Description
Product Introduction
The NABCO MC-603-02F PCB Card, part number 885 72739837, is a printed circuit board designed for use in compatible NABCO marine control equipment. It is identified by its MC-series model number and is available as a replacement component for maintenance and repair applications.
Marine control systems use dedicated electronic circuit boards to process signals, interface with connected equipment, and support system-specific control functions. The precise function of the MC-603-02F within its host assembly should be confirmed against the original equipment documentation, as detailed functional specifications have not been independently verified.
When sourcing this board, matching the complete model number, part number, PCB revision, and connector arrangement is essential. It should be installed only in equipment confirmed to support this exact board configuration.

Nabco MC-603-02F
Key Features
- Marine Electronics Application: Intended for compatible NABCO marine control equipment.
- PCB Construction: Printed circuit board format for installation within a designated electronic assembly.
- Model Identification: MC-603-02F provides the primary model reference.
- Part Number Matching: Associated part number 885 72739837 supports spare-parts identification.
- Maintenance Replacement: Suitable for evaluation as a replacement for a matching installed board.
- Configuration-Specific Compatibility: Requires verification of the host system, wiring, and hardware revision.
Product Datasheet
| Parameter | Description |
|---|---|
| Brand | NABCO |
| Model | MC-603-02F |
| Part Number | 885 72739837 |
| Series | MC Series |
| Product Name | Marine Control System PCB Card |
| Product Type | Printed Circuit Board |
| Application | Compatible marine control equipment |
| Place of Manufacture / Origin | Not independently verified |
| Product Status | Confirm condition with the seller; comparable listings describe used units |
| Dimensions | Not verified |
| Weight | Approximately 0.55 kg, based on a product listing |
| Country of Origin | Varies by listing; verify the individual unit |
| Power Requirements | Refer to the original equipment documentation |
| Discontinued | Current lifecycle status not verified |
Installation and Compatibility Notes
- Verify identification: Confirm both MC-603-02F and part number 885 72739837 against the original PCB.
- Compare board details: Check the revision, component layout, connectors, and terminal markings before installation.
- Confirm the host assembly: Verify that the target NABCO system specifically supports this board.
- Check electrical specifications: Confirm supply voltage, signal assignments, and pinout from the correct wiring documentation.
- Follow marine maintenance procedures: Isolate power and use qualified personnel for replacement work.
- Test the system: Perform the required diagnostics and operational checks before returning the equipment to service.
Frequently Asked Questions
Q1: What is the NABCO MC-603-02F?
It is a NABCO printed circuit board identified by part number 885 72739837 for use in compatible marine control equipment.
Q2: What is the corresponding part number?
The associated part number is 885 72739837. Verify the number on the actual PCB before ordering.
Q3: What specific function does this PCB perform?
Its exact circuit function has not been independently confirmed. Consult the original NABCO documentation or identify the host assembly to establish its role.
Q4: Can it replace another NABCO MC-series board?
Not automatically. Different MC-series boards may have different electrical functions, connector layouts, or system requirements.
Q5: What power supply does it require?
The required voltage and current specifications have not been verified. Do not apply power without checking the equipment documentation.
Q6: What should I confirm before purchasing?
Check the model number, part number, PCB revision, connector layout, physical condition, and compatibility with the installed NABCO system.
Recommended Related NABCO Models and Components
The following items are related NABCO MC-series boards or marine control component categories. They are not confirmed direct replacements for the MC-603-02F.
- NABCO MC-207-01A — MC-series PCB card, part number 885 72739966.
- NABCO MC-603-02F, Part No. 885 72739837 — Same model and part-number combination for exact-match sourcing.
- NABCO MC-Series Control PCB — Replacement circuit board for a compatible MC-series assembly; exact model must be confirmed.
- NABCO Marine Control Interface Board — Interface-board category for compatible marine control equipment.
- NABCO Marine Signal Processing Board — Signal-processing component category; verify the specific part number.
- NABCO Control Power Supply Board — Power-supply PCB category for compatible control assemblies.
- NABCO Digital Input Board — Digital signal interface category for supported systems.
- NABCO Digital Output Board — Output interface category for compatible control equipment.
- NABCO Analog Input Board — Analog signal acquisition category.
- NABCO Analog Output Board — Analog control signal interface category.
- NABCO Relay Interface Board — Switching interface component category.
- NABCO Main Control Board — Primary controller category for supported installations.
- NABCO Control Panel PCB — Electronic board for compatible operator panels.
- NABCO Marine Control Terminal Assembly — Wiring and connection component category.
- NABCO Marine Automation Spare Parts — Related electronic boards, connectors, and control components.
Confirm exact model numbers and applications before selecting any related board as a replacement.
Purchasing Reminder
Before ordering, compare the existing PCB with the listed NABCO MC-603-02F, part number 885 72739837. Ask the seller to confirm the physical condition, testing status, and any included accessories. Verify the exact host-system compatibility before installation, particularly if the board is being used in an operational marine control system.



