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Cobra® MX - Gun to Wire Feeder / MIG Welder Connectivity

All Cobramatic® and Cobramatic compatible guns are available in lengths of 15 ft, 25 ft, 35 ft  and 50 ft.
Gun Lead Connections - Available for different Wire Feeders/MIG Welders.

Lincoln Compatible guns used with Lincoln Power Feed 25M (model K2536-4) require a kit for adaptability. Call factory for details.

Gun Connections
Cobra MX Classic Cup
Connectors
Air Cooled
Length / Model
Air Cooled
Connectors
Water Cooled
Length / Model
Water Cooled
Cobra MX Welding Gun MK Cobramatic Connections-ac MK Cobramatic
15 ft (4.6 m) 266-815
25 ft (7.6 m) 266-825
35 ft (10.7 m) 266-835
50 ft (15.2 m) 266-850
MK Cobramatic Connections-wc MK Cobramatic
15 ft (4.6 m) 262-815
25 ft (7.6 m) 262-825
35 ft (10.7 m) 262-835
50 ft (15.2 m) 262-850
Cobra MX Welding Gun Lincoln Connector-ac Lincoln, 7 Pin
15 ft (4.6 m) 276-815
25 ft (7.6 m) 276-825
35 ft (10.7 m) 276-835
50 ft (15.2 m) 276-850
Lincoln Connector-wc Lincoln, 7 Pin
15 ft (4.6 m) 278-815
25 ft (7.6 m) 278-825
35 ft (10.7 m) 278-835
50 ft (15.2 m) 278-850
Cobra MX Welding Gun Miller Connector-ac Miller, 14 Pin
15 ft (4.6 m) 280-815
25 ft (7.6 m) 280-825
35 ft (10.7 m) 280-835
50 ft (15.2 m) 280-850
Miller Connector-wc Miller, 14 Pin
15 ft (4.6 m) 282-815
25 ft (7.6 m) 282-825
35 ft (10.7 m) 282-835
50 ft (15.2 m) 282-850
Cobra MX Welding Gun Fronius Connector-ac Fronius, 9 Pin
15 ft (4.6 m) 284-815
25 ft (7.6 m) 284-825
35 ft (10.7 m) 284-835
50 ft (15.2 m) 284-850
Fronius Connector-wc Fronius, 9 Pin
15 ft (4.6 m) 286-815
25 ft (7.6 m) 286-825
35 ft (10.7 m) 286-835
50 ft (15.2 m) 286-850
Gun Connections
Cobra MX MAX Cup
Connectors
Air Cooled
Length / Model
Air Cooled
Connectors
Water Cooled
Length / Model
Water Cooled
Cobra MX Welding Gun MK Cobramatic Connections-ac MK Cobramatic
15 ft (4.6 m) 267-815
25 ft (7.6 m) 267-825
35 ft (10.7 m) 267-835
50 ft (15.2 m) 267-850
MK Cobramatic Connections-wc MK Cobramatic
15 ft (4.6 m) 263-815
25 ft (7.6 m) 263-825
35 ft (10.7 m) 263-835
50 ft (15.2 m) 263-850
Cobra MX Welding Gun Lincoln Connector-ac Lincoln, 7 Pin
15 ft (4.6 m) 277-815
25 ft (7.6 m) 277-825
35 ft (10.7 m) 277-835
50 ft (15.2 m) 277-850
Lincoln Connector-wc Lincoln, 7 Pin
15 ft (4.6 m) 279-815
25 ft (7.6 m) 279-825
35 ft (10.7 m) 279-835
50 ft (15.2 m) 279-850
Cobra MX Welding Gun Miller Connector-ac Miller, 14 Pin
15 ft (4.6 m) 281-815
25 ft (7.6 m) 281-825
35 ft (10.7 m) 281-835
50 ft (15.2 m) 281-850
Miller Connector-wc Miller, 14 Pin
15 ft (4.6 m) 283-815
25 ft (7.6 m) 283-825
35 ft (10.7 m) 283-835
50 ft (15.2 m) 283-850
Cobra MX Welding Gun Fronius Connector-ac Fronius, 9 Pin
15 ft (4.6 m) 285-815
25 ft (7.6 m) 285-825
35 ft (10.7 m) 285-835
50 ft (15.2 m) 285-850
Fronius Connector-wc Fronius, 9 Pin
15 ft (4.6 m) 287-815
25 ft (7.6 m) 287-825
35 ft (10.7 m) 287-835
50 ft (15.2 m) 287-850

Fittings and Hose Retainer

Fittings: For Water Cooled Connections: MK Products compatible guns have
interchangeable fittings, so you can match as needed for your cooler.

Hose Retainer: Both fittings require a hose retainer. Call factory for pricing.

Retainer Part Number Fitting Part Number Fitting Part Number
431-1898 431-1898
5/16” Hose Retainer
Quick Connect Fitting 431-1910 431-1910
Quick Connect
Fitting
753-3379 Fitting with Nipple 431-1893 431-1893* Nipple
753-3379* Left-Hand
Threaded Fitting
*Must be ordered together
Both Fittings with Retainer Both fittings shown with a hose retainer
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