Technical Parameters

Rated Current	CO₂	500A
	Mixed Gas	420A
Duty Cycle		60%
Diameter of Applicable Welding Wire		1.2-1.6mm

Model

Description	Part No.
	3 m	4m	5m
Welding Gun Coupled with OTC Fitting	ND-500D-3	ND-500D-4	ND-500D-5

Nozzle

No.	Part No.	Description
A	KA5119	19mm

Contact Tip

No.	Part No.	Description
B	KB2212 *	1.2mm M6 Ecu
	KB2214	1.4mm M6 Ecu
	KB2216	1.6mm M6 Ecu
	KB2212L	1.2mm M6 CuCrZr
	KB2214L	1.4mm M6 CuCrZr
	KB2216L	1.6mm M6 CuCrZr

Liner

No.	Part No.	Description
C	DR3212-3	Steel Liner 1.0-1.2mm×3m
	DR5216-3 *	Steel Liner 1.2-1.6mm×3m
	DR5316-3	Teflon Liner 1.2-1.6mm×3m

Component

No.	Part No.	Description
1	Q1119	Gasket
2	KD5001	Diffuser
3	KE5001 *	Insulator
	DE5001	Insulator
4	Q508015S	O Ring 8×1.5
5	DF5211	Front Torch Tube
6	DF5212	Conductor Tub 55°
7	DF5255	Torch Neck Assembly 55°
8	Q711 *	Switch, OMRON
	Q721	Switch
9	DJ3001	Trigger
10	Q60512	Trigger Spring
11	DH3102	Handle
12	DS3101	Front Spring Cable Support
13	DL5030	Cable Assembly 3m
14	DS3201	Back Spring Cable Support
15	DH3202	Back Handle
16	EH2211	Screw M4×6
17	DP3001	Torch Plug Nut
18	DU3001	OTC Torch Plug
19	Q531518	O Ring 3.15×1.8
20	Q504018	O Ring 4×1.8
21	DU3013	Nut

Note: * denotes standard build.

North is an experienced 500A air cooled CO₂ welding gun manufacturer and supplier in China. Our company provides a wide range of products, including fixed nozzle welding gun, light duty rotary turntable welding positioner, welding pipe rotator, and more.

Related Names:
Carbon Dioxide Nature Cooled Wire Pushing Welding Tool | CO₂ Convection Cooled Gas Protection Welding Pistol | Carbon Dioxide Natural-cooled Wire Torch | CO₂ Convection-cool Pushing-wire Torch