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PU834-2X (PU834/2X)
Heavy-Duty Fuel Filter Element
PU834/2X Product Description
The PU834-2X (PU834/2X) Heavy-Duty Fuel Filter Element is a technical-grade dual-element filtration solution engineered to provide maximum protection for high-pressure common rail (HPCR) fuel injection systems. Manufactured to strictly align with premium MANN+HUMMEL and MAHLE OEM standards, this element features advanced melt-blown composite media that delivers superior particle separation and exceptional water stripping efficiency. It serves as a direct 1:1 interchangeable replacement for MANN-FILTER PU834/2X / PU8341X, Fleetguard FF5847, and Mercedes-Benz A9360900351 systems.
Modern diesel engines (such as the Mercedes-Benz OM936 series) demand ultra-pure fuel to prevent injector fouling, fuel rail erosion, and cold-start fatigue. The PU834-2X features an optimized multi-layer media structure that achieves a perfect balance between ultra-low flow resistance and high-precision micron filtration. Operating within commercial trucking, intensive harvesting, and extreme construction environments, this two-piece filter design captures microscopic abrasive contaminants before they can reach critical engine components. By maintaining stable fuel pressure and protecting high-cost fuel pumps and injectors, it significantly reduces component wear, lowers fuel consumption, and extends overall fleet service life.
PU834/2X Specifications
PU834/2X OE Number and Cross-Reference
PU834/2X Applications
This high-performance fuel filter element is systematically classified across demanding commercial and industrial environments to ensure continuous uptime and absolute fuel circuit safety:
🚛 1. Heavy Commercial Transport, Bus Fleets & Specialized Vehicles
Continuous long-haul transport and urban transit cycles require reliable fuel delivery and consistent fuel economy. The PU834-2X safeguards the fuel lines of heavy-duty commuter coaches and specialized municipal vehicles under high-mileage strain.
• Premium Long-Distance Coaches: Kassbohrer-Setra S412, S415, S416, S515, S516 Multiclass / ComfortClass passenger coaches.
🌾 2. High-Acreage Precision Agriculture & Special Crop Harvesting
During intense seasonal harvest windows, agricultural machinery runs non-stop under hot, dusty conditions. This filter prevents fuel supply starvation, protecting high-horsepower engines from unexpected downtime in the field.
• Ropa Specialized Harvesters: Euro-Bunkermaus and Euromaus professional sugar beet clean-loading machinery.
🏗️ 3. Heavy Earthmoving, Lifting & Mining Operations
In high-load construction, open-pit quarrying, and heavy lifting environments, hydraulic and mechanical systems demand unwavering engine torque and zero injector failures.
• Bell Mining Trucks: Bell B30E articulated mining dump trucks.
🪵 4. Extreme Forestry, Shredding & Site Support Power
Forestry harvesting operates in isolated, off-grid environments where engine reliability is a matter of operator safety. The PU834-2X keeps fuel lines clean of organic debris and moisture in heavy timber terrains.
• Atlas Copco Portable Compressors: XAHS and XATS industrial site power screw compressors.
• Bomag Road Machinery: Bomag BF600C high-efficiency asphalt paving systems.
• Municipal Road Maintenance: Trackless Fraiseuse high-capacity asphalt and concrete milling machines.
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