500 L Diesel Bowser Trailer – 50 LPM, 12 V Horizontal Tank, Unbraked (Bowser), Manufacture Through Order.
This **Diesel Bowser 500 L diesel trailer** is built for mobile fuel delivery where engine power is supplied by a 12 V system. It features a **horizontal tank design**, a **50 L/min pump**, and is mounted on an **unbraked trailer chassis**—ideal for light operations on farms, workshops, or remote sites.
Key Specifications & Features.
500 L Diesel Bowser Trailer – 50 LPM

- Tank Capacity: 500 liters
- Pump Flow Rate: 50 L per minute (12 V pump)
- Tank Orientation: Horizontal mount
- Trailer Type: Unbraked chassis (no brakes on trailer) — note SABS trailer regulations apply above certain GVMs.
- Chassis / Frame: Likely channel steel frame optimized for light payload (assumed from Flow bins’ product lines)
- Intended Use: Mobile diesel bowser / diesel delivery, site refueling, workshop fueling
- Price (as listed): R 18,500.00 from Flow bins product listing.
Advantages & Selling Points.
500 L Diesel Bowser Trailer – 50 LPM
- Portability: Being trailer mounted, it allows fuel delivery directly to equipment in the field.
- 12 V System Compatibility: Runs off common battery systems—no need for external power sources.
- Compact & Efficient: 500 L is a manageable size, avoiding overloading, easier maneuvering compared to larger bowsers.
- Cost-Effective for Small / Medium Use: Unbraked trailers reduce maintenance costs and regulatory burden when within weight limits.
- Modular / Upgrade Potential: Flow bins often supports customizable options (pump upgrades, meter systems, hose reels) per their product lines.
Use Cases & Ideal Applications.
500 L Diesel Bowser Trailer – 50 LPM
- Refueling tractors, generators, machinery in remote fields.
- Middle-distance mobile fuel delivery (sites, camps, rural workshops).
- Backup fuel supply for construction or mining sites lacking fixed tanks.
- Emergency diesel supply for fleet vehicles during outages.
Pre-Purchase / Inspection Checklist.
500 L Diesel Bowser Trailer – 50 LPM
- Check **tank integrity**: welds, corrosion, lining (if any), venting, leak tests.
- Confirm **pump performance** at 50 L/min and voltage stability at 12 V under load.
- Inspect **hoses / fittings / couplings** for compatibility, pressure rating, and sealing.
- Inspect **chassis / frame welds / mounting points** for fatigue or stress cracks.
- Verify **tyres / axles / bearings** are appropriate for load and off-road conditions.
- Ensure **safety gear**: grounding cable, bonding strap, spill containment measures, vent valves, filtration / prefilter systems.
- Check **governing regulations**: if the trailer + tank full weight > 750 kg GVM, SABS / brake regulations may require brakes.
- Test **load shifting** and balance when full to confirm stability and safe towing behavior.
- Check **documentation**, warranty, and manufacturer support.
Summary Table.
500 L Diesel Bowser Trailer – 50 LPM
| Feature | Specification / Detail |
|---|---|
| Tank Capacity | 500 L |
| Pump Flow Rate | 50 L/min (12 V pump) |
| Tank Orientation | Horizontal |
| Trailer Type | Unbraked chassis |
| Price | R 18,500.00 (Flow bins listing) |
Conclusion.
500 L Diesel Bowser Trailer – 50 LPM, Order Here.

The **500 L diesel trailer (50 LPM / 12 V / horizontal / unbraked)** from Flow bins offers a practical, mobile fueling solution for many mid-size applications. Its manageable size and 12 V system make it well suited for farm, workshop, and site use. Ensure that your load stays within legal weight limits to avoid needing trailer brakes. Share any additional technical details you have (chassis weight, pump brand, hose length, optional extras), and I’ll create a full ~1,100-word SEO version + FAQ + structured JSON-LD that you can drop into your listings. Do you want me to build that now? 🚚






















