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5580020055
Cummins
5580020055
Hello, Mine Owners and Maintenance Chiefs! I am the supplier who specializes in solving problems like "failure to start," "lack of power," "black smoke," and "high water temperature." Today, I’m recommending a "core component that gives old equipment a second lease on life"—the Heavy-Duty Diesel Power Unit for Construction Machinery.
Anyone in construction knows that whether equipment works well depends entirely on how strongly this "heart" beats. Many cheap power units on the market look similar on paper but are actually refurbished units or assembled parts. The block has been patched, the crankshaft straightened, and the injectors are substandard. Once installed, it runs fine at first but starts burning oil and losing RPMs after two months, eventually leaving you stranded on the job site with no help in sight. Our power unit is specifically engineered for "back-breaking labor" like excavators and loaders. It doesn't just run; it runs steadily, sips fuel, and lasts long. Choose us to give your equipment a "strong heart transplant," ensuring it remains powerful and never strands you, even under high-load, around-the-clock operation.
Cast Iron Block: High Rigidity, Minimal Vibration:
The engine is the primary vibration source; the block must be stable.
Material: The entire unit uses a high-strength cast iron block. This material is thick and solid, with a low resonance frequency. Even if you're running at full speed on a mine's rough terrain, the engine won't wobble, crack, or leak oil.
Process: Critical areas undergo aging treatment to relieve internal stress. This ensures the block won't deform under high temperatures and pressure, maintaining consistent piston-to-cylinder clearance.
Black Spray-Paint: Corrosion Resistant, Oil Resistant, Durable:
The engine bay is a harsh environment, full of oil, water vapor, and dust.
Surface: Finished with black spray-paint treatment. This coating has extreme adhesion, resisting oil and acid/alkali. Even if you wash it daily with a high-pressure washer or have oil leaks, it won't rust or corrode. It looks sharp, impressing clients with your well-maintained equipment.
Stable Power Output: High Torque, Fuel Efficient:
Construction machinery fears "a small horse pulling a big cart."
Performance: Our power unit delivers strong low-end torque. Whether digging hard soil or loading rocks, it responds the moment you press the pedal—never bogging down.
Economy: The fuel system is finely tuned for optimal atomization and combustion. For the same job, our unit consumes two liters less fuel than others. Don't underestimate those two liters; over a year, the savings could buy you several engines.
High Reliability: Rugged and Tough:
Cooling: The water-cooling system offers high heat dissipation efficiency. Even if you're working in the desert, the water temperature stays stable—no boiling over.
Starting: Equipped with a high-power starter motor and performance battery. Whether it's minus dozens of degrees in the Northeast or thousands of meters above sea level in Tibet, one turn of the key and it fires right up.
Parameter | Specification |
|---|---|
Product Name | Diesel Power Unit / Construction Machinery Engine |
Core Material | High-Strength Cast Iron |
Surface Treatment | Black Spray-Paint (Anti-Corrosion) |
Key Properties | Stable Power Output, High Torque, Low Fuel Consumption, Fast Start |
Compatible Equipment | Excavators, Loaders, Dozers, Generator Sets |
Excavators: Replacing old, oil-burning power units to restore digging force.
Loaders: Serving as the core power for loading operations, requiring quick response and ample torque.
Generator Sets: Providing standby or prime power, requiring stable operation and voltage.
Equipment Overhaul: Refurbishing old equipment to increase its resale value.
Full Range, Ready to Ship: Regardless of your excavator or loader size, we have the corresponding ready-made power unit. Just provide your equipment model or old engine nameplate, and we ship immediately.
Powerful, No Bogging: We guarantee our power unit delivers ample torque. Installed correctly, it responds with power when you press the pedal. If it bogs down during heavy work, return it!
Value for Money: We don't sell the cheapest, because they are often refurbished and unreliable. We sell the most dependable. Do the math: using our power unit means no repairs for three years, saving you downtime costs that far exceed the price.
A Quick Tip for the Mechanics:
Brothers, replacing an engine is a major project and requires precision.
Cut Fuel and Power. Before disassembling, ensure fuel lines and battery cables are disconnected. Leaking diesel fittings are a fire hazard.
Clean Lines. When installing the new unit, flush the fuel supply and return lines thoroughly. Iron filings from old lines entering the new high-pressure pump would be a catastrophe.
Check Coolant. Fill with proper antifreeze; don't use tap water. Tap water causes scale buildup, clogging the radiator and causing high-temperature scoring.
Break-In Period. After installation, avoid full-load work for the first 50 hours. Let the piston rings and cylinder walls break in properly. Work safely and go home in one piece!
FEED BEAM
ROCK DRILL PARTS
AIR COMPRESSOR
PUMP
DTH DRILLING TOOLS
TOP HAMMER
PDC DRILL BITS
EXPLORATION (CORE DRILLING TOOLS)
ROTARY DRILLING TOOLS
RAISE DRILLING TOOLS
GEOTECHNICAL ENGINEERING TECHNOLOGY
HAND TOOLS
Customized Packaging Solutions:
All products are protected with heavy-duty, shock-resistant packaging (including wooden crates, steel frames, and anti-corrosion wrapping) to ensure safe arrival even under long-distance and harsh transport conditions.
Flexible & Global Logistics:
We support multiple shipping methods, including sea freight, air freight, and rail transport, and offer flexible terms such as FOB, CIF, and DAP to meet your delivery schedule and cost requirements.
Fast Lead Times & Order Support:
With a large inventory of standard parts and efficient production scheduling, we can respond quickly to urgent orders while maintaining consistent quality.
After-Sales & Technical Support:
Our dedicated team provides professional technical consultation, installation guidance, and after-sales service to help you maximize equipment performance and minimize downtime.
We have products, such as:
| 3217998510 | DIRECTION VALVE |
| 9106973960 | CONTROLLER,ROTARY PROP. |
| 2650349810 | TEE ADP |
| 9106972243 | JOYSTICK |
| 2657146045 | ENCODER, OPTICAL SHAFT |
| 5580002338 | FILTER |
| 2657646127 | CARRIAGE,SHEAVEASSEMBLY |
| 5580004898 | CRADLE |
| 2658607696 | MOTOR,M7,KEYED |
| 303-7504 | Steering wheel |
| 6J-1144 | BEARING |
| 6E-3524 | pump |
| 454-0277 | Stopper |
| 541-8043 | Cylinder |
| 9M-1328 | BEARING |
| 307-7342 | Final drive assembly |
| 9W4493 | blade |
| 2459951 | track roller |
| 1926445 | hydraulic cylinder |
| 001021-004 | Bushing |
| 001022-001 | Shaft |
| 001110-008 | Seal oil |
| 007947-054 | KIT SEAL |
| 013487-001 | Valve |
| 022893-001 | SWITCH, TEMPERATURE |
| 034562-051 | O-RING ADJUSTING SCREW |
| 007947-073 | sw comp oil filter bypass 30 psi |
| 001479-058 | GAUGE |
| 001022-056 | YOKE, Shaft |
| Q:What is your terms of packing? |
| A:Generally, we pack our goods in neutral white boxes and brown cartons. If you have legaly registered patent ,we can pack the goods inyour branded boxes after getting your authorization letters. |
| Q:What is your terms of payment? |
| A: T/T 30% as deposit, and 70% before delivery. We will show you the photos of the products and packages before you pay the balance. |
Q: What is your terms of delivery? |
| A: EXW, FOB, CFR, CIF, DDU, FCA. |
| Q:How about your delivery time? |
| A: Generally. it wlltake 5 to 12 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order. |
Q:Can you guarantee that the goods are original? |
| A:Yes, we fully guarantee that the goods are original and you can inspect them carefully when they arrive at your address. |
| Q:Do you test all your goods before delivery? |
| A:Yes, we have 100% test before delivery. |
| Q:How do you make our business long-term and good relationship? |
1. We keep good quality and competitive price to ensure our customers benefit ; 2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from. |




