Thermal ARC Fabricator 251 MIG Welder

Fabricator 251

NEW 24 Voltage Taps! Providing a wider operating range of 20 to 300 Amp with an extremely smooth and stable arc characteristic. Unbeatable performance from 24 gauge to 5/8” (15.9mm) thick in a single pass.

Simple Operation! Just refer to our comprehensive weld set up guide for optimum welding performance over a wide range of materials and shielding gases.

Higher Output! The Fabricator 251now punches out 300 Amp maximum output at 40% duty cycle.

Spool Gun Ready! New factory fitted 'run ready' with 10 pin receptacle, just 'plug 'n play'.

New Dual Cylinder Rack Standard! Drop down twin cylinder rack allows for easy cylinder mounting.

Quick Change Polarity! Simple, quick change (no tools required) polarity and spool gun change-over from the front of the power source.

New Gun! 15ft (4.5m) heavy duty Tweco® WeldSkill MIG gun.

Overload Protection! Shuts down the power source to protect the internal electrical components from over heating.

New Digital Displays! Volt and Amp meter displays actual welding values.

Heavy Duty Transformer! The transformer is built to last using premium quality 428F materials and fully dip varnished then baked for 4 hours.

New Storage Box! Conveniently located in the wire compartment for all your drive rolls and gun consumable parts.

Timer Kit! Standard feature adding 2-step, 4-step trigger interlock, spot, dwell and stitch weld timer.

Heavy Duty Drive Rolls! Professional heavy duty 2-roll drive system featuring quick change reversible drive rolls (no tools required) and easy-to-set single scaled wire tension knob for smooth repeatable performance.

Improved! Wire compartment design allows easy installation of the wire spool.

ISO 9001 Quality System! The certified quality management system guarantees the manufacture and distribution processes of this product.

Machine Specifications

Welding DC
Maximum Output		300 Amps

Maximum Duty Cycle @ 104^oF		300 Amps at 31.7V

Output at 60% Duty Cycle @ 104^oF		250 Amps at 26.5V

Output at 100% Duty Cycle @ 104^oF		195 Amps at 24V

Current Range		20-300 Amps

Number of Voltage Settings		24

Welding Voltage Range		14.5 - 31.7 Volt

Wire Feed Speed		80 - 800 IPM (2-20m/min)

Maximum Plate Thickness		5/8" (15.9mm)

Wire Diameter Range
Mild Steel:	.023" - .045"	(0.6 - 1.2mm)

Stainless Steel:	.023" - .045"	(0.6 - 1.2mm)

Aluminum:	.030" - 1/16"	(0.8 - 1.6mm)

Flux Cored:	.030" - 1/16"	(0.8 - 1.6mm)

Fitted Feedroll Suits MIG Wire		.035" - .045" (0.9 - 1.2mm)

Warranty Period		5 Years

Approvals		CSA IEC 60974-1 (CE)

Primary Power
Primary Voltage		208/230 Volts

Supply Plug		NEMA 6-50P

Rated kVA @ 300 Amp		15kVA

Lead cord length		6ft (1.8m)

Rated Input Current		68/62 Amp

MIG Guns
Gun Type		300 Amp TWECO WeldSkill

Gun Length		15ft. (4.5m)

Part Number		43340

Nozzle		Part No: 24A-62 Size: 5/8" (16mm)

Nozzel Insulator		Part No: 34

Contact Tip		Part No: 14-35 Size: .035" (0.9mm)

Diffuser		Part No: 54A

Liner		Part No: 44-3545-15 Size: .035" - .045" (0.9-1.2mm)

Buy	Price	Item	Part #	Description
	$2.25	2	34	Nozzle Insulator
	$4.14	4	54A	Gas Diffuser
	$38.92	5	WM250J-60	Conductor Tube
	$15.54	6	WM91	Trigger
	$17.36	7	20422029	Handle Assembly
Contact Tips
	$3.50	3	14-23	Contact Tip .023, Pkg of 5
	$3.50	3	14-30	Contact Tip .030, Pkg of 5
	$3.50	3	14-35	Contact Tip .035, Pkg of 5
	$3.50	3	14-40	Contact Tip .040, Pkg of 5
	$3.50	3	14-45	Contact Tip .045, Pkg of 5
	$3.50	3	14-116	Contact Tip .045, Pkg of 5
Nozzles
	$4.38	1	24A-37SS	Nozzle, 3/8"
	$4.38	1	24A-50	Nozzle, 1/2"
	$4.38	1	24A-62	Nozzle, 5/8"
	$4.38	1	24A-75	Nozzle, 3/4"
	$5.07	1	22-62	Nozzle, 5/8"
Conduits
	$17.45		422315	.023 Conduit, 15ft.
	$17.45		42303515	.030-.035 Conduit, 15ft.
	$35.94		42N354515	.035-3/64" Teflon Conduit, 15ft. Used with Aluminum Wire.
	$18.00		44-116-15	1/16" Conduit, 15ft.

Drive Rolls

Buy	Price	Part #	Wire Size	Top Roll	Bottom Roll	Wire Type
	$27.56	375980-031	.023" 0.6mm	Flat	Double Smooth V	Hard
	$26.05	375980-001	.030" - .035" 0.8 - 0.9mm	Flat	Double Smooth V	Hard
	$27.56	375980-003	.030" - .035" 0.8 - 0.9mm	Flat Knurled	Double Smooth V	Hard
	$26.44	375980-010	.030" - .035" 0.8 - 0.9mm	Double Smooth V	Double Smooth V	Soft / Hard / Tubular
	$27.56	375980-028	.030" - .035", .045" 0.8 - 0.9, 1.2mm	Flat	Double Smooth V	Hard
	$27.56	375980-029	.030" - .035", .045" 0.8 - 0.9, 1.2mm	Flat Knurled	Double Smooth V	Hard
	$27.56	375980-040	.035" 0.9mm	Flat	Double Smooth V	Hard
	$25.55	375980-032	.035" 0.9mm	Double U	Double U	Soft Aluminum
	$26.44	375980-030	.035", .045", 3/64" 0.9 - 1.2, 1.2mm	Double Smooth V	Double Smooth V	Soft, Hard, Tubular
	$27.56	375980-002	.045" 1.2mm	Flat	Double Smooth V	Hard
	$27.56	375980-004	.045" 1.2mm	Flat Knurled	Double Smooth V	Hard
	$35.00	375980-092	.045" 1.2mm	Double Knurled V	Double Knurled V	Hard, Tubular
	$27.56	375980-022	.045" 1.2mm	Double Cog	Double Cog	Tubular
	$26.44	375980-011	3/64" 1.2mm	Double Smooth V	Double Smooth V	Soft, Hard, Tubular
	$25.55	375980-033	3/64" 1.2mm	Double U	Double U	Soft Aluminum
	$25.73	375980-012	.052", 1/16" 1.3, 1.6mm	Double Smooth V	Double Smooth V	Soft, Hard, Tubular
	$38.57	375980-017	.052", 1/16" 1.3, 1.6mm	Double Knurled V	Double Knurled V	Hard, Tubular
	$27.56	375980-023	.052", 1/16" 1.3, 1.6mm	Double Cog	Double Cog	Tubular
	$27.56	375980-005	1/16" 1.6mm	Flat	Double Smooth V	Hard
	$26.10	375980-034	1/16" 1.6mm	Double U	Double U	Soft Aluminum
	$39.32	375980-006	5/64" 2.0mm	Flat	Double Smooth V	Hard
	$35.36	375980-018	5/64" 2.0mm	Double Knurled V	Double Knurled V	Hard, Tubular
	$38.57	375980-019	3/32" 2.4mm	Double Knurled V	Double Knurled V	Hard, Tubular
	$33.11	375980-020	7/64" 2.8mm	Double Knurled V	Double Knurled V	Hard, Tubular
	$38.57	375980-021	1/8" 3.2mm	Double Knurled V	Double Knurled V	Hard, Tubular

MIG Guns

Buy	Price	Part #	Description
	$207.00	43340	TWECO Weldskill Gun assembly with 12ft cable (supplied with package), 300 Amp @ 30%
	$314.00	412-3545	TWECO #4 Weldskill Gun assembly with 12ft cable, 400 Amp @ 60%; gun lead MSAK-354 required
	$353.00	415-3545	TWECO #4 Weldskill Gun assembly with 15ft cable, 400 Amp @ 60%; gun lead MSAK-354 required
	$291.00	MS212-3545	Spraymaster Gun assembly with 12ft cable, 250 Amp @ 80%
	$291.00	MS215X3545	Spraymaster Gun assembly with 15ft cable, 250 Amp @ 80%
	$39.97	MSAK354	MIG gun control lead & 4 pin plug, Connection lead between TWECO MIG guns & Fabricator 190

On orders over $200.00.
CONUS, Standard Ground Shipping
Prices subject to change
Some products not kept in stock
Last update 16 July 2010

Buy	Price	Part #	Description
	$2,265.00	100048D-002	Fabricator 251, 300A Tweco® Weldskill MIG gun, 2 roll wire feed system, dual cylinder rack, 6ft (1.8m) gas hose, gas regulator/flowmeter, 10ft (3m) work lead.
	$2,730.00	W10251SG	Fabricator 251, Spool Gun, 300A Tweco® Weldskill MIG gun, 2 roll wire feed system, dual cylinder rack, 6ft (1.8m) gas hose, gas regulator/flowmeter, 10ft (3m) work lead.