
KIDDE GRAVINER MARK 5 Oil Mist Detector P/N: 53561-221
GRAVINER Mark 5 Oil Mist Detector (OMD) – P/N: 53561-221
Product Overview
The GRAVINER Mark 5 Oil Mist Detector (OMD) – P/N: 53561-221 is a highly reliable marine safety monitoring system designed to continuously detect and measure oil mist concentrations within diesel engine crankcases. Widely installed on commercial vessels, tankers, bulk carriers, offshore platforms, and power generation engines, the Mark 5 provides early warning of overheating bearings and potential crankcase explosions by continuously monitoring oil mist density. Utilizing advanced optical detection technology, the system delivers fast and accurate alarm indications, helping protect personnel, machinery, and vessel operations.
Key Features
- Continuous crankcase oil mist monitoring
- Early detection of bearing overheating and mechanical failures
- Advanced optical measurement technology for accurate detection
- Monitors up to 10 sampling points/cylinders
- Automatic sequential sampling system
- Digital display showing oil mist density levels
- Main alarm, deviation alarm, and fault alarm functions
- Engine slowdown output for enhanced protection
- Rugged marine-grade construction
- Designed for operation in harsh engine room environments
- Proven reliability on marine diesel engines worldwide
- Minimal maintenance requirements and long service life
| Parameter | Specification |
|---|---|
| Manufacturer | Graviner (Kidde Graviner) |
| Model | Mark 5 Oil Mist Detector |
| Part Number | 53561-221 |
| Application | Diesel Engine Crankcase Monitoring |
| Sampling Points | 4 to 10 Selectable |
| Sampling Time | Approx. 1 Second per Sample |
| Power Supply | 115V / 220V / 230V / 240V AC, 50/60 Hz |
| Power Consumption | Approx. 70 Watts |
| Air Supply Pressure | 1 Bar ±20% |
| Alarm Outputs | Main Alarm, Fault Alarm, Engine Slowdown |
| Detection Principle | Optical Obscuration Measurement |
| Weight | Approx. 27–28 kg |
| Country of Manufacture | England / United Kingdom |
CONDITION : The item is fully tested and is in used- good working condition, the item may contain some handling marks kindly refer to the photos before purchasing the item, testing video will be available on order confirmation. for any other questions kindly message us in ebay.
Product Summary

100% Genuine Products | 30 Days Return Policy
*You are only buying what you see in photos*
DESCRIPTION : Oil Mist Detector
MAKER : GRAVINER
P/N : 53561-221
CONDITION : The item is fully tested and is in used- good working condition, the item may contain some handling marks kindly refer to the photos before purchasing the item, testing video will be available on order confirmation. for any other questions kindly message us in ebay.
[Check photos – You get what you see in photos]
[Please understand the product before buying]
Taxes & import duties
- Destination country all taxes & duty to be paid by buyer.[not included in price].
Packing
- Quality packing for each product.
- Assured safe and undamaged delivery.
Shipping
- FedEx Express, DHL Express International Shipping.
- Shipping through sea available for large order.
RETURN POLICY
- Returns accepted 30 days. Buyers pay courier charges. Restocking Fee 20%
- Please check the listing properly as returns are not accepted in only for parts products.
Specifications
- Brand
- Kidde Graviner
- Condition
- Used
- Country of Origin
- England, United Kingdom
- Model
- Mark 5
- Product Type
- Oil Mist Detector (OMD)
- Part Number
- 53561-221
- Application
- Diesel Engine Crankcase Monitoring
- Availability
- In stock(2 units available)
Category & Brand
Categories
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