OTTO Relay 4654039 for Hitachi ZX870 ZX850 ZX800 ZX990 Excavator Electrical Relay Control Relay Kit

OTTO Relay 4654039 for Hitachi ZX870 ZX850 ZX800 ZX990 Excavator Electrical Relay  Control Relay Kit

OTTO Sensor 7861‑93‑3320 (also identified as 7861933320) is a high‑quality engine sensor designed for Hitachi excavator models including the ZX200, ZX210, ZX240, and ZX270. This precision‑engineered sensor plays a critical role in the engine management system by monitoring key operating parameters such as temperature, pressure, or position, ensuring accurate data transmission for optimal engine performance and efficiency. Manufactured to meet strict OEM‑level standards, it provides reliable operation, fast response times, and excellent durability even under the heavy‑duty conditions typical of construction and excavation work. This engine sensor is an essential replacement part for maintaining the performance, reliability, and longevity of Hitachi excavator enginesOTTO Dial Control 7825‑30‑1302 (also identified as 7825301302) is a high‑quality throttle control dial designed for Komatsu excavator models including the PC200, PC210, PC220, and PC240. This durable and precise control dial allows the operator to easily adjust engine speed and control machine performance during operation. Manufactured to meet OEM‑level standards, it features reliable construction, smooth operation, and excellent resistance to vibration and wear, ensuring long‑lasting performance even in harsh working conditions. This throttle control dial is an essential replacement part for maintaining precise engine control and ensuring the efficient operation of Komatsu excavatorsOTTO Exhaust Valve 1‑12552109 (also identified as 112552109) is a high‑quality replacement exhaust valve designed for Isuzu 6WG1 engines, commonly used in Hitachi excavator models including the ZX450, ZX470, ZX870, and ZX850. This precision‑engineered valve plays a critical role in the engine’s combustion process by controlling the flow of exhaust gases, ensuring efficient performance, proper emissions, and optimal engine power. Manufactured to meet strict OEM‑level standards, it offers excellent durability, heat resistance, and reliable sealing performance even under the heavy‑duty operating conditions typical of large‑scale construction and mining applications. This exhaust valve is an essential component of a complete engine valve set and is ideal for maintaining the performance, reliability, and longevity of Isuzu 6WG1 engines in Hitachi excavatorsOTTO 2802748 (also identified as 280‑2748) Piston Cooling Nozzle is a high‑quality oil cooling nozzle jet designed for Caterpillar (CAT) equipment, including the 325D and 329D excavators, as well as the C7 and 3126B engines. This precision‑engineered component sprays a directed stream of oil onto the underside of the pistons, effectively reducing operating temperatures, preventing overheating, and improving overall engine durability. Manufactured to meet strict OEM‑level standards, it provides reliable oil flow, consistent cooling performance, and excellent resistance to heat and wear even under the heavy‑duty conditions of construction and excavation work. This piston cooling nozzle is an essential replacement part for maintaining optimal engine temperature control and ensuring the longevity of CAT C7 and 3126B enginesOTTO Tappet Guide 6745‑41‑2151 (also identified as 6745412151) is a high‑quality valve tappet guide designed for Komatsu excavator models including the PC200, PC210, PC220, and PC240. This precision‑engineered component provides stable and accurate guidance for the engine’s valve tappets, ensuring smooth operation, proper valve timing, and reliable engine performance. Manufactured to meet strict OEM‑level standards, it offers excellent durability, wear resistance, and dimensional accuracy even under the heavy‑duty operating conditions of construction and excavation work. This tappet guide is an essential replacement part for maintaining the integrity of the valve train and ensuring the efficient, long‑lasting operation of Komatsu excavator enginesOTTO Pitcher Plant SL330LC‑V is a high‑quality bucket teeth holder designed for Sumitomo excavator models including the SL330LC‑V, SL350, SL380, and SL400. This durable and robust component securely holds the bucket teeth in place, ensuring efficient digging performance, reduced wear, and reliable operation even in the toughest working conditions. Manufactured to meet strict quality standards, it offers excellent strength, impact resistance, and long service life, making it an essential replacement part for maintaining the productivity and durability of Sumitomo excavator bucketsOTTO Seal 702‑16‑71150 (also identified as 7021671150) is a high‑quality hydraulic seal designed for Komatsu excavator models including the PC200‑8, PC210, PC220, and PC240. This seal is part of a hydraulic seal kit and includes O‑rings and sealing rings that provide reliable leakage prevention and ensure the integrity of the hydraulic system. Manufactured to meet strict OEM‑level standards, it offers excellent resistance to pressure, oil, heat, and wear, ensuring long‑lasting performance even under the heavy‑duty conditions of construction and excavation work. This hydraulic seal is an essential replacement part for maintaining the efficiency, reliability, and safety of Komatsu excavator hydraulic systemsOTTO Seal 702‑16‑71160 (also identified as 7021671160) is a high‑quality hydraulic seal designed for Komatsu excavator models including the PC200‑8, PC210, PC220, and PC240. This seal is part of a hydraulic seal kit and includes O‑rings and sealing rings that provide reliable leakage prevention and ensure the integrity of the hydraulic system. Manufactured to meet strict OEM‑level standards, it offers excellent resistance to pressure, oil, heat, and wear, ensuring long‑lasting performance even under the heavy‑duty conditions of construction and excavation work. This hydraulic seal is an essential replacement part for maintaining the efficiency, reliability, and safety of Komatsu excavator hydraulic systemsOTTO Relay 4654039 is a high‑quality electrical control relay designed for Hitachi excavator models including the ZX870, ZX850, ZX800, and ZX990. This durable relay is an essential component of the machine’s electrical system, responsible for controlling power distribution to various circuits and ensuring reliable operation of critical equipment functions. Manufactured to meet strict OEM‑level standards, it offers excellent performance, stability, and resistance to vibration, heat, and electrical stress, even under the heavy‑duty conditions of large‑scale construction and mining applications. This control relay is an ideal replacement part for maintaining the electrical system integrity and overall reliability of Hitachi excavators

Guangzhou Otto Engineering Machinery Equipment Co.,Ltd, is a leading manufacturer and distributor of earthmoving parts and equipment in Guangzhou, China. It consists of 3 sister companies, serving many well-known distributors at home and abroad. With more than 20 years of production and distribution experience, OTTO has cultivated an experienced engineer team and a professional sales team, which can ensure the highest service with the highest quality, competitive price and prompt delivery. At the same time, it also supplies parts to the Chinese market, and many Chinese trading companies order from our company. 

Come with us, the best service, the best price, the best supplier you can enjoy !

1.TECHNICAL SERVICE
We provide modification technology service, the product has been tested modifed, the engine can be directly installed and used.
2.CERTIFICATE
With Export certificate License.Double confirmation before shipping, if we sent the wroncparts we will send corect one.
3.SERVICE TEAM
With professional after-sale team, will help you to trace the goods. And our engineers will assist with any installation issues.
4.TECHNICAL SERVICE
Free Sample is acceptable.We serves manywell-known Hitachi Komatsu Caterpillar Kobelco in your country.

Access our comprehensive Excavator Parts Book covering 50,000+ validated OEM references for Komatsu, CAT, Hitachi, Volvo, and Doosan machinery – cross-search by part number (e.g., Komatsu 111-10-11310), machine model (CAT 320D/EX200-5), or component type (hydraulic pumps, track links, engine rebuild kits) with real-time 3D diagram support. Engineered for zero-mismatch fitment across critical assemblies including Isuzu 6BG1T/Cummins QSB6.7 power systems, ISO-certified undercarriages, and Komatsu HMB-series hydraulic valves, all backed by 24/7 technical interpretation and downloadable PDF catalogs with MOQ/pricing.

At OTTO, we specialize in excavator machinery parts with a global clientele. Our superior products have garnered acclaim worldwide for their quality, durability, and precision engineering. Customers praise our extensive range of parts, from travel reduction gearboxes to hydraulic components, ensuring optimal performance. With a commitment to excellence, we offer top-notch warranties, secure shipping options, and efficient delivery times. Join our satisfied customers worldwide who rely on OTTO for top-tier excavator parts and exceptional service.

The following questions may be the answers you want to know !
Let me answer for you !

Q1:What can you buy from us?
A:We are professional dealer in excavator parts, such as desel engine assy,hydraulic pump, hydraulic control valvetravel
motor,diesel fuel system,gearbox parts, swing gearbox motor parts, electrical parts, engine parts, used
excavator,etc.

Q2:How long is the warranted time?
A:For natural broken,Warranty 3-12 months any quality problem will offer support freely.

Q3:What's the shipping way you can offer?
A:(1) Big order: By sea or by air.(It can reduce the costs).
(2) Small order:DHL,TNT,UPS,FEDEX,EMS,ARAMEX.
Q4:What's the terms of the transaction?
A:EXW,FCA,FAS,FOB, C&F,CIF,CPT,CIP,DAF,DES,DDP.
 
Q5:How about the lead time?
A:(1) ln stock: 1-3 days.Always in 24 hours.
(2) Out of stock: lt's according to your quantity, and we have cooperated with factory,We will let you know when we quote.