Fuel Level Switches - Engine Room Consumables and Spares
Fuel level switches are float- or probe-operated devices used to detect low, high, or preset fuel levels in marine service tanks, day tanks, settling tanks, and machinery systems. They provide discrete electrical signals for alarms, pump control, shutdowns, or monitoring systems.
ProShipWorks provides end-to-end support to source and supply Fuel Level Switches for marine vessels, ship operators, industrial facilities, maintenance teams and procurement departments.
Last updated:
Product Information
| Product Name | Fuel Level Switches |
|---|---|
| Product Category | Engine Room Consumables and Spares |
| Product Reference | 1369 |
| Brands / Manufacturers | Gems Sensors, WIKA, Murphy |
| Unit of Measure | Piece |
Key Features
| Key Feature |
|---|
| 1. Float-operated or conductive probe sensing |
| 2. Normally open or normally closed switch contacts |
| 3. Available with threaded, flanged, or tank-top mounting |
| 4. Suitable for fuel oil, diesel oil, and selected marine liquids |
| 5. Compact construction with corrosion-resistant wetted materials |
Applications of Fuel Level Switches
| Application |
|---|
| 1. Main engine and auxiliary engine fuel tanks |
| 2. Fuel service, settling, and day tanks |
| 3. Low-level alarms, transfer pump control, and engine protection systems |
Models & Manufacturers
| Model | Manufacturer |
|---|---|
| LS-7 Series | Gems Sensors |
| RLS-7000 Series | WIKA |
| L1100 Series | Murphy |
Technical Specifications
| Model | Specification | Value | Unit |
|---|---|---|---|
| Typical marine float level switch | Operating principle | Float-actuated mechanical or magnetic switch | — |
| Typical marine float level switch | Contact arrangement | Normally open, normally closed, or changeover; configuration dependent | — |
| Typical marine float level switch | Electrical supply | Passive contact; circuit voltage and current depend on connected control system | — |
| Typical marine float level switch | Mounting | Threaded, flange-mounted, or tank-top installation | — |
| Typical marine float level switch | Wetted materials | Stainless steel, brass, polymer, or other material selected for the fuel and tank environment | — |
Standards, Certifications & Class Approval
Review the available standards and approval information relevant to the product. Actual certification, material traceability, inspection and classification requirements depend on the product type, intended application and purchasing specification.
| Applicable Standards & Certification | Applicable requirements may include IEC 60092 for electrical installations in ships, IEC 60533 for marine electromagnetic compatibility, and manufacturer-specific type-test or hazardous-area certifications where required. Certification depends on the exact model and installation location. |
|---|---|
| Class Approval | Marine type approval, where required, may be available from DNV, ABS, Lloyd's Register, Bureau Veritas, or ClassNK. Approval is model-specific and should be verified against the vessel's class requirements and installation location. |
Installation, Maintenance & Safety Information
| Installation Notes | Verify switch set point, contact logic, process connection, material compatibility, and electrical rating against the tank and control-system drawings. Install with the float movement unobstructed, provide suitable sealing, and observe the manufacturer's orientation requirements. |
|---|---|
| Maintenance Tips | Inspect periodically for sludge, varnish, fuel contamination, corrosion, and restricted float movement. Test alarm and pump-control operation during planned maintenance and check terminal tightness, cable condition, and gasket integrity. |
| Safety Notes | Isolate electrical power and follow fuel-transfer and tank-entry procedures before removal. Control ignition sources, provide ventilation, and use equipment certified for hazardous areas where applicable. Never exceed the switch contact rating or use incompatible materials with the fuel. |
Request a Quote for Fuel Level Switches
Contact ProShipWorks for marine or industrial product sourcing, quotations and delivery.
- Vessel name and IMO number
- ETA / vessel schedule
- Berth or vessel location
- Required quantity
- Preferred delivery window
- Shipping agent contact details
Other Engine Room Consumables and Spares Products
Explore our range of marine and industrial Engine Room Consumables and Spares products available for sourcing and supply through ProShipWorks.
Why ProShipWorks?
Trusted & Professional Service
Experienced maritime professionals focused on quality, safety and dependable service execution.
24/7 Rapid Response
Fast response for planned and urgent vessel requirements, whenever support is needed.
Unbeatable Prices
Cost-effective marine services with competitive and transparent pricing for vessel requirements.
Port & Anchorage Coverage
Reliable marine service support across ports, anchorages and offshore locations.