Bullfinch 2103 Autotorch System 2 Burner – Small Flame | Soldering Small Assemblies
Small flame burner for soldering small assemblies. Fits the Bullfinch B2100 Autotorch System 2 handle. 1.19kW at 1 bar, 115mm × 15mm flame, 86g/h gas consumption. Up to 800°C (general conditions) — suitable for soft soldering, silver soldering and lead welding. Handle sold separately.
Key Features & Benefits
Small, Focused Flame — 115mm × 15mm narrow flame for precision soldering in small assemblies and tight access positions.
1.19kW Output at 1 Bar — Low, controlled heat input for delicate soldering tasks.
86g/h Gas Consumption — Very low running cost for a frequently-used precision burner.
Fits Bullfinch B2100 Handle Only — System 2 right-hand thread connection — not compatible with Autotorch brazing system handles.
Up to 800°C (General Conditions) — Suitable for soft soldering, silver soldering and lead welding. Not for bronze brazing.
Ideal For
Soldering small assemblies & plumbing joints
Fine copper work & repairs
Craft, jewellery & small fabrication tasks
Bullfinch B2100 handle owners needing a small flame option
Precise small flame for fine soldering work. The Bullfinch 2103 Autotorch System 2 Burner is in stock and ready to ship. Handle (B2100) sold separately.
Specification
Bullfinch 2103 Autotorch System 2 Burner Specification
Brand
Bullfinch
Model
2103
System
Autotorch System 2
Description
Small flame – soldering small assemblies
Heat Output
1.19 kW (4,060 Btu/hr) at 1 bar
Gas Consumption
86 g/hr at 1 bar
Burner Dimensions
110 × 15mm
Flame Dimensions
115mm length × 15mm width
Jet Size
6
Max Temperature
Up to 800°C (general conditions)
Compatible Handle
Bullfinch B2100 (System 2 handle only)
Suitable Applications
Soft soldering, silver soldering & lead welding
Not Suitable For
Bronze brazing
Features
Bullfinch 2103 Autotorch System 2 Burner Features
Small, Focused Flame — 115mm × 15mm narrow flame for precision soldering in small assemblies and tight access positions.
1.19kW Output at 1 Bar — Low, controlled heat input for delicate soldering tasks.
86g/h Gas Consumption — Very low running cost for a frequently-used precision burner.
Fits Bullfinch B2100 Handle Only — System 2 right-hand thread connection — not compatible with Autotorch brazing system handles.
Up to 800°C (General Conditions) — Suitable for soft soldering, silver soldering and lead welding. Not for bronze brazing.
