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- Kester 44 Solder Wire, 60/40 0.025, RMA Rosin...
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Item #:
219539655
Kester 44 Solder Wire, 60/40 0.025, RMA Rosin, 3/4-ounce Tube
90% of respondents would recommend this to a friend
Item #:
219539655
SCR 314
Price Details
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Order now and get it around Friday, September 18
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Excellent solderability for a variety of metallizations with non-corrosive and non-conductive residue.
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What Stands Out
High Quality Composition
Kester 44’s 60/40 tin-lead ratio offers excellent soldering performance with superior electrical connections, ensuring longevity and reliability in projects.
Easy Application
The 0.025-inch diameter facilitates precision work in intricate soldering tasks, perfect for electronics enthusiasts and professionals alike seeking efficiency and accuracy.
Convenient Packaging
Packed in a 3/4-ounce tube, this solder wire is portable and easy to store, making it ideal for both workshop and field use without compromising quality.
Product Details
| Brand Name | Kester |
| Manufacturer Part Number | Kester 24-6040-0018 |
| Unit Count | 1 Count |
| Number of Packs | 1 |
| Manufacturer | Kester |
| Upper Temperature Rating | 371 °C |
| Brand | Kester |
| Item Weight | 0.2 lbs (90 grams) |
Who Should Buy?
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Hobbyist Electronics
Ideal for hobbyists working on small electronic projects, ensuring reliable soldering and ease of use.
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Professional Repairs
Great for technicians performing electronic repairs, providing excellent joint strength and quality for critical applications.
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Precision Soldering
Perfect for users needing precise solder applications, thanks to its small diameter and high-quality rosin core.
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Heavy-Duty Work
Not suitable for heavy-duty soldering projects requiring thicker wire or higher melting point materials.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What is Kester 44 Solder Wire commonly used for?
Answer: Kester 44 Solder Wire is primarily used for electronics soldering, particularly in circuit board assembly and repair. This solder is favored for its excellent flow and wetting characteristics, which ensures strong, reliable connections. For example, hobbyists might use it for building DIY electronics projects, while professionals may rely on it for industrial applications requiring precision and durability. -
Question:
What does 60/40 mean in Kester 44 Solder Wire?
Answer: The designation 60/40 refers to the alloy composition of the solder, which is 60% tin and 40% lead. This specific ratio provides a perfect balance of melting point and mechanical strength, making it ideal for various soldering tasks. For instance, electronics technicians prefer this ratio for a reliable joint that is easy to work with, especially when joining copper and other metals in PCB designs. -
Question:
What is RMA rosin, and why is it important in solder wire?
Answer: RMA rosin, or Rosin Mildly Activated, is a type of flux used in soldering to enhance the flow of solder and improve adhesion. It helps remove oxidation from metal surfaces and protects against future corrosion. Using Kester 44 with RMA flux is essential for achieving clean solder joints, making it suitable for applications in electronics, automotive repair, and appliance manufacturing where reliability is key. -
Question:
What gauge is the Kester 44 Solder Wire, and how does it affect usage?
Answer: Kester 44 Solder Wire is available in a 0.025-inch gauge, which is ideal for delicate soldering tasks. This smaller diameter allows for greater precision when working on fine pitch components in electronics. It is particularly beneficial for soldering microchips and surface mount devices, ensuring that you can apply solder exactly where needed without bridging connections. -
Question:
Can Kester 44 Solder Wire be used for lead-free applications?
Answer: Kester 44 Solder Wire is specifically designed with a lead-based alloy (60/40), and while it may not be suitable for lead-free projects, Kester does offer alternative lead-free solder options. Lead-free solder is favored for environmental and health reasons in many industries. If you're working in a lead-free context, consider looking for a Kester lead-free product that meets those needs. -
Question:
How should I store Kester 44 Solder Wire for optimal performance?
Answer: To maintain the quality of Kester 44 Solder Wire, it should be stored in a cool, dry environment, away from direct sunlight. Keeping the solder in its original packaging until needed helps prevent contamination and oxidation. Proper storage ensures that you can achieve optimal flow and performance when soldering, especially for detailed electronic projects or repairs. -
Question:
Is Kester 44 Solder Wire safe to use?
Answer: Yes, Kester 44 Solder Wire is generally considered safe to use, provided that safe soldering practices are followed. This includes adequate ventilation during use to avoid inhaling fumes and wearing protective gear to shield against any potential contact with molten solder. These precautions make it suitable for various applications, from hobbyist projects to professional electronics manufacturing. -
Question:
What melting point should I expect with Kester 44 Solder Wire?
Answer: Kester 44 Solder Wire, with a composition of 60/40 tin-lead, typically melts at around 370°F (188°C). This melting point strikes a balance that allows for effective soldering without damaging sensitive components. Such a melting temperature is ideal when connecting various electronic components, ensuring effective heat transfer when using soldering tools. -
Question:
How does Kester 44 Solder Wire compare to other solder types?
Answer: Kester 44 Solder Wire is recognized for its exceptional quality and performance compared to other solders. Its 60/40 composition allows for a lower melting temperature and better wetting properties. Unlike some no-clean solders, RMA flux enables easy cleanup and less residue, making it an excellent choice for intricate electronics work where precision is paramount. -
Question:
Where can I buy Kester 44 Solder Wire, 60/40 0.025, RMA Rosin, 3/4-ounce Tube in Seychelles?
Answer: You can purchase Kester 44 Solder Wire, 60/40 0.025, RMA Rosin, 3/4-ounce Tube on Ubuy. Offering a wide range of electronics products, Ubuy provides a reliable platform for sourcing quality solder and components for your needs.
Kester Solder Editorial Review
Kester 44 Solder Wire, 60/40 0.025, RMA Rosin, 3/4-ounce Tube is well-regarded among electronics enthusiasts for its exceptional flow and performance. Users praise its clean melting capabilities and the ease it offers in soldering tasks, particularly in electric guitar setups. One reviewer noted how it allowed for smoother and more consistent results compared to other brands, highlighting its effectiveness even on smaller projects where control is essential. With a maximum operating temperature of 371 °C, this solder wire is built for reliability and precision, making it a recommended choice for anyone undertaking electronics work.
Customer Reviews & Ratings
11 customers ratings
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5 Star
77%
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4 Star
12%
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3 Star
0%
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2 Star
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1 Star
11%
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Pros
- Excellent flow and melting capabilities
- Great for electric guitar soldering
- Provides smooth and consistent results
- Easy to control during application
- Reduces need for additional flux
Cons
- Getting used to the tube format may take time
Platform Trust & Buyer Confidence
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Jazz
Verified buyer
“Easy to use and always helpful and sorts any issues I've had past and present”
1 September 2026 · via Trustpilot
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“I always receive support when I engage customer service. Overall my experience with UBUY has been top notch. Keep up the good work.”
31 August 2026 · via Trustpilot
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“The delivery was fast and the product came undamaged and authentic.”
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“Fast, convenient and cheap. Great store!”
27 August 2026 · via Trustpilot
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SCR 314
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Features & Benefits
- Kester 44 flux enhances soldering for various metals.
- Repackaged from authentic Kester 24-6040-0018 into a convenient 3/4 oz tube.
- Non-corrosive, non-conductive flux residue ensures safe electronics work.
- Pocket-sized pack contains approximately 50 feet of solder.
- Commonly used 60/40 tin/lead composition suits electronic applications.
- Ideal for fine-pitch electronic work with a diameter of 0.25 inches.
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