DC power adapter tips designed to match a broad range of barrel jack sizes for laptops and household electronics. Save time and reduce the hassle of swapping chargers when repairing or repurposing gadgets. Are the JZK Universal DC Power Supply Adapter Tips the right addition to your repair kit?
⚡ At a Glance
- • Connector Range: Includes 3.5 x 1.35 mm, 4.0 x 1.7 mm, 4.8 x 1.7 mm, 5.5 x 1.7 mm, 5.5 x 2.1 mm, 5.5 x 2.5 mm, 6.3 x 3.0 mm, 6.0 x 4.4 mm (with pin), 7.4 x 5.0 mm, 7.9 x 5.5 mm
- • Best for: Home repairers, hobbyists and small workshops needing quick barrel jack compatibility
- • Not ideal for: Devices that require proprietary or manufacturer-specific power connectors
Ten nickel-plated DC barrel jack tips adapt via a 5.5 x 2.1mm female base to match multiple plug sizes. Wide compatibility list covers many laptop brands and common consumer electronics.
Match More Chargers – With a 5.5 x 2.1mm female base and ten tip sizes
Each tip interfaces with a central 5.5 x 2.1mm female base, allowing different outer/inner barrel dimensions to be presented to a male connector. Tip sizes span from small 3.5 x 1.35mm barrels up to larger 7.9 x 5.5mm plugs.
Fast adaptation between chargers removes the need to hunt for specific plugs, ideal when keeping multiple devices powered from a single supply.
Durability for Repeated Use – With nickel-plated connectors and robust construction
Nickel plating on contact surfaces reduces corrosion and preserves conductivity while enabling many insertion and removal cycles. Metal construction keeps tip geometry stable under regular use.
Reliable contact and reduced oxidation mean fewer intermittent connections and longer usable life in day-to-day repair tasks.
Versatile Device Support – Thanks to compatibility with major laptop brands and consumer electronics
Compatibility notes list common manufacturers such as Dell, HP, Asus, Acer, Toshiba and Sony, and the tips are suitable for many consumer devices that accept barrel jacks. The set is referenced for items from routers and CCTV cameras to LED lights and small appliances.
Useful across home office setups, AV kits and small appliance repairs where a variety of barrel sizes is required.
✨ The 4 Key Reasons for JZK Universal DC Power Supply Adapter Tips
- Nickel-plated Finish — Resists corrosion and maintains conductivity over prolonged use
- Plug-and-Play Tips — Swap connectors quickly without tools or soldering required
- Compact Kit — Packs ten tips into a small, easy-to-store set
- Broad Device Support — Works with many laptops, routers, cameras and LED lights
📋 Technical Details at a Glance
- Category: Electronics - DC power adapter tips
- Package Contents: 10 Pcs DC power connectors
- Connector Sizes: 3.5 x 1.35 mm; 4.0 x 1.7 mm; 4.8 x 1.7 mm; 5.5 x 1.7 mm; 5.5 x 2.1 mm; 5.5 x 2.5 mm; 6.3 x 3.0 mm; 6.0 x 4.4 mm (with pin); 7.4 x 5.0 mm; 7.9 x 5.5 mm
- Female Base: 5.5 x 2.1 mm
- Finish: Nickel plated
❓ Frequently Asked Questions
Q: Which connector sizes are included in the set?
A: The set includes ten tip sizes: 3.5 x 1.35 mm; 4.0 x 1.7 mm; 4.8 x 1.7 mm; 5.5 x 1.7 mm; 5.5 x 2.1 mm; 5.5 x 2.5 mm; 6.3 x 3.0 mm; 6.0 x 4.4 mm (with pin); 7.4 x 5.0 mm; 7.9 x 5.5 mm.
Q: Will these work with Dell or HP laptops?
A: Yes, compatibility is listed for many laptops including Dell and HP, plus other major makers such as Asus, Acer, Toshiba and Sony.
Q: Are the connectors durable for frequent swapping?
A: Yes, nickel-plated connectors are described as durable and suitable for multiple insertions and removals.
🏆 Our Verdict
The kit is well suited to home repairers, hobbyists and small workshops needing flexible barrel-jack compatibility. Ten nickel-plated tips plus a 5.5 x 2.1mm female base make adapting chargers straightforward. Durable contacts and tool-free swapping deliver practical long-term value for a repair or accessory kit.
