A studio shot of the Weller D550PK Professional dual-heat soldering gun kit organized in a heavy-duty black carrying case, including the 260W/200W soldering gun, a coil of lead-free solder, a flux brush, and an accessory kit with multiple soldering tips.
An informative product graphic for the Weller D550 professional soldering gun highlighting the front-facing LEDs for bright illumination, fast heating that reaches full temperature in 6 seconds, and the included accessory set for high-quality soldering work.
A side profile of the Weller D550 professional dual-heat soldering gun featuring a comfortable pistol grip design, a red dual-action trigger for switching between 200 and 260 Watts, and industrial-strength housing.
A perspective view of the Weller soldering gun focusing on the heavy-duty copper soldering tip and the dual front-facing LED lights designed to provide superior visibility of the solder joint in dark workspaces.
The reverse side profile of the Weller D550PK soldering gun illustrating the vented housing for heat dissipation and the industrial power cord connection for reliable 120V operation.
A detailed layout of the Weller D550PK accessory kit components, including a smoothing tip, a cutting tip, a flux brush, and a hex wrench for quick and secure tip changes.
An action shot of the Weller professional dual-heat soldering gun being used to repair a circuit board, demonstrating the precision of the heavy-duty tip and the effectiveness of the integrated work lights.
A hand holding the Weller D550 gun over an electronic assembly, showcasing the ergonomic pistol grip and the tool's portability for on-site industrial maintenance and electrical repairs.
A high-contrast shot of the Weller D550 soldering gun resting on a reflective black surface, emphasizing the professional build quality and sleek industrial design of the dual-heat tool.
A close-up view of the Weller dual-heat soldering gun's tip assembly, highlighting the secure mounting hardware and the strategic placement of the twin LED lights for shadow-free soldering.
A studio shot of the Weller D550PK Professional dual-heat soldering gun kit organized in a heavy-duty black carrying case, including the 260W/200W soldering gun, a coil of lead-free solder, a flux brush, and an accessory kit with multiple soldering tips.
An informative product graphic for the Weller D550 professional soldering gun highlighting the front-facing LEDs for bright illumination, fast heating that reaches full temperature in 6 seconds, and the included accessory set for high-quality soldering work.
A side profile of the Weller D550 professional dual-heat soldering gun featuring a comfortable pistol grip design, a red dual-action trigger for switching between 200 and 260 Watts, and industrial-strength housing.
A perspective view of the Weller soldering gun focusing on the heavy-duty copper soldering tip and the dual front-facing LED lights designed to provide superior visibility of the solder joint in dark workspaces.
The reverse side profile of the Weller D550PK soldering gun illustrating the vented housing for heat dissipation and the industrial power cord connection for reliable 120V operation.
A detailed layout of the Weller D550PK accessory kit components, including a smoothing tip, a cutting tip, a flux brush, and a hex wrench for quick and secure tip changes.
An action shot of the Weller professional dual-heat soldering gun being used to repair a circuit board, demonstrating the precision of the heavy-duty tip and the effectiveness of the integrated work lights.
A hand holding the Weller D550 gun over an electronic assembly, showcasing the ergonomic pistol grip and the tool's portability for on-site industrial maintenance and electrical repairs.
A high-contrast shot of the Weller D550 soldering gun resting on a reflective black surface, emphasizing the professional build quality and sleek industrial design of the dual-heat tool.
A close-up view of the Weller dual-heat soldering gun's tip assembly, highlighting the secure mounting hardware and the strategic placement of the twin LED lights for shadow-free soldering.
Weller

Weller Soldering Gun Kit D550PK 260 200 Watt Dual Heat Tool (120V 6 Second 1100 F Twin Lights UL Listed Heavy Gauge Cable Metal Solder Repair)

In stock
SKU: D550PK
$59.99 USD

Description

Weller D550PK Professional Dual-Heat (260W/200W) 120V Soldering Gun Kit

The Weller D550PK dual-heat professional soldering gun kit produces instantaneous thermal output reaching 900°F to 1100°F in just 6 seconds for heavy-duty electrical splicing, automotive battery cable repair, and structural sheet metal soldering. Engineered with a dual-position fingertip trigger that delivers 260 Watts of high heat on initial pull and 200 Watts on secondary hold, this 120-volt transformer-driven tool allows operators to tailor thermal power directly to heavy copper joints without waiting for pre-heat cycles. Outfitted with twin front-facing focused worklights that illuminate darkened electrical junction boxes, an ergonomic balanced pistol grip housing, heavy-gauge tin-plated copper tips for soldering, smoothing, and cutting, plus lead-free solder and a flux brush in a rugged blow-molded carrying case, it equips electricians, industrial maintenance millwrights, and automotive repair technicians with dependable, UL-certified high-amperage joining performance.

Best Used For:

  • Heavy-Gauge Electrical and Automotive Cable Splicing: Soldering high-strand 4 AWG to 10 AWG battery cables, starter leads, and grounding straps with rapid high-wattage thermal flow.
  • Industrial Sheet Metal and Radiator Seam Repair: Flowing solder into copper gutters, brass radiator tanks, and galvanized sheet metal joints using the heavy-duty 260-watt high-heat setting.
  • Plastic Cutting, Shaping, and Thermal Smoothing: Slicing synthetic rope, trimming thermoplastic automotive panels, and smoothing sealed plastic seams using dedicated cutting and smoothing tip attachments.

Key Performance & Safety Features

  • Dual-Output Dual-Heat Control: Two-stage trigger delivers 260 Watts at position 1 for maximum thermal penetration and 200 Watts at position 2 for controlled joint maintenance.
  • Rapid 6-Second Heat-Up Velocity: High-efficiency transformer core reaches working temperatures of up to 1100°F in 6 seconds to maximize on-demand repair productivity.
  • Twin Focused Workspace Lights: Dual incandescent front lamps illuminate the exact soldering zone to eliminate shadows in recessed automotive and panel enclosures.
  • Heavy-Gauge Tin-Plated Copper Tips: Thick copper core design provides rapid heat conduction and resists solder erosion during high-temperature metal bonding.
  • Multi-Functional Tip Assortment: Includes specialized tip profiles for heavy-duty soldering, thermoplastic cutting, and surface metal smoothing.
  • Certified UL & cUL Industrial Listing: Built to rigorous electrical safety standards with an impact-resistant housing and heavy-duty 2-wire power cable.

What's Included

  • (1) Weller D550 260W/200W 120V Dual-Heat Professional Soldering Gun
  • (1) 7250 Heavy-Duty Tin-Plated Copper Soldering Tip
  • (1) 6150 Specialized Thermal Smoothing Tip
  • (1) 6160 Precision Thermal Cutting Tip
  • (1) Coil of High-Purity Lead-Free Solder Wire
  • (1) Horsehair Solder Flux Application Brush
  • (1) Heavy-Duty Fitted Blow-Molded Protective Storage Case

Technical Specifications

Manufacturer Brand Weller Professional (Apex Tool Group)
Model Part Number D550PK (Gun: D550)
Product Tool Category Dual-Heat Transformer Soldering Gun Kit
Dual Power Output Rating 260 Watts (High Setting) / 200 Watts (Low Setting)
Input Operating Voltage 120.0 Volts AC (60 Hz Single Phase)
Operating Temperature Envelope 900.0 °F to 1100.0 °F (482.2 °C to 593.3 °C)
Thermal Heat-Up Rate 6 Seconds (120 °F to 660 °F Breakaway)
Target Workpiece Illumination Twin Front-Facing Heavy-Duty Incandescent Worklights
Trigger Switch Architecture Dual-Position Fingertip Actuation Trigger
Compatible Tip Models Weller 7250 (Soldering), 6150 (Smoothing), & 6160 (Cutting)
Tip Metallurgy Core Heavy-Gauge Tin-Plated High-Conductivity Copper
Safety Certifications UL Listed & cUL Listed Compliance
Total Kit Net Weight 4.200 lbs (67.20 oz / 1.91 kg)
Universal Product Code (UPC) 689296387622
Suitable for material type Heavy Copper Cable, Brass Seams, Steel Wire, & Sheet Metal

Pro-Tip: Tighten the hex set nuts securing the copper tip into the gun body regularly; maintaining rigid, clean electrical contact between the tip base and transformer barrel prevents thermal resistance and ensures instantaneous 6-second heat delivery.