Georim GBA-155 15 PPM Bilge Alarm Reliable Oil Content Monitoring for Marine Applications
The Georim GBA-155 15 PPM Bilge Alarm is a high-performance oil content monitoring system designed to continuously measure oil concentration in bilge water before overboard discharge. The system provides instant visual and audible alarms when oil content exceeds the permitted 15 ppm limit, helping vessels maintain full compliance with international marine pollution regulations.
Manufactured in accordance with IMO Resolution MEPC.107(49), the GBA-155 Bilge Alarm is widely installed on cargo ships, tankers, offshore vessels, marine support vessels, and commercial fleets.

Key Features
Continuous Oil Content Monitoring
Provides real-time measurement of oil concentration in bilge water, ensuring safe discharge operations and continuous environmental compliance.
IMO MEPC.107(49) Compliance
Designed and manufactured to meet international IMO regulations, helping vessels comply with MARPOL Annex I requirements.
High-Accuracy Detection & Fast Response
Delivers precise oil content measurement with a response time of less than 5 seconds for immediate detection of abnormal conditions.
Audible and Visual Alarm Protection
Automatically activates clear visual and audible alarms when oil concentration exceeds the 15 ppm limit, preventing unauthorized discharge.
Robust Marine-Grade Design
Built for reliable performance in demanding marine environments, with easy installation and low-maintenance operation for both newbuild and retrofit vessels.
Technical Specifications
To ensure reliable performance and compliance with international marine environmental regulations, the Georim GBA-155 15 PPM Bilge Alarm is engineered with precise monitoring capabilities and robust operational features. The following specifications highlight the system’s accuracy, responsiveness, and suitability for demanding marine applications.
| Parameter | Specification |
|---|---|
| Measuring Range | 0–30 ppm |
| Alarm Set Point | 15 ppm |
| Measuring Accuracy | 15 ppm ± 5 ppm |
| Response Time | Less than 5 Seconds |
| Power Supply | AC 100–220 VAC |
| Alarm Contacts | Normal / Alarm Output |
These technical specifications make the Georim GBA-155 an ideal solution for continuous oil content monitoring, helping vessel operators maintain IMO MEPC.107(49) compliance while ensuring safe and environmentally responsible discharge operations.
Georim Green Box (GRB) Data Logger
Advanced Bilge Discharge Recording System
The Georim Green Box (GRB) is an intelligent discharge monitoring and data recording system designed to support vessel environmental compliance and simplify inspection procedures.
The system automatically records critical operational data related to bilge water discharge activities, providing a secure and tamper-resistant history of vessel operations for port state control inspections, audits, and compliance verification.
Recorded Data Includes
- Oil Content (PPM)
- Alarm Status
- Date and Time
- GPS Position
- Overboard Discharge Volume
- Start and Stop Time of Operation
- Equipment Running Hours
- Historical Discharge Records
IMO MEPC.107(49) Approved Models
Georim’s IMO MEPC.107(49) approved oily water separator systems are designed to deliver reliable bilge water treatment across a wide range of vessel types and operational requirements.
- GRS-10EB – 1.0 m³/hr
- GRS-20EB – 2.0 m³/hr
- GRS-25EB – 2.5 m³/hr
- GRS-50EB – 5.0 m³/hr
- GRS-100EB – 10.0 m³/hr
These models provide efficient oil-water separation performance while helping vessels maintain compliance with international marine environmental regulations.
UST Type Oily Water Separators
Complying with IMO MEPC.60(33)
For vessels requiring lower-capacity treatment solutions, the UST Series offers dependable performance in a compact and space-saving design.
- GRS-02EB – 0.2 m³/hr
- GRS-03EB – 0.3 m³/hr
- GRS-05EB – 0.5 m³/hr
Read more : 15 PPM Bilge Alarm Georim GBA-155 Model

