are properly insulated, particularly if they will be exposed to the environment or near other conductive materials. -
Question:
What materials are the terminal blocks made of?
Answer: The Screw Terminal Blocks are generally made from durable plastic for insulation, while the screws and internal connections are usually copper or a copper alloy for excellent conductivity. The combination of materials ensures that these blocks can handle electrical connections effectively while withstanding heat generated by current flow. This durability is essential for extended use in projects ranging from lighting to power distribution. -
Question:
What are common use cases for the QSU Screw Terminal Block Kit?
Answer: The QSU Screw Terminal Block Kit is versatile and can be used in various applications, such as DIY electronics projects, custom wiring for automotive systems, and home appliance connections. You might use it when building a custom circuit, connecting sensors in a smart home setup, or refurbishing older equipment. This kit's range of pole configurations accommodates multiple wiring needs, making it a preferred choice for hobbyists and professionals alike. -
Question:
Where can I buy the Screw Terminal Block Kit 5mm Pitch 2, 3, 4 Pole 40 pcs by QSU in New Zealand?
Answer: You can purchase the Screw Terminal Block Kit 5mm Pitch 2, 3, 4 Pole 40 pcs by QSU through Ubuy, a reliable online platform that offers a wide range of electronic components. Ubuy provides convenient shopping options and efficient service to ensure that you receive the exact product you need for your projects.
QSU Screw Editorial Review
The Screw Terminal Block Kit by QSU is a set of 40 2, 3, and 4 pole block kits equipped with 5mm pitch that connects wires easily while building electronic circuits. However, it won't span the centerline gap of a breadboard. Although there were issues with the pin thickness and length, the newer version with a thinner and shorter pin fits with a snug fit on most standard breadboards. But, some individuals might find the fit too tight. In terms of performance, the terminal blocks function well and have a 10 Amp 250 Volt maximum rating. The 5mm leg spacing is ideal for .100 spacing boards. However, those needing higher ratings will need to look for alternate products. The terminal blocks worked efficiently for connecting sensor leads to the board and held the AC wires well.
Customer Reviews & Ratings
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Pros
- Comes with 40 2, 3, and 4 pole terminal blocks
- 5mm pitch spacing fits most standard breadboards
- Functions effectively and holds AC wires well
Cons
- Pins might have an issue with fitting standard breadboards for some individuals
Platform Trust & Buyer Confidence
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Ranee
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“Paint ordered from USA, u buy got the product to me in New Zealand in approx a week”
22 July 2026 · via Trustpilot
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“very speedy delivery,tracking info was superb-best experikence ever!!!”
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“Love what I received and ordered found that usa clothes are more better quality and look better than the same clothes in my country but are harder to find here recommend ubuy 100%”
22 June 2026 · via Trustpilot
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Dneah
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“Product came earlier than expected (shipped from US to NZ), in about 3 weeks. No damages and product was exactly as advertised!”
15-Jul-26 · via Trustpilot
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Tania
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“Easy to order, easy to track and the product is great to use. Also, the person-to-person (not automated) phone call I got to confirm that I'd received the item was wonderful ??”
11-Jul-26 · via Trustpilot
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NZD 41
Order now and get it around Sunday, August 30
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Features & Benefits
- Accepts wire sizes from 26 to 14 AWG
- UL rated for 8 Amps & 250 Volts
- Interlocking grooves for custom-length connectors
- Includes 25pcs - 2 pole; 10pcs - 3 pole; and 5pcs - 4 pole connectors
- Can be soldered into printed circuit boards
- Made in China
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