Weller WSW SC L0 Lead- Free Solder Wire with Copper - Halogen-Free Flux

Weller Brand: Weller

Weller WSW SC L0 is a Lead-Free Solder Wire with 0.7% Copper. It contains 3.5% Halogen-free flux cores.

  • Composition: Copper (Cu) 0.7%, remainder Tin (Sn)
  • Melting point 227°C
  • Halogen-free flux cores (3.5%)
  • Available in a range of wire diameters and spool weights
Description Image Product Buy Pricing (Ex VAT) Wire Diameter Wire Gauge (SWG) Flux Type Leaded / Lead-Free Melting Temperature Solder Alloy Type
Weller T0051388099 WSW SC L0 99.3/0.7 Solder Wire 0.5mm 500g
Weller T0051388099 WSW SC L0 99.3/0.7 Solder Wire 0.5mm 500g
Extended range
Order code: 85-6576
MPN: T0051388099

Available to back orderBack-order availability date - 27/12/2025
1+ £78.45
5+ £77.85
Price per unit Ex VAT 		0.5mm 25 Halogen free Lead-free 227°C Sn99.3Cu0.7 Wire
Weller T0051387999 WSW SC L0 99.3/0.7 Solder Wire 0.8mm 500g
Weller T0051387999 WSW SC L0 99.3/0.7 Solder Wire 0.8mm 500g
Extended range
Order code: 85-6574
MPN: T0051387999

Available to back orderBack-order availability date - 27/12/2025
1+ £75.17
Price per unit Ex VAT 		0.8mm 21 Halogen free Lead-free 227°C Sn99.3Cu0.7 Wire
Weller T0051387899 WSW SC L0 99.3/0.7 Solder Wire 1.0mm 500g
Weller T0051387899 WSW SC L0 99.3/0.7 Solder Wire 1.0mm 500g
Extended range
Order code: 85-6572
MPN: T0051387899

Available to back orderBack-order availability date - 27/12/2025
1+ £73.93
5+ £73.38
Price per unit Ex VAT 		1mm 19 Halogen free Lead-free 227°C Sn99.3Cu0.7 Wire
Weller T0051387799 WSW SC L0 99.3/0.7 Solder Wire 1.2mm 500g
Weller T0051387799 WSW SC L0 99.3/0.7 Solder Wire 1.2mm 500g
Extended range
Order code: 85-6570
MPN: T0051387799

Available to back orderBack-order availability date - 27/12/2025
1+ £72.14
5+ £71.59
Price per unit Ex VAT 		1.2mm 18 Halogen free Lead-free 227°C Sn99.3Cu0.7 Wire
Order codeMftrs Part No.DiameterWeight
85-6576T00513880990.5mm500g
85-6574T00513879990.8mm500g
85-6572T00513878991.0mm500g
85-6570T00513877991.2mm500g


Trustpilot