HySecurity MX5503 SlideDriver II Hose Assembly with Quick Disconnect Fittings Details
The HySecurity MX5503 is a hydraulic hose assembly with 1/4 inch quick disconnect fittings used in select SlideDriver II hydraulic gate operator applications. It is used where the current parts diagram identifies MX5503 for the hose connection being serviced.
This is a hose assembly, not a pump pack, valve, hydraulic motor, pressure sensor, or complete hydraulic repair kit.
What This Part Does
The hose assembly routes hydraulic fluid between the appropriate hydraulic components. A damaged hose or quick disconnect can cause leaks, pressure loss, weak gate movement, contamination, or intermittent hydraulic operation.
- Hydraulic hose assembly for select SlideDriver II applications
- Includes 1/4 inch quick disconnect fittings as listed
- Used where MX5503 is listed in the current parts diagram
- Commonly checked during hydraulic leak or pump pack diagnosis
- Separate from pump packs, motors, valves, and pressure sensors
Compatible With
This hose assembly may be used with select HySecurity SlideDriver II hydraulic operator applications where documentation calls for MX5503.
- Select SlideDriver II hydraulic systems using MX5503 hose assembly
- Applications with matching 1/4 inch quick disconnect fittings
- Repairs where the removed hose is marked or documented as MX5503
- Hydraulic service where the hose is leaking, kinked, damaged, or contaminated
Important Compatibility Warning
Do not order MX5503 as a substitute for a pump pack, hydraulic motor, valve kit, pressure sensor, reservoir, or drive wheel. It is the hose assembly only.
Before replacing the hose, determine whether the failure was caused by abrasion, incorrect routing, pressure spikes, loose fittings, contamination, or a failing quick disconnect.
Comparison With Similar Parts
| Part / Item |
Typical Use |
Interchange Caution |
| MX5503 |
Hose assembly with 1/4 inch quick disconnect fittings |
Correct where parts diagram lists MX5503 |
| MX5535 / MX5536 |
SlideDriver II pump pack assemblies |
Pump pack assemblies, not hose assemblies |
| MX4848 / MX4849 |
Hydraulic motors |
Hydraulic motor parts, not hoses |
| MX5245 / MX5246 |
Valve kits |
Valve service parts, not hose assemblies |
Similar Parts That Are Not Automatically Interchangeable
- Pump packs such as MX5535 or MX5536
- Hydraulic motors such as MX4848 or MX4849
- Directional or unloader valve kits
- Pressure transducers or sensors
- Generic hydraulic hoses with wrong fitting type or pressure rating
Not Intended For
- Use with unmatched fittings or field-modified connections
- Replacing a pump pack without leak diagnosis
- Operating the gate with a known hydraulic leak
- Hydraulic service by unqualified personnel
- Bypassing pressure or safety protections
Features and Specifications
| Specification |
Details |
| Manufacturer |
HySecurity / Nice HySecurity |
| Part Number |
MX5503 |
| Product Type |
Hydraulic hose assembly |
| Fittings |
1/4 inch quick disconnect fittings as listed |
| Application |
Select SlideDriver II hydraulic systems |
| Package Contents |
Hose assembly; verify current length and fittings before ordering |
| Compatibility Caution |
Verify fitting style, routing, and parts diagram |
Also Known As / Related Part Numbers
- MX5503
- Hy-MX5503
- HYS-MX5503
- HySecurity hose assembly
- SlideDriver II quick disconnect hose
- Hose Assembly, 1/4 in Quick Disconnect Fittings
Related Parts and Service Checks
- Inspect quick disconnects for leakage and full engagement
- Check hose routing for abrasion, pinch points, or heat exposure
- Check hydraulic fluid level and contamination
- Inspect pump pack, valve, motor, and pressure sensor if symptoms remain
- Clean the area and verify the leak source before ordering
Technician Note
Hydraulic leaks can track along hoses and make the failed area hard to identify. Clean the operator, cycle it safely, and find the true leak source before replacing MX5503.
Before Ordering Checklist
- Confirm the required part number is MX5503
- Confirm 1/4 inch quick disconnect fitting style
- Confirm hose routing and length if available
- Verify the leak is from the hose or quick disconnect
- Inspect pump pack, motor, and valves before returning to service
- Test gate movement and safety devices after hydraulic service
Installation and Service Notes
Hydraulic hose replacement should be performed with the operator disabled and pressure relieved according to proper service procedures. Prevent dirt from entering open fittings, secure the hose away from pinch points, and check for leaks before regular operation.
Professional Advisory
Do not continue operating a hydraulic gate with a known leak or damaged hose. Loss of hydraulic pressure can affect gate control, reliability, and safe stopping behavior.
Product Questions & Answers
What is the HySecurity MX5503 used for?
The HySecurity MX5503 is a hose assembly with 1/4 inch quick disconnect fittings used in select SlideDriver II hydraulic systems applications where the current HySecurity parts documentation confirms this part number.
Does MX5503 fit every HySecurity operator?
No. HySecurity parts are model, generation, voltage, phase, and configuration sensitive. Verify the operator model, serial number, and current parts diagram before ordering.
What is the biggest ordering mistake with MX5503?
The biggest mistake is replacing the hose without confirming the leak source or ordering it as if it were a pump pack, motor, valve, or complete hydraulic kit.
Should related parts be checked before replacing MX5503?
Yes. Check related wiring, harnesses, hydraulic components, sensors, mechanical load, controller faults, and safety inputs as applicable before replacing the part.
Can MX5503 be installed by a homeowner?
This part is intended for qualified gate technicians or properly trained service personnel, especially when the repair involves high voltage, hydraulics, controller wiring, or commercial gate safety systems.
Can safety devices be bypassed during troubleshooting?
No. Do not bypass photo eyes, safety edges, loops, emergency access, fire access, monitored entrapment devices, disconnects, or operator safety circuits to make the gate run.
