Fleetguard FS1280 Oil-Water Separator
Fleetguard FS1280 is a high-performance spin-on Oil-Water Separator designed for diesel fuel systems, specially engineered for Cummins 4BT/6BT series engines and medium-heavy commercial vehicles. As a core filtration component of Cummins Filtration, it excels in removing free water and solid impurities from fuel, effectively protecting injectors and fuel pumps from corrosion and wear, and ensuring stable engine operation.
This separator features a compact design with an outer diameter of 93.73mm and an overall height of 164.85mm, paired with 13/16″-18 UNS-2B threaded port. It perfectly fits the mounting space of Dongfeng Tianlong, Tianjin and other medium-heavy trucks, enabling quick installation and replacement without additional professional tools for easy maintenance.
Compliant with SAE J1985 industry standards, FS1280 undergoes strict factory performance testing. It is a genuine original matching part for Cummins EQ145/EQ153 engines, widely applied in commercial vehicles, engineering machinery and agricultural equipment, providing reliable filtration protection for diesel fuel systems under various working conditions.
Advantages of FS1280 Oil-Water Separator
High-efficiency oil-water separation: It achieves 90% separation efficiency for both free and emulsified water in fuel, with 96% filtration efficiency at 20μm precision, thoroughly eliminating fuel system contamination and reducing component failure risks.
Excellent structural compatibility: Adopting standard spin-on design and universal threaded interface, it is a direct replacement for multiple models like Baldwin BF1280 and Donaldson P551329, fully matching mainstream diesel engine systems in the market.
Superb durability and sealing: Constructed with high-strength metal canister and premium O-ring seal, it resists vibration and pressure impact in complex working environments, with no leakage risk and a long service life under rated conditions.
Wide application scope: Specialized for Cummins 4BT/6BT series engines, it is widely used in medium-heavy trucks, engineering machinery and agricultural equipment, adapting to diverse working scenarios and ensuring consistent filtration performance.
Technical Specifications
| Part Number: | FS1280 |
| Filter Type: | Oil-Water Separator |
| Dimensions: | Outer Diameter≈93.73mm, Overall Height≈164.85mm |
| Connection Specs: | Thread Specification: 13/16″-18 UNS-2B |
| Filtration Precision: | 20μm |
| Filtration Efficiency: | ≥96%(ISO 4548 Standard) |
| Applicable Models/Platforms: | Cummins 4BT/6BT Series, Medium-Heavy Commercial Vehicles, Engineering Machinery |
| Operating Conditions: | Temperature: -40℃~120℃; Pressure: 0.1~1.2MPa |
| Lead Time: | 15 – 30 Working Days |
| Payment Terms: | T/T ,L/C |
| Dimensions | Connection Specs |
| Filtration Efficiency |
| FS1280 | Outer Diameter≈93.73mm, Overall Height≈164.85mm | Thread Specification: 13/16″-18 UNS-2B | 20μm | ≥96%(ISO 4548 Standard) |
| FS19594 00MX | Outer Diameter≈77mm, Overall Height≈144.5mm | Thread Specification: 3/4″-16 Threaded Interface | 20μm | 96%(ISO 4548 Standard) |
| FS19544 00MX | Outer Diameter≈77.6mm, Overall Height≈149mm | Thread Specification: M16×1.5 Threaded Interface | 25μm | 98%(ISO 4548 Standard) |
| FS19816 00MX | Outer Diameter≈120.5mm, Overall Height≈204.5mm | Thread Specification:1″-14 UNS-2B Threaded Interface | 25μm | 98.7%(ISO 4548 Standard) |
| F189-020-AM | Outer Diameter≈93.22mm, Overall Height≈249.07mm | Thread Specification: 1-14 UNS – 2B Thread | 5μm | ≥99% (ISO 4548 Standard) |
| FS19587 00MX | Outer Diameter≈77mm, Overall Height≈155mm | Thread Specification: M20×1.5 | 5μm | ≥99.6% (ISO 4548 Standard) |
| FS19925-FGC | Outer Diameter≈81.2mm, Overall Height≈113mm | Thread Specification: M18×1.5 | 25μm | 98.7% (ISO 4548 Standard) |
| FS1000 | Outer Diameter≈93.22mm, Overall Height≈ 249.07mm | Thread Specification: 1-14 UNS-2B | 10μm | ≥98.7%(ISO 4548 Standard) |
| FS19732 00MX | Outer Diameter≈94.5mm, Overall Height≈201mm | Thread Specification: 1″-14 UNS-2B Threaded Interface | 25μm | 98.7% (ISO 4548 Standard) |
| FS19898 00MX | Outer Diameter≈109mm, Overall Height≈299mm | Thread Specification: 1″-14 UNF Threaded Interface | 25μm | 98.7% (ISO 4548 Standard) |
| FS19686 00MX | Outer Diameter≈93mm, Overall Height≈208mm | Thread Specification: 1″-14 UNS-2B Threaded Interface | 25μm | 98.7%(ISO 4548 Standard) |
| FS19789 00MX | Outer Diameter≈110mm, Overall Height≈265mm | Thread Specification: 1″-14 UNS-2B Threaded Interface | 25μm | 98.7% (ISO 4548 Standard) |
| F192-001 | Outer Diameter≈92mm, Overall Height≈165mm | Thread Specification: M18×1.5 | 5μm | ≥99.6%(ISO 4548 Standard) |
| FS1212 | Outer Diameter≈93.22mm, Overall Height≈201.17mm | Thread Specification: 1-14 UNS-2B | 20μm | ≥96%(ISO 4548 Standard) |
| FS1242 | Outer Diameter≈93.04mm, Overall Height≈174.9mm | Thread Specification: 1-14 UNS-2B | 20μm | ≥96% (ISO 4548 Standard) |
| FS19594 | Outer Diameter≈76.71mm, Overall Height≈141.71mm | Thread Specification: 3/4-16 UNF-2B | 20μm | ≥96% (ISO 4548 Standard) |
| ——END—— | ||||
General Infomation of DCEC C220-10A Automotive Engine | |||
| Engine Model | C220-10A | Advertised Power | 220 HP @ 2400 RPM |
| Peak Torque | 780 N.m @ 1500 RPM | Curve&Datasheet | FR 91484 |
| Fuel System | Bosch P7100 Pump | No. Of Cylinders | 6 |
| Aspiration | Turbocharged & Air Intercooler | Displacement | 8.3 L |
| Bore * Stroke | 114 mm * 135 mm | CPL Code Revision | 8418 |
| Dry Weight | 617 kg | Wet Weight | 636 kg |
| Compression Ratio | 17.3 : 1 | ||
Installation Data of DCEC C220-10A Automotive Engine | |||
| Center of Gravity. Distance From Front Face of Block | 427 mm | ||
| Center of Gravity. Distance Above Crank Centerline(Above Crankshaft) | 163 mm | ||
| Maximum Bending Moment At Rear Face of Block | 1356 N.m | ||
| Maximum Crankshaft Thrust Bearing load limit- Intermittent load | 3558 N | ||
| Maximum Crankshaft Thrust Bearing load limit-Continuous load | 2670 N | ||
| Instantaneous Inertia At Rotating: (Without Flywheel) | N/A | ||
| Emissions Certification | GB17691/GB14761 | ||
| Idle Speed | 800 RPM | ||
| Maximum Non-Load Speed | 2720 RPM | ||
| Over Speed Performance (Within 15 Seconds) | 3500 RPM | ||
| The Clutch Torque @ 800Rpm | 495 N.m | ||
| Maximum Altitude At Which Continuous operation Is Allowed | 3000 m | ||
| Supercharger outlet Exhaust Pressure limit Value | 450 kPa | ||
| Maximum Power of Exhaust Brake | 114 kW | ||
| ——END—— | |||
Engine Performance Data Rated power of DCEC C220-10A Automotive Drive Engine | |||||
| Rated Power | Torque Peak | Rated Power | Torque Peak | ||
| Engine Speed | 2400 RPM | 1500 RPM | Exhaust Temperature | 625 ℃ | 602 ℃ |
| Oil Pressure | 345 kPa | 282 kPa | Fuel Consumption | 43 L/hr | 26.9 L/hr |
| The Air Flow | 18.9 m³/min | 9.1 m³/min | Coolant Flow | N/A | N/A |
| The Flow Rate of Pressurized Air | N/A | N/A | Heat Loss Coolant | 77 kW | 60 kW |
| Pressurized Air Pressure | N/A | N/A | Heat Loss Air | 46 kW | 14 kW |
| The Exhaust Flow | 45 m³/min | 21.3 m³/min | Mechanical Loss of Power | N/A | N/A |
System Technical Data of DCEC C220-10A Automotive Drive Engine | ||
| Air Intake System | Maximum Temperature Rise Between Ambient Air and Engine Air Inlet | 15 ℃ |
| Maximum Intake Restriction with Dry Type Air Cleaner,with Clean Filter-Medium Duty | 2.9 (300) kPa (mmH2O) | |
| Maximum Intake Restriction with Dry Type Air Cleaner,with Clean Filter-Heavy Duty | 3.7 (380) kPa (mmH2O) | |
| Maximum Intake Restriction with Dirty Filter | 6.2 (635) kPa (mmH2O) | |
| Turbocharged & Intercooled | Maximum Intake Manifold Temperature-Second Level | 55 ℃ |
| Maximum Intake Manifold Temperature-Three-Level | 50 ℃ | |
| Intercooler Cooling Temperature-Second Level | 25 ℃ | |
| Intercooler Cooling Temperature-Three-Level | 20 ℃ | |
| Maximum Allowable Pressure Difference Before and After Intercooling-Three-Level | 16.7 (125) kPa(mmHg) | |
| Minimum Inlet Pipe Diameter Allowed-Three-Level | 75 mm | |
| Exhaust System | Maximum Back Pressure Imposed by Complete Exhaust System | 10.0 (75) kPa (mmHg) |
| Exhaust Pipe Size Normally Accepable | 75 mm | |
| Maximum Static Bend Allowed for Turbocharger Exhaust Flange | N/A | |
| Lubrication System | Low oil Level Inclination Angle-Front Up | 45 ° |
| Low oil Level Inclination Angle-Back Up | 45 ° | |
| Low oil Level Inclination Angle-Fuel Pump Side Up | 45 ° | |
| Low oil Level Inclination Angle-Exhaust Side Up | 45 ° | |
| Oil Sump Capacity-Upper Limit | 14.2 L | |
| Oil Sump Capacity-Lower Limit | 12.4 L | |
| Capacity of The Whole System | 16.4 L | |
| Cooling System | Coolant Capacity – Engine only | 9 L |
| Standard Thermostat (Modulating) Range | 83 – 95 ℃ | |
| Minimum Fill Rate ( Without Low Level Alarm) | 19 L/min | |
| Minimum Coolant Expansion Space – % of System Capacity | 6 % | |
| Water Tank Capacity Without Water Expansion | 6 L | |
| Maximum Coolant Pressure (Without Pressure Cap, Thermostat Closed) | 276 kPa | |
| Maximum Degassing Time | 25 mins | |
| Maximum Coolant Flow to Accessories | 41 L/min | |
| Maximum Coolant Temperature Engine out | 100 ℃ | |
| Minimum Allows Pressure of Pressure Cap | 50 kPa | |
| Minimum Recommended Coolant Temperature | 70 ℃ | |
| Common Operating Temperature Range of Fans with Fan Clutch | 93 ℃ | |
| Maximum Coolent Temperature For Engine Protection Control | 100 ℃ | |
| The Limit Environmental Temperature at Rated Speed | Second Level 45 ℃;Three-Level 42 ℃ | |
| The Limit Environmental Temperature at Peak Torque | Second Level 40 ℃;Three-Level 37 ℃ | |
| 24V Electrical System | Maximum Allowable Resistance of Cranking Circuit | 0.002 Ω |
| The Cold Start Current When Engine and The Clutch Separate | 12 V 500 24 V 250 | |
| Cold Starting System | Maximum Unaided Cold Start Temperature | 120 RPM -10 ℃ |
| Maximum Aided Cold Start Temperature | 110 RPM -35 ℃ | |
| Fuel System | Maximum Fuel Return Resistance | 520 (mmHg) |
| Maximum Inlet Resistance of oil Pump with Clean Filter | 150 (mmHg) | |
| ——END—— | ||
Note: All Above Data are Just for Reference, All Data Might Change Without Notices or Updates, Please Contact Our Sales Team to Confirm All Details Via WhatsApp or Email.
Engine Sale Manual
Installation Drawing
Installation Manual
Operation Manual
Parts Catalogue
Report & Certifcate
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Fleetguard FS1280 Oil-Water Separator
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Fleetguard FS19594 Oil-Water Separator
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