Weller WLBUK75 25W-75W Butane Powered Soldering Iron Kit

The Weller WLBUK75 Butane Powered Soldering Kit is designed for tradespeople, technicians, and mobile professionals who need heat on demand without being tied to a cord. Offering variable power from 25W to 75W, this cordless soldering tool delivers consistent performance whether you’re in the field, under the hood, or at the bench. With quick butane refills, multiple interchangeable tips, and a built-in auto shut-off feature, it’s a practical solution for soldering, heat shrink tubing, light torch work, and more.

Ideal for automotive repair, electronics, jewelry making, and field maintenance, this portable soldering iron can go where corded tools can’t. The included hot air tip, flame tip, and hot knife expand its usability far beyond just soldering. With up to 60 minutes of continuous use and a compact carrying case, the WLBUK75 is a lightweight, travel-friendly tool that doesn’t compromise on heat or control.

Weller 25W-75W Butane Powered Soldering Kit At a Glance

• Cordless Operation: Work in the field or remote locations without searching for power outlets
• Quick Butane Refill: Refill in under 20 seconds with a visible fuel window to keep downtime low
• Long Runtime: Up to 60 minutes of continuous soldering per refill for uninterrupted work
• Multi-Use Tip System: Includes soldering, flame, hot air, hot knife, and deflector tips for diverse applications
• Tool-Free Tip Changes: Swap tips fast without any tools to keep your workflow smooth
• Auto Shut-Off Safety: Automatically locks when the cap is closed, reducing risk of burns or fires
• Compact Travel Case: Includes a hard shell case for easy transport and protection

Markets

• Automotive Repair Mobile mechanics can solder or heat-shrink wires directly under the hood or under the chassis with no cords needed
• Electronics Repair Ideal for repairing PCBs or joining wire in tight spaces, especially for in-field or off-grid jobs
• Drone Technicians Perfect for precision soldering or heat shrinking on-site during drone maintenance and assembly
• Jewelry Making Torch and hot knife tips support small-scale welding and shaping of metals and plastics in delicate work
• Field Service Technicians A convenient choice for professionals who troubleshoot and repair equipment at job sites or in remote areas
• Municipal Maintenance Crews Allows city workers to complete quick electrical repairs in the field without needing to return to a shop
• Educational Institutions & Trade Schools Great for teaching soldering and heat techniques in classrooms with limited bench space and no fixed power

The Weller WLBUK75 Butane Powered Soldering Iron Kit improves productivity for technicians who need portability and versatility. Automotive specialists can repair wiring harnesses in tight engine compartments without needing AC power. Electronics repair technicians will appreciate the precise temperature control and fast heat-up for on-site fixes. Jewelry makers, hobbyists, and drone builders benefit from the tool’s ability to switch easily between soldering and precision heat applications. Whether you’re building a circuit or sealing heat-shrink tubing, this is a tool that meets the moment.

Weller WLBUK75 25W-75W Butane Powered Soldering Kit Features

• Solder On-the-GO: Skillfully solder anywhere, at any time, with cordless operation
• Reduce Downtime: Refill butane in under 20 seconds with the convenient viewing window and quick-recharge design
• Continuous, No Stop Soldering: Butane capacity allows up to 60 mins of continuous use
• Converts to Torch: Easily converts for hot air/torch applications
• Multiple Tips for Different Applications: A wide range of single flat or double flat tips for different soldering and hot air torch applications and techniques
• No Tool Tip Change: Save time and effort by easily swapping tips without the need of a tool
• Protect Yourself & Workspace: Iron automatically shut offs into a “locked” position, when the cap is closed
• Compact and Easy Transport: Pocket-size travel case protects your cordless butane iron on-the-go

Weller WLBUK75 25W-75W Butane Powered Soldering Kit Specifications

• Power Output: 25W–75W
• Power Source: Butane fuel cell
• Heating Range: Up to 454°C (850°F)
• Runtime: Up to 60 minutes continuous use
• Refill Time: Under 20 seconds
• Tip Types Included: PPT9 hot air, PPT10 hot knife, PPT11 hot air deflector, PPT12 flame tip
• Lead Free: Yes
• Weight: 0.195 kg
• Dimensions: 50.8 x 184.1 x 31.7 mm
• Compliance: RoHS and CE certified
• Warranty: Weller 1-Year Limited Warranty
• Replacement Tips: WLTDF24IBU75, WLTSF08IBU75, WLTSF24IBU75
• UPC: 037103346100

Why Customers Choose the Weller 25W-75W Butane Powered Soldering Iron Kit

Whether you’re doing heat shrink work, small-parts electrical repairs, or touch-up soldering, the Weller WLBUK75 is built for tradespeople who don’t stay in one place. Users call it a “go-to soldering torch” for mobile work, thanks to its cordless design, fast refill, and steady heat output. It fits in your tool bag, lights fast, and keeps working job after job—making it an essential part of your on-the-go setup. For anyone looking for a cordless soldering iron, butane soldering torch, or portable soldering kit, this Weller model checks every box.