Warton Metals Omega 63/37 Rosin-Free Solder Wire

Warton Metals Brand: Warton Metals

Warton Metals Omega 63/27 rosin-free cored solder wire is made from a flux 'core' contained in high purity cored solder wire. Omega solder contains no rosin (colophony), resin acids, pine oil or other naturally occurring derivatives from pine trees and has been specially designed to reduce the number of world-wide cases of industrial asthma, related to rosin usage within a cored solder wire.

Omega provides excellent wetting whilst leaving a minimal clear post-soldering residue and is available with 1% or 2% flux.

  • Solder content: 63% tin, 37% lead
  • Rosin-free
  • Formulated without the use of halides
  • Melting point 183 to 185°C
  • Supplied on 500g reels, except 85-6168 which is supplied on a 250g reel
  • Fast flow:
  • 2% flux content
  • Available in 18, 20, 22 & 24swg
  • Low residue:
  • 1% flux content
  • Available in 18, 20, 22 & 26swg
Please note: As of 1st March 2018 the supply of solder containing lead at a concentration above the relevant limit as set out under Article 67 (by virtue of Annex XVII) is restricted to professional use only.
Description Image Product Buy Pricing (Ex VAT) Weight Wire Diameter Wire Gauge (SWG) Flux Type Leaded / Lead-Free Melting Temperature Solder Alloy Type
Warton Metals Omega 63/37 Fast Flow 2% Flux Solder Wire 18SWG 1.22mm 500g
Warton Metals Omega 63/37 Fast Flow 2% Flux Solder Wire 18SWG 1.22mm 500g
Standard range
Order code: 85-6150
MPN: 63/37 18SWG 2%

34 in stock, despatched same dayAdditional quantity lead time 14 days
1+ £69.68
5+ £61.88
10+ £56.79
Price per unit Ex VAT 		500g 1.2mm 18 Rosin free Leaded 183°C Sn63Pb37 Wire
Warton Metals Omega 63/37 Fast Flow 2% Flux Solder Wire 22SWG 0.711mm 500g
Warton Metals Omega 63/37 Fast Flow 2% Flux Solder Wire 22SWG 0.711mm 500g
Standard range
Order code: 85-6154
MPN: 63/37 22SWG 2%

26 in stock, despatched same dayAdditional quantity lead time 14 days
1+ £71.76
5+ £67.50
10+ £62.14
Price per unit Ex VAT 		500g 0.7mm 22 Rosin free Leaded 183°C Sn63Pb37 Wire
Warton Metals Omega 63/37 Fast Flow 2% Flux Solder Wire 24SWG 0.559mm 500g
Warton Metals Omega 63/37 Fast Flow 2% Flux Solder Wire 24SWG 0.559mm 500g
Extended range
Order code: 85-6156
MPN: 63/37 24SWG 2%

Order in multiples of 10


Available to back orderBack-order availability date - 26/05/2026
10+ £54.86
Price per unit Ex VAT 		500g 0.6mm 24 Rosin free Leaded 183°C Sn63Pb37 Wire
Warton Metals Omega 63/37 Low Residue 1% Flux Solder Wire 18SWG 1.22mm 500g
Warton Metals Omega 63/37 Low Residue 1% Flux Solder Wire 18SWG 1.22mm 500g
Standard range
Order code: 85-6160
MPN: 63/37 18SWG 1%

5 in stock, despatched same dayAdditional quantity lead time 14 days
1+ £47.84
5+ £44.36
10+ £40.30
Price per unit Ex VAT 		500g 1.2mm 18 Rosin free Leaded 183°C Sn63Pb37 Wire
Warton Metals Omega 63/37 Low Residue 1% Flux Solder Wire 20SWG 0.914mm 500g
Warton Metals Omega 63/37 Low Residue 1% Flux Solder Wire 20SWG 0.914mm 500g
Extended range
Order code: 85-6162
MPN: 63/37 20SWG 1%

Order in multiples of 20


Available to back orderBack-order availability date - 26/05/2026
20+ £55.12
Price per unit Ex VAT 		500g 0.9mm 20 Rosin free Leaded 183°C Sn63Pb37 Wire
Warton Metals Omega 63/37 Low Residue 1% Flux Solder Wire 22SWG 0.711mm 500g
Warton Metals Omega 63/37 Low Residue 1% Flux Solder Wire 22SWG 0.711mm 500g
Standard range
Order code: 85-6164
MPN: 63/37 22SWG 1%

18 in stock, despatched same dayAdditional quantity lead time 14 days
1+ £76.46
Price per unit Ex VAT 		500g 0.7mm 22 Rosin free Leaded 183°C Sn63Pb37 Wire
Warton Metals Omega 63/37 Low Residue 1% Flux Solder Wire 26SWG 0.457mm 250g
Warton Metals Omega 63/37 Low Residue 1% Flux Solder Wire 26SWG 0.457mm 250g
Extended range
Order code: 85-6168
MPN: 63/37 26SWG 1%

Order in multiples of 5


Available to back orderBack-order availability date - 26/05/2026
5+ £56.16
Price per unit Ex VAT 		250g 0.46mm 26 Rosin free Leaded 183°C Sn63Pb37 Wire
Order codeMftrs Part No.SizeReel weight
85-615063/37 18SWG 2%18SWG500g
85-615263/37 20SWG 2%20SWG500g
85-615463/37 22SWG 2%22SWG500g
85-615663/37 24SWG 2%24SWG500g
85-616063/37 18SWG 1%18SWG500g
85-616263/37 20SWG 1%20SWG500g
85-616463/37 22SWG 1%22SWG500g
85-616863/37 26SWG 1%26SWG250g


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