1496371 Switch As Fits Caterpillar Models

One New Aftermarket Replacement Pressure Switch Assembly for Caterpillar (Cat) Construction Equipment

This aftermarket replacement pressure switch assembly (Cat part number 149-6371 / 1496371) is a low-pressure shutoff switch used in the air conditioning system on a wide range of Caterpillar construction and earthmoving equipment. The switch is normally open and closes or opens based on system pressure, protecting the A/C compressor from low-refrigerant damage. It mounts via M12 x 1.5 thread and uses a 2-pin DT connector with pigtail.

Specifications

• Type: Normally Open low-pressure switch
• Actuation Pressure (closes): approx. 12 psi / 103.4 kPa
• Actuation Pressure (opens): approx. 6 psi
• Thread Size: M12 x 1.5
• Hex Size: 14.3 mm (0.56 in)
• Connector: 2-Pin DT medium with pigtail
• Medium: Oil, Fuel, and Air

Compatible Models

Caterpillar Motor Graders: 12K, 12M, 12M 2, 12M 3, 12M 3 AWD, 14M, 120K, 120K 2, 120M, 120M 2, 140K, 140K 2, 140M, 140M 2, 140M 3, 140M 3 AWD, 160K, 160M, 160M 2, 160M 3, 160M 3 AWD, 16M, 24M

Caterpillar Skid Steer Loaders: 226D, 226D3, 232D, 232D3, 236D, 236D3, 239D, 239D3, 242D, 246C, 246D, 246D3, 249D, 249D3, 256C, 257D, 257D3, 259D, 259D3, 262C, 262C2, 262D, 262D3, 272C, 272D, 272D2, 272D2 XHP, 272D3, 272D3 XE, 272D XHP

Caterpillar Multi-Terrain / Compact Track Loaders: 279C, 279D, 289C, 289D, 289D3, 297C, 297D, 297D2, 297D2 XHP, 297D XHP, 299C, 299D, 299D2, 299D2 XHP, 299D3, 299D3 XE, 299D XHP

Caterpillar Wheel Loaders: 906, 908, 924K, 926M, 930K, 930M, 938K, 938M, 950 GC, 950K, 950L, 950M, 950M Z, 962, 962K, 962L, 962M, 962M Z, 966 GC, 966K, 966K XE, 966L, 966M, 966M XE, 972K, 972L, 972M, 972M XE, 980K, 980K HLG, 980L, 980M, 982M, 986, 986K, 988GC, 988K, 988K XE, 990K, 992K, 993K, 994H, 994K

Caterpillar Wheel Dozers: 834K, 844K, 854K

Caterpillar Crawler Dozers: D6K, D6T, D7E, D7E LGP, D9T, D11R, D11T

Caterpillar Crawler Loaders: 953D, 963D, 973D

Caterpillar Backhoe Loaders: 415, 415F2, 415F2 IL, 416, 416F, 416F2, 420, 420E, 420F, 420F2, 420XE, 427F2, 428, 428F, 428F2, 430, 430E, 430F, 430F2, 432, 432F, 432F2, 434, 434F, 434F2, 440, 444, 444F

Caterpillar Wheel-Type Skidders: 525D, 535D, 545D, 555D

Caterpillar Wheel Tractor-Scrapers: 613G, 621G, 621H, 621K, 623G, 623H, 623K, 623K LRC, 627G, 627H, 627K, 627K LRC, 631G, 631K, 637G, 637K, 651E, 657G

Caterpillar Paving Compactors: CP-56, CP-64, CP-74, CP-76, CP11, CP11 GC, CP12 GC, CS-56, CS-64, CS-74, CS-76, CS10, CS10 GC, CS11, CS11 GC, CS12, CS12 GC, CW-34, CW34

Caterpillar Earthmoving Compactors: 815K, 816K, 825K, 826K, 836K

Caterpillar Telehandlers: TH220B, TH330B, TH340B, TH350B, TH355B, TH360B, TH460B, TH560B, TH580B

Caterpillar Engines (Marine/Industrial): C9, C11, C13, C15, C18, C27, C32, C175, C3.8, C4.4, C6.6, C7.1, C7.2, C9.3, C9.3B, 3054, 3512, 3512E, 3516

Caterpillar Excavators and Large Mining Shovels: 5130B, 5230B

Replaces Part Number(s):

149-6371, 1496371

Aftermarket Interchange Numbers

850-8028, 15809, 220-455, B1W7D, 129334, T6878

New aftermarket replacement part - not remanufactured, not used.