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Description
Bullfinch 404 AutoTorch Brazing Gas Blow Torch Kit – Up to 1200°C | Fixed 4 Bar Regulator
A high-temperature brazing torch kit designed specifically for professional trades people. In everyday use, the Bullfinch 404 AutoTorch reaches 950°C; under ideal conditions 1200°C. This tool is primarily used for the high-temperature requirements of bronze brazing, hard soldering and silver soldering. Includes piezo auto ignition system, deadman’s trigger, hose failure valve, fixed 4 bar regulator and 2.75m (8.85ft) reinforced hose. Can be fitted with Calor Gas and Flo-Gas propane cylinders. 5 year warranty included.
This is not a general-purpose heating torch but a brazing-specific tool that was developed based on the needs of professionals who specialize in bronze brazing, hard soldering and silver soldering. The fixed 4-bar regulator defines the Bullfinch 404 as a distinct model compared to the other AutoTorch kits. General-purpose AutoTorch kits have regulators that can be adjusted between 0 – 2 bar; the Bullfinch 404 has a fixed 4-bar regulator. A 4-bar regulator provides enough pressure to produce a fast-moving flame that is needed to achieve temperatures of 950 – 1200°C quickly and efficiently during brazing operations.
Although the Bullfinch 404 consumes more gas at 340 g/hr at 2 bar, it is actually more fuel efficient than the 230 P and 233 P general-purpose kits due to the fact that the brazing burner delivers the heat much more efficiently to the workpiece versus spreading the heat over a larger surface area. Although the Bullfinch 404 produces more heat than lower-pressure options due to the combination of its 30 mm brazing burner and its 4.76 kW output at 1 bar, it will heat up quicker than lower-pressure brazing torches. Faster heat-up times equate to greater productivity and are economically beneficial to plumbers and engineers who perform multiple brazing operations each day. As well as auto-piezo ignition and deadman’s trigger safety and hose failure valve being standard features among all models within the Bullfinch AutoTorch family, the Bullfinch 404 offers the added benefit of fixed-high pressure regulation. Additionally, the Bullfinch brazing torch is compatible with Bullfinch brazing burners 4103 and 4104 for increased flexibility in meeting various specialized brazing applications.
Important: Only suitable for use with propane cylinders. Follow safe working procedures when using gas-heating equipment. Brazing must only be performed by trained personnel with relevant experience.
Key Features & Benefits
Maximum Temperature of up to 1200°C — While normally functioning at approximately 950°C, it achieves maximum temperatures of up to 1200°C in optimal operating conditions — The complete temperature range necessary for bronze brazing copper, hard soldering and silver soldering.
High Pressure, Fixed 4-Bar Regulator — Provides continuous operation at a consistent high pressure required for brazing applications — Unlike adjustable regulators, fixed 4-bar regulators provide the precise operating pressures that are necessary for producing the desired flame characteristics at brazing.
Output of 4.76 kW at 1 Bar — An effective, highly focused high-temperature output — Due to its concentrated heat output at high temperature, it achieves faster heat-up rates than alternative lower-pressure systems performing similar brazing operations.
Gas Consumption of 340 g/h at 2 Bar — More gas-efficient than the general-purpose AutoTorch kits while providing higher temperature capabilities — Heat is concentrated onto a smaller work surface instead of spreading it over a larger surface.
Auto-Piezo Ignition — A reliable push-button ignition source in all environments including windy ones — No spark igniter or lighter is required.
Deadman’s Trigger Safety System — Immediately terminates flame and gas supply upon releasing trigger — A torch cannot continue burning when left unattended.
Specialised Brazing Burner — Designed for concentrated high-temperature flame delivery for brazing-type operations.
Compatible with Bullfinch Burners 4103 & 4104 — Extend your kit to meet even more specific brazing applications.
Compatible with Propane Cylinders from Both Major Suppliers: Calor Gas & Flo-Gas — Suitable for propane cylinders ranging in size from 3.9 kg to 47 kg from both major suppliers in the United Kingdom.
5 Year Warranty — Protection offered by Bullfinch for defective parts and/or workmanship.
Screw-In Regulator for High Pressure Propane: Fixed 4 Bar
Reinforced Hose: Three Layers — Length: 2.75 m (8.85 ft.)
Why Purchase the Bullfinch 404 AutoTorch?
Fixed 4-bar regulator — the proper pressure for brazing — Not optional, required — Brazing copper pipe and silver soldering demand a very specific flame velocity and concentration rate that lower-pressure torches are unable to consistently deliver. The fixed four bar regulator is NOT a limitation — It is the required operational specifications for brazing applications. If you were to use a two-bar adjustable torch for brazing operations, you would likely get less consistent results snd slower heat-ups.
Temperature Range of 950–1200°C Covers Full Brazing Temperature Range — Bronze Brazing Copper Pipes usually require temperatures of around 600–900°C; Silver Solder Flows at approximately 600–800°C; Hard Solder requires temperatures of approximately 820–870°C. The Bullfinch 404 covers and exceeds the upper portion of this temperature range so that operators may increase their heat-up speed without reaching the melting points of copper work pieces.
More Fuel-Efficient Than Other General Heating Torches At These Temperatures — The Bullfinch 404 uses less gas than the general-purpose torches (230P, 233P), yet generates hotter temperatures — Because the brazing burner concentrates energy rather than dispersing it throughout an area. For a plumber who performs multiple joints daily, that savings represents a measurable cost savings over time.
The correct brazing torch for professional plumbers and engineers. The Bullfinch 404 AutoTorch Brazing Gas Blow Torch Kit is in stock and ready to ship. Order today and braze copper pipe and hard solder to the correct specification with a purpose-built, professionally certified brazing torch.
Bullfinch 404 AutoTorch Brazing Gas Blow Torch Kit – Up to 1200°C | Fixed 4 Bar Regulator
A high-temperature brazing torch kit designed specifically for professional trades people. In everyday use, the Bullfinch 404 AutoTorch reaches 950°C; under ideal conditions 1200°C. This tool is primarily used for the high-temperature requirements of bronze brazing, hard soldering and silver soldering. Includes piezo auto ignition system, hose failure valve, fixed 4 bar regulator and 2.75m (8.85ft) reinforced hose. Can be fitted with Calor Gas and Flo-Gas propane cylinders. 5 year warranty included.
This is not a general-purpose heating torch but a brazing-specific tool that was developed based on the needs of professionals who specialize in bronze brazing, hard soldering and silver soldering. The fixed 4-bar regulator defines the Bullfinch 404 as a distinct model compared to the other AutoTorch kits. General-purpose AutoTorch kits have regulators that can be adjusted between 0 – 2 bar; the Bullfinch 404 has a fixed 4-bar regulator. A 4-bar regulator provides enough pressure to produce a fast-moving flame that is needed to achieve temperatures of 950 – 1200°C quickly and efficiently during brazing operations.
Although the Bullfinch 404 consumes more gas at 340 g/hr at 2 bar, it is actually more fuel efficient than the 230 P and 233 P general-purpose kits due to the fact that the brazing burner delivers the heat much more efficiently to the workpiece versus spreading the heat over a larger surface area. Although the Bullfinch 404 produces more heat than lower-pressure options due to the combination of its 30 mm brazing burner and its 4.76 kW output at 1 bar, it will heat up quicker than lower-pressure brazing torches. Faster heat-up times equate to greater productivity and are economically beneficial to plumbers and engineers who perform multiple brazing operations each day. As well as auto-piezo ignition and hose failure valve being standard features among all models within the Bullfinch AutoTorch family, the Bullfinch 404 offers the added benefit of fixed-high pressure regulation. Additionally, the Bullfinch brazing torch is compatible with Bullfinch brazing burners 4103 and 4104 for increased flexibility in meeting various specialized brazing applications.
Important: Only suitable for use with propane cylinders. Follow safe working procedures when using gas-heating equipment. Brazing must only be performed by trained personnel with relevant experience.
Key Features & Benefits
Maximum Temperature of up to 1200°C — While normally functioning at approximately 950°C, it achieves maximum temperatures of up to 1200°C in optimal operating conditions — The complete temperature range necessary for bronze brazing copper, hard soldering and silver soldering.
High Pressure, Fixed 4-Bar Regulator — Provides continuous operation at a consistent high pressure required for brazing applications — Unlike adjustable regulators, fixed 4-bar regulators provide the precise operating pressures that are necessary for producing the desired flame characteristics at brazing.
Output of 4.76 kW at 1 Bar — An effective, highly focused high-temperature output — Due to its concentrated heat output at high temperature, it achieves faster heat-up rates than alternative lower-pressure systems performing similar brazing operations.
Gas Consumption of 340 g/h at 2 Bar — More gas-efficient than the general-purpose AutoTorch kits while providing higher temperature capabilities — Heat is concentrated onto a smaller work surface instead of spreading it over a larger surface.
Auto-Piezo Ignition — A reliable push-button ignition source in all environments including windy ones — No spark igniter or lighter is required.
Specialised Brazing Burner — Designed for concentrated high-temperature flame delivery for brazing-type operations.
Compatible with Bullfinch Burners 4103 & 4104 — Extend your kit to meet even more specific brazing applications.
Compatible with Propane Cylinders from Both Major Suppliers: Calor Gas & Flo-Gas — Suitable for propane cylinders ranging in size from 3.9 kg to 47 kg from both major suppliers in the United Kingdom.
5 Year Warranty — Protection offered by Bullfinch for defective parts and/or workmanship.
Contractors Transitioning from Lower-Pressure Brazing Torches
Kit Contents:
Bullfinch 404 AutoTorch Handle w/ Piezo Ignition System
30 mm Brazing Burner
Screw-In Regulator for High Pressure Propane: Fixed 4 Bar
Reinforced Hose: Three Layers — Length: 2.75 m (8.85 ft.)
Why Purchase the Bullfinch 404 AutoTorch?
Fixed 4-bar regulator — the proper pressure for brazing — Not optional, required — Brazing copper pipe and silver soldering demand a very specific flame velocity and concentration rate that lower-pressure torches are unable to consistently deliver. The fixed four bar regulator is NOT a limitation — It is the required operational specifications for brazing applications. If you were to use a two-bar adjustable torch for brazing operations, you would likely get less consistent results snd slower heat-ups.
Temperature Range of 950–1200°C Covers Full Brazing Temperature Range — Bronze Brazing Copper Pipes usually require temperatures of around 600–900°C; Silver Solder Flows at approximately 600–800°C; Hard Solder requires temperatures of approximately 820–870°C. The Bullfinch 404 covers and exceeds the upper portion of this temperature range so that operators may increase their heat-up speed without reaching the melting points of copper work pieces.
More Fuel-Efficient Than Other General Heating Torches At These Temperatures — The Bullfinch 404 uses less gas than the general-purpose torches (230P, 233P), yet generates hotter temperatures — Because the brazing burner concentrates energy rather than dispersing it throughout an area. For a plumber who performs multiple joints daily, that savings represents a measurable cost savings over time.
The correct brazing torch for professional plumbers and engineers. The Bullfinch 404 AutoTorch Brazing Gas Blow Torch Kit is in stock and ready to ship. Order today and braze copper pipe and hard solder to the correct specification with a purpose-built, professionally certified brazing torch.
Specification
Bullfinch 404 Autotorch Brazing Gas Blow Torch Kit Specification
Brand
Bullfinch
Model
404 AutoTorch Brazing Propane Gas Blow Torch Kit
Ignition Type
Piezo automatic – lever-operated
Safety Features
Deadman's trigger (flame off on release) & hose failure valve
Burner Diameter
30mm brazing burner
Neck Tube Length
110mm
Heat Output
4.76 kW @ 1 bar
Maximum Temperature
950°C (normal use) / 1200°C (optimal conditions)
Gas Consumption
340 g/h @ 2 bar
Gas Type
Propane
Regulator Type
Fixed 4 bar high-pressure propane screw-in
Valve Type
Adjustable needle valve
Handle Grip
ABS plastic comfort grip
Hose Length
2.75 metres – 3-layer reinforced
Interchangeable Burners
Bullfinch 4103 & 4104
Compatible Cylinders
Calor Gas 3.9kg–47kg; Flo-Gas 3.9kg–47kg propane
Suitable Applications
Brazing, hard soldering, silver soldering & high-heat metalwork
Warranty
5 years against faulty components and workmanship
Features
Bullfinch 404 Autotorch Brazing Gas Blow Torch Kit Features
Up to 1200°C Maximum Temperature — 950°C in normal use; 1200°C in optimal conditions — the temperature range required for bronze brazing, hard soldering and silver soldering.
Fixed 4 Bar High-Pressure Regulator — Maintains the consistent high pressure required for brazing applications — not adjustable, because brazing requires a specific operating pressure to deliver the correct flame characteristics.
4.76kW Output @ 1 Bar — Efficient, concentrated high-temperature output — faster heat-up times than lower-pressure alternatives for the same brazing application.
340g/h Gas Consumption @ 2 Bar — More fuel-efficient than the general purpose AutoTorch kits despite higher temperature capability — heat concentrated rather than spread.
Piezo Auto Ignition — Reliable push-button ignition in all conditions including wind — no sparker or lighter required.
Hose Failure Valve — Second independent safety feature
30mm Brazing Burner — Purpose-designed burner for concentrated high-temperature flame delivery at brazing applications.
Interchangeable with Bullfinch Burners 4103 & 4104 — Extends the kit to additional specialist brazing applications.
2.75m Three-Layer Reinforced Hose — Comfortable working reach on site.
Calor Gas & Flo-Gas Compatible — Fits propane cylinders from 3.9kg to 47kg from both major UK suppliers.
5-Year Warranty — Bullfinch guarantee against faulty components and workmanship.