1. Product Overview
The SANIMARIN SN4 Electric Marine Macerating Toilet is designed for marine environments, offering a robust and comfortable solution for waste management. It features a vertical back design for standard and comfortable height, quiet operation, and a powerful stainless steel macerating blade for efficient waste processing. This model operates on 12V power and is engineered for optimal water consumption and discharge capabilities.

Figure 1: The SN4 Sanimarin Electric Marine Macerating Toilet.
2. Setup and Installation
Proper installation is crucial for the optimal performance and longevity of your Sanimarin toilet. It is recommended that installation be performed by a qualified marine technician or plumber.
2.1 Key Installation Considerations
- Power Supply: Connect to a dedicated 12V DC circuit with appropriate fusing (refer to electrical diagrams in the full manual).
- Water Supply: Ensure a pressurized fresh water supply is available.
- Discharge Line: The toilet can discharge waste up to 10 feet vertically and 100 feet horizontally. Plan your plumbing route accordingly.
- Mounting: Securely mount the toilet to the floor using the provided hardware. Ensure a stable and level surface.

Figure 2: Automatic electric marine macerating toilet (porcelain) system designed to be a comfortable sized height.

Figure 3: Product dimensions for installation planning.
3. Operating Instructions
The Sanimarin toilet is operated via a control panel with various flushing options to optimize water usage and waste management.
3.1 Control Panel Functions

Figure 4: Sanimarin 4 Control Panel with flushing options.
- Power On/Tank Full Indicator: Lights on the control panel indicate power status and an optional connection to your black water tank gauge.
- ECO Flush: Provides an economical flush, typically consuming around 0.31 gallons (1.2 L) of water.
- NORMAL Flush: A standard flush, consuming approximately 0.58 gallons (2.2 L) of water. Water consumption is adjustable.
- EMPTY Button: This button removes water from the bowl and can also be used for maintenance purposes.
Water consumption can be adjusted depending on the control system, ranging from 0.31 to 0.58 gallons (1.2 to 2.2 L) per flush.
4. Maintenance
Regular maintenance ensures the longevity and hygienic operation of your Sanimarin toilet.
4.1 Routine Cleaning
- Clean the bowl regularly with non-abrasive, marine-safe toilet cleaners. Avoid harsh chemicals that can damage rubber seals or plastic components.
- Use a soft brush or cloth for cleaning.
4.2 Winterization (if applicable)
For vessels stored in freezing temperatures, proper winterization is essential to prevent damage:
- Drain all water from the toilet and associated plumbing lines.
- Flush with non-toxic marine antifreeze according to product instructions.
5. Troubleshooting
This section provides solutions for common issues you might encounter.
| Problem | Possible Cause | Solution |
|---|---|---|
| Toilet does not flush | No power, clogged macerator, faulty control panel. | Check power connection and fuse. Inspect for blockages. Contact support if control panel is suspected. |
| Weak flush or insufficient water | Low water pressure, clogged water inlet, air in system. | Verify water supply pressure. Clean water inlet filter. Bleed air from the system. |
| Unusual noise during operation | Foreign object in macerator, worn motor bearings. | Turn off power immediately. Inspect for foreign objects (professional assistance recommended). Contact support for motor issues. |
| Odor present | Insufficient flushing, clogged vent line, worn seals. | Ensure adequate flushing. Check and clear vent lines. Inspect and replace worn seals. |
6. Technical Specifications
| Feature | Specification |
|---|---|
| Brand | SANIFLO |
| Model Number | 070 |
| Voltage | 12 Volts |
| Color | White |
| Material | Plastic |
| Item Weight | 52.5 Pounds |
| Product Dimensions (L x W x H) | 19.5 x 14.5 x 17.5 inches |
| Installation Type | Floor Mounted |
| Vertical Discharge | Up to 10 Ft |
| Horizontal Discharge | Up to 100 Ft |
| Water Consumption | 0.31 to 0.58 gallons (1.2 to 2.2 L) per flush |
| UPC | 859925002701 |
7. Warranty and Support
SANIFLO products are manufactured to high standards and are backed by a manufacturer's warranty. For specific warranty terms and conditions, please refer to the documentation included with your product or visit the official SANIFLO website.
For technical assistance, troubleshooting beyond this manual, or to inquire about replacement parts, please contact SANIFLO customer support or visit the SANIFLO Store on Amazon.