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CIRCUIT BREAKER AS 9Y0951 - Caterpillar


9Y0951 CIRCUIT BREAKER AS Caterpillar parts 3126, 3208, 3306, 3406B, 3406C, 3406E, 3408, 3412, 3508, 3512, 3512B, 3516, AP-1000, C15, C27, C32
Rating:
29
Alternative (cross code) number:
CA9Y0951
9Y-0951
9Y0951
Caterpillar 9Y0951 CIRCUIT BREAKER AS
Weight: 0.20 pounds 0 kg.
Information:
AMPERAGE  40 
BUTTON DIAMETER  11.5  mm
MOUNT SPACING  39.98  mm
MOUNT THREAD SIZE  NO 8-32 
TERMINAL THREAD SIZE  NO 8-32 

Buy CIRCUIT BREAKER AS 9Y0951 Caterpillar genuine, new aftermarket tractor parts with delivery
ASPHALT PAVER, POWER MODULE,

Compare Prices: .

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$110.95

13 Aug 2025

US: obertstore
Replacement part for 5M2555 Breaker- 40 Amp Fits Caterpillar 9Y0951 Ap-1000 Ap-1050 561C 973 953 963 R2Aft192996
Generic High-quality spare parts designed for reliable everyday use. || Precision-engineered components that meet strict manufacturing standards. || Versatile design addressing a broad range of repair and maintenance needs. || Durable construction made from quality materials for consistent functionality. || Easy-to-install parts that simplify maintenance and repair processes.
$80.18

11 Aug 2025

US: Zbox Global, LL
5M2555 Circuit Breaker fits Caterpillar 143 3304 120C 125C 4A 6A 6S AP-800B D4E SR D6D SR 4 5 6 518 528 518C 528B 530B 613 613B 814 - Replaces 9Y0951
ZBOX 【DESIGNED TO REPLACE】 9Y0951 || 【FITMENT MODELS】 Fits Case 235 - Fits Caterpillar 143 - 518 - 528 - 613 - 814 - 983 - 3304 - 120B - 120C - 125C - 12F - 140B - 14E - 3304B - 3306B - 3408B - 4A - 518C - 528B - 530B - 561C - 561D - 571G - 572G - 583H - 583K - 594H - 613B - 6A - 6S - 941B - 951B - 951C - 955K - 955L - 963B - 966C || 【FITMENT MODELS】 Fits Caterpillar 966R - 977H - 977K - AP-1000 - AP-1050 - AP-800 - AP-800B - D3 - D4D - D4E SR - D5 - D5B - D5E - D6C - D6D - D6D SR - D6E - D7F - D7G - D8H - D8K - D9G - D9H - 120 - 12E - 140 - 215 - 225 - 245 - 594 - 930 - 931 - 941 - 953 - 955H - 980 - 980B - D4E - 4 - 5 - 6 || 【AMERICAN OWNED & OPERATED】Fully owned and operated within the United States, our business is dedicated to contributing to local economies, supporting American jobs, and fostering community growth. || 【PACK SIZE】This product is a pack of 1, making it easy to stock up and ensure you have the necessary parts on hand for maintenance.
$46.99

11 Aug 2025
0.08[0.04] pounds
US: Zbox Global, LL
5M2555 Circuit Breaker fits Caterpillar 143 3304 120C 125C 4A 6A 6S AP-800B D4E SR D6D SR 4 5 6 518 528 518C 528B 530B 613 613B 814 - Replaces 9Y0951
ZBOX 【DESIGNED TO REPLACE】 9Y0951 || 【FITMENT MODELS】 Fits Case 235 - Fits Caterpillar 143 - 518 - 528 - 613 - 814 - 983 - 3304 - 120B - 120C - 125C - 12F - 140B - 14E - 3304B - 3306B - 3408B - 4A - 518C - 528B - 530B - 561C - 561D - 571G - 572G - 583H - 583K - 594H - 613B - 6A - 6S - 941B - 951B - 951C - 955K - 955L - 963B - 966C || 【FITMENT MODELS】 Fits Caterpillar 966R - 977H - 977K - AP-1000 - AP-1050 - AP-800 - AP-800B - D3 - D4D - D4E SR - D5 - D5B - D5E - D6C - D6D - D6D SR - D6E - D7F - D7G - D8H - D8K - D9G - D9H - 120 - 12E - 140 - 215 - 225 - 245 - 594 - 930 - 931 - 941 - 953 - 955H - 980 - 980B - D4E - 4 - 5 - 6 || 【AMERICAN OWNED & OPERATED】Fully owned and operated within the United States, our business is dedicated to contributing to local economies, supporting American jobs, and fostering community growth. || 【QUALITY REPLACEMENT】Engineered for durability and performance, our parts meet or exceed OEM specifications. Ideal for construction and agriculture machinery, ensuring reliability and efficiency in tough working conditions.
Number on catalog scheme: 47
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Compatible equipment models: 9Y0951:

ASPHALT PAVER  AP-1000  
GENERATOR SET  3512B   C27   C32  
MARINE ENGINE  3406E   C15  
PETROLEUM GEN SET  C27   C32  
POWER MODULE  Caterpillar

Information:

Stopping Procedure for the EMCP3 Control Panel
Illustration 1 g01541775
Open the circuit breaker and remove the load from the generator.
When possible, allow the engine to operate without load for 3 minutes, in order to cool the engine. Then press the stop key (6).
The engine will stop and the lamp below the stop key will be illuminated. Note: The engine can have the ability to auto start. Ensure that the power supply is isolated before any service or repair is performed.
Turn the isolater keyswitch (23) to the OFF position. Stopping Procedure for the MCS Control Panel
Illustration 2 g01736905
MCS Control Module
(19) Stop key
(10) Isolator Keyswitch
Open the circuit breaker and remove the load from the generator.
When possible, allow the engine to operate without load for 3 minutes, in order to cool the engine. Note: Pressing the stop key bypasses the cooldown period.
Press and release the "Stop" key (19).
The LCD display will indicate "STOPPING". Note: If the engine fails to stop running, the LCD display will indicate "STOP FAILURE". The alarm will sound.
Once the engine has stopped, the LCD display will indicate "STOPPED". Note: The engine can have the ability to auto start. Ensure that the power supply is isolated before any service or repair is performed.
Turn the isolator keyswitch (10) to the OFF position.

Cat SIS web machinery list:

Caterpillar parts catalog
3512 Industrial Engine SR200001-UP
3208 Industrial Engine Naturally Aspirated 90N52893-UP
3408B Industrial Engine 67U11092-UP
3508 Industrial Engine 68Z00694-01092
3512 ENGINE 49Y00486-00925
3516 Industrial Engine 27Z00650-00791
3306 Industrial Engine 64Z05381-UP
3208 Industrial Engine 03Z10093-UP
3406E Marine Engine 9WR00001-UP
3406C Industrial Engine 6TB09857-UP
3412C Industrial Engine 38S16484-UP
3508 Industrial Engine 95Y01065-UP
3512 Industrial Engine 49Y00926-UP
3516 Industrial Engine 27Z00792-UP
3126 Industrial Engine CKK00001-UP
3512B Marine Engine Military NSC00001-UP
C15 Marine Engine RLA00001-UP
C32 Generator Set SXC00001-UP
C32 Generator Set WDR00001-UP
C27 Generator Set DWB00001-UP POWERED BY C27 Engine
C32 Power Module MED00001-UP
C27 Generator Set STR00001-UP
C32 Generator SET JSJ00001-UP
C32 50Hz Petroleum Generator Set PEK00001-UP POWERED BY C32 PET GENSET PETROLEUM
C32 Petroleum Generator Set 13200001-UP
C32 Power Module KNM00001-UP
C27 Generator Set T4Z00001-UP
C27 Petroleum Generator Set EGG00001-UP
C27 Rental Generator Set N1B00001-UP
C27 Petroleum Generator Set 12700001-UP
C32 Generator Set JAZ00001-UP
3508 Industrial Engine LDP00001-UP
3512 Industrial Petroleum PE200001-UP
3512 Industrial Petroleum PE300001-UP
3516 Industrial Engine BR300001-UP
3406C Industrial Engine 7T200001-UP
AP-1000 Asphalt Paver 1HD00001-UP (MACHINE) POWERED BY 3116 Engine
3208 Industrial Engine Naturally Aspirated 90N52893-UP
3408B Industrial Engine 67U11092-UP
3306 Industrial Engine 64Z05381-UP
3208 Industrial Engine 03Z10093-UP
3406C Industrial Engine 6TB09857-UP
3412C Industrial Engine 38S16484-UP


Parts circuit Caterpillar catalog:

6T3645 CIRCUIT BREAKER GP
130G, 3116, 3126B, 315B, 315B FM L, 315B L, 317B LN, 318B, 3208, 3304, 3304B, 3306, 3306B, 3406B, 3406C, 3406E, 3408, 3408B, 3408C, 3412, 3412C, 3412E, 3456, 3508, 3508B, 3512, 3512B, 3512C, 3516, 351...
2704535 CIRCUIT BREAKER AS
3306B, 3406C, 3412C, 3456, C27, G3406, G3412
6T3644 CIRCUIT BREAKER AS
120H, 120M, 12H, 12H NA, 12M, 135H, 140G, 140H, 140H NA, 140M, 143H, 14H, 14M, 160H, 160M, 163H, 16H, 16M, 2290, 2390, 2391, 2491, 24M, 2590, 30/30, 3114, 3116, 3126, 3208, 320B, 3304, 3304B, 3306, 33...
6T3642 CIRCUIT BREAKER AS
12H, 140H, 160H, 30/30, 3114, 3116, 3126, 3208, 3304, 3304B, 3306, 3306B, 3406, 3406B, 3406C, 3408, 3408C, 3412, 3412C, 3412D, 3508, 3508C, 3512, 3512C, 3516, 3516B, 3606, 3608, 3612, 3616, 5130B, 523...
3T2662 CIRCUIT BREAKER AS
10 FT, 120G, 120H, 120H ES, 120H NA, 120M, 12G, 12H, 12H ES, 12H NA, 12M, 130G, 135H, 135H NA, 140G, 140H, 140H ES, 140H NA, 140M, 143H, 14G, 14H, 14H NA, 14M, 160G, 160H, 160H ES, 160H NA, 160M, 163H...
9S4693 CIRCUIT BREAKER AS
120H, 120H ES, 120H NA, 12H, 12H ES, 12H NA, 135H, 135H NA, 140H, 140H ES, 140H NA, 143H, 14H NA, 160H, 160H ES, 160H NA, 163H NA, 16H NA, 24H, 30/30, 320B, 325B L, 330B L, 345B, 345B II, 345B II MH, ...
1712210 CIRCUIT BREAKER AS
1090, 1190, 1190T, 120H, 120M, 120M 2, 1290T, 12H, 12M, 12M 2, 12M 3, 12M 3 AWD, 135H, 1390, 140H, 140M, 140M 2, 140M 3, 140M 3 AWD, 143H, 14H, 14M, 160H, 160M, 160M 2, 160M 3, 160M 3 AWD, 163H, 16H, ...
1712208 CIRCUIT BREAKER AS
216, 228, 236, 247, 248, 267, 287, 301.5, 302.5, 303, 304, 305, 305.5, 306, 306E, 307, 307C, 307D, 308C, 308D, 311C, 311D LRR, 311F LRR, 3126B, 312C, 312C L, 312D, 312D L, 312D2, 312D2 GC, 312D2 L, 31...
1712212 CIRCUIT BREAKER AS
1090, 1190, 1190T, 120K, 120K 2, 1290T, 12K, 1390, 140H, 140K, 140K 2, 143H, 14H, 160H, 160K, 163H, 16H, 216B, 226B, 2290, 232B, 236B, 2384C, 2390, 2391, 242B, 2470C, 247B, 2484C, 2491, 24H, 252B, 257...
6T3643 CIRCUIT BREAKER AS
120H, 12H, 135H, 140H, 143H, 14H, 160H, 163H, 16H, 24H, 30/30, 3116, 3126, 3126B, 3176C, 3196, 3208, 320D, 320D FM, 324D FM, 324D FM LL, 325D FM, 325D FM LL, 3304, 3304B, 3306, 3306B, 3406E, 3408B, 34...
8T7439 CIRCUIT BREAKER AS
10 FT, AP-1000, AP-1200, AP-800
9H1958 CIRCUIT BREAKER GP
216, 236, 301.5, 302.5, 303.5, 304.5, 3126, 3208, 3304B, 3306, 3306B, 3406B, 3406C, 3408, 3412, 3412C, 3508, 3508B, 3508C, 3512, 3512B, 3512C, 3516, 3516B, 428C, 438C, 615, 621B, 621R, 627B, 633D, 637...
6T3642 CIRCUIT BREAKER AS
12H, 140H, 160H, 30/30, 3114, 3116, 3126, 3208, 3304, 3304B, 3306, 3306B, 3406, 3406B, 3406C, 3408, 3408C, 3412, 3412C, 3412D, 3508, 3508C, 3512, 3512C, 3516, 3516B, 3606, 3608, 3612, 3616, 5130B, 523...
6T3644 CIRCUIT BREAKER AS
120H, 120M, 12H, 12H NA, 12M, 135H, 140G, 140H, 140H NA, 140M, 143H, 14H, 14M, 160H, 160M, 163H, 16H, 16M, 2290, 2390, 2391, 2491, 24M, 2590, 30/30, 3114, 3116, 3126, 3208, 320B, 3304, 3304B, 3306, 33...
1N9770 CIRCUIT BREAKER AS
3114, 3116, 3126B, 3208, 3304, 3304B, 3306, 3306B, 3406, 3406B, 3406C, 3408, 3408C, 3412, 3412C, 3456, 3508, 3508B, 3508C, 3512, 3512B, 3512C, 3516, 3516B, 621, 621B, 623B, 627B, 637D, 988B, C-12, C15...
9S4693 CIRCUIT BREAKER AS
120H, 120H ES, 120H NA, 12H, 12H ES, 12H NA, 135H, 135H NA, 140H, 140H ES, 140H NA, 143H, 14H NA, 160H, 160H ES, 160H NA, 163H NA, 16H NA, 24H, 30/30, 320B, 325B L, 330B L, 345B, 345B II, 345B II MH, ...
7T9251 CIRCUIT BREAKER AS
65, 65C, 70C, 75, 75C, 85C, AP-1000, AP-1050
1266618 CIRCUIT BREAKER AS
65C, 75C, 75D, 85C, 85D
9U3673 CIRCUIT BREAKER AS
65C, 75C, 75D, 85C, 85D
9U3674 CIRCUIT BREAKER AS
65C, 75C, 75D, 85C, 85D
3T2662 CIRCUIT BREAKER AS
10 FT, 120G, 120H, 120H ES, 120H NA, 120M, 12G, 12H, 12H ES, 12H NA, 12M, 130G, 135H, 135H NA, 140G, 140H, 140H ES, 140H NA, 140M, 143H, 14G, 14H, 14H NA, 14M, 160G, 160H, 160H ES, 160H NA, 160M, 163H...
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