
Part Name: Switch Ass'y
Part No: E305/306
Applicable Models: PC40/50
Delivery Options : Express freight / Standard (sea) Freight
Condition/Options: New/ OEM replacement / Genuine original
MOQ : 1 Piece
Growshine International Quality Switch Ass'y E305/306 PC40/50, E305306PC4050 for Caterpillar Excavators (E305, E306) and Komatsu Equipment (PC40, PC50)
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Growshine International offers professional services for Custom Design and Development of various spare parts, including complex electrical assemblies and mechanical components like the Switch Ass'y E305/306 PC40/50. Send us your specifications for tailor-made solutions for your engineering mechanical parts, heavy truck parts, farm equipment components, and automotive accessories.
Premium Quality Switch Ass'y E305/306 PC40/50 from Growshine International
Growshine International, a leading name in the global trade of engineering mechanical parts, heavy truck parts, agriculture machine parts, and automotive parts, proudly presents the high-specification Switch Ass'y E305/306 PC40/50. This essential electrical component is perfectly suited for popular construction equipment, specifically the Caterpillar models E305 and E306 excavators, as well as Komatsu machines like the PC40 and PC50 mini-excavators. Ensuring reliable operation and seamless integration, the part numbers are clearly identified as E305/306 PC40/50 and E305306PC4050. We are committed to providing durable, OEM-quality replacement parts that meet the stringent demands of heavy-duty applications, helping you keep your equipment running with minimal downtime.
We supply a wide range of components from engine parts to hydraulic components, specializing in high-demand items for various heavy equipment models.
Detailed Specifications and Cross-Reference for Switch Ass'y E305/306 PC40/50
Our featured product, the Switch Ass'y E305/306 PC40/50 (also known as E305306PC4050), is a vital component for the electrical system of your Caterpillar E305 and E306 excavators, and Komatsu PC40 and PC50 machinery. This assembly ensures proper control and switching functions within the machine's cabin. As part of our comprehensive inventory of engineering machinery electrical parts, we focus on components that offer long service life and exceptional performance under tough working conditions. Finding the right replacement part is crucial for construction equipment maintenance, and with our clear part identification, Switch Ass'y E305/306 PC40/50, you can be sure of compatibility. Growshine International is your reliable partner for high-quality excavator spare parts, heavy-duty truck engine components, tractor transmission parts, and commercial vehicle electrical systems. We aim to be the first choice for reliable machinery parts suppliers globally.
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Product Knowledge: The Role of a Switch Assembly
A Switch Ass'y (Switch Assembly) like the E305/306 PC40/50 is a critical interface located typically in the operator's cabin or on a control panel. It is responsible for controlling various electrical functions of the equipment, which can include starting the engine, operating the lights, engaging auxiliary hydraulics, controlling the wiper, or managing other electronic features. A failure in this assembly can lead to loss of vital machine functions, underscoring the need for a high-quality, reliable replacement like the one offered by Growshine International for your Caterpillar E305/E306 or Komatsu PC40/PC50.
Key Accessory Terminology Explained (Growshine International Parts Focus)
Final Drive Assembly: (Engineering Mechanical) Converts hydraulic motor power to rotational motion for the tracks/wheels, located on the chassis side. Example: Caterpillar 345D Final Drive Motor.
EGR Valve (Exhaust Gas Recirculation Valve): (Heavy Truck/Automotive) Controls the amount of exhaust gas that is routed back into the engine's intake manifold, located on the engine block. Example: Freightliner Cascadia DD15 EGR Valve.
Hydraulic Pump: (Engineering Mechanical/Agricultural) Generates the necessary fluid flow and pressure to power hydraulic cylinders and motors, located near the engine or on the gearbox. Example: John Deere 8320R Hydraulic Main Pump.
Turbocharger: (Engineering Mechanical/Heavy Truck/Automotive) Increases an engine's power by forcing more compressed air into the combustion chamber, mounted on the exhaust manifold. Example: Volvo VNL D13 Turbocharger.
Fuel Injector: (All Sectors) Sprays atomized fuel into the engine's combustion chamber or intake manifold, located in the cylinder head. Example: Cummins QSK60 Fuel Injector.
Air Compressor: (Heavy Truck/Engineering Mechanical) Supplies compressed air for the braking system and auxiliary functions, typically mounted to the engine. Example: Kenworth T680 PACCAR MX-13 Air Compressor.
Steering Knuckle: (Automotive/Heavy Truck) Provides a pivot point for the front wheels and connects to the suspension and steering components, located in the front suspension assembly. Example: Ford F-150 Steering Knuckle.
Clutch Plate: (Heavy Truck/Automotive) A friction disc that transfers rotational motion from the flywheel to the transmission, located within the clutch assembly between the engine and transmission. Example: Mack Anthem MP8 Clutch Plate.
Radiator: (All Sectors) Dissipates heat from the engine coolant to prevent overheating, located at the front of the vehicle/machine. Example: Kubota M7-171 Radiator.
Solenoid Valve: (Engineering Mechanical/Agricultural) An electro-mechanically operated valve that controls the flow of fluids or gas, often found within hydraulic or pneumatic circuits. Example: JCB 3CX Solenoid Valve.
As experts in engineering mechanical parts, Growshine International ensures that our clients receive the correct and highest quality components for their maintenance and repair needs.
Equipment Troubleshooting Guide: Komatsu PC40 Excavator - Loss of Hydraulic Power
Equipment & Model: Komatsu PC40 Mini Excavator
Issue: Sudden or gradual loss of hydraulic working power, especially noticeable under load or when performing multiple functions simultaneously (e.g., boom lift and swing).
Possible Cause & Solution:
Clogged Hydraulic Filter or Low Hydraulic Fluid: Check the hydraulic oil level and inspect the return and pilot filters. Replace filters and top up fluid with the correct specification oil if necessary. A simple maintenance item can often lead to Komatsu PC40 hydraulic system failures.
Main Hydraulic Pump Failure: If power loss is severe and accompanied by unusual noise (whining or rattling), the main hydraulic pump might be worn or damaged. The pump (e.g., Komatsu PC40 Hydraulic Main Pump) needs professional assessment, possible repair, or replacement.
Pilot Control Pressure Issue: Low pilot pressure can prevent the main control valves from shifting correctly. Check the pilot filter and the relief valve settings for the pilot system.
Regular checks of fluid quality and filter replacement are essential to prevent costly hydraulic pump failures in your Komatsu PC40 mini excavator.
Growshine International - Your Source for All Machinery Relays and Electrical Parts
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From the featured Switch Ass'y E305/306 PC40/50 to a full line of relays and sensors, Growshine is your comprehensive supplier for electrical system components in engineering equipment and heavy trucks.
Growshine International Business Scope and Product Queries
Growshine International (格莳国际) specializes in the import and export trade of high-quality spare parts for various industries, including engineering machinery配件, 重卡配件, 农机配件, and 汽车配件. We maintain strong partnerships with top-tier manufacturers to ensure the best possible components, from the smallest switch like the E305/306 PC40/50 Switch Ass'y to large engine assemblies.
Explore our extensive product lines:
Turbocharger Brands: We supply top-brand turbochargers. Click to view Garrett, Holset, BorgWarner, 3K, Schwitzer, IHI, Mitsubishi, Hitachi, CZ, Toyota, Komatsu, Bosch Mahle Turbocharger Brands.
Garrett Turbocharger: Need to find a specific Garrett turbocharger part? Click to query Garrett turbocharger parts.
Cummins Turbocharger: For Cummins engine turbochargers and components. Click to query Cummins turbocharger parts.
KALMAR Products: Explore our range of KALMAR lifting equipment parts. Click to view the KALMAR product list.
Hydraulic Parts: Specializing in hydraulic components and systems. Click to view our hydraulic products.
Hydraulic Pump Products: Comprehensive selection of hydraulic pumps and related parts. Click to view hydraulic pump related products.
Caterpillar Products: Essential parts for your Caterpillar fleet, including the E305 Switch Ass'y. Click to view Caterpillar products.
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