SFA Saniflo Sanimarin 31
#15 in Electric marineFull review
The most water-frugal head here, in a compact low-profile design for small boats and campervans.
Amazon $828.75$828.75
ElectricLow profile0.3 gal
2.5/5
A comfortable standard-height macerating head that publishes both its flush volumes. Suits owners who care about water and noise.
- ElectricType
- Standard heightBowl
- 0.6 galFlush
Check price at Amazon$896.75
Price checked November 9, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- Eco flush uses 0.63 gal; normal 0.79 gal
- Stainless steel macerating blade
- Rated 52 dB quiet
- Soft-close seat
Cons
- Listing publishes no amp draw or warranty
- Premium price
How it scores
The rating comes from 5 measured or published factors, each scored 0-100 against fixed reference points for its type. How we rank explains each one.
Specifications
| Model number | Sanimarin 4 |
|---|---|
| Flushing | |
| Type | Electric |
| Water per flush | 0.6 gal |
| Water-saver flush | Yes |
| Macerator | Yes |
| Control | Control panel |
| Power | |
| Voltage | 12 V |
| Bowl and fit | |
| Bowl size | Standard height |
| Household size | Yes |
| Soft-close seat | Yes |
Alternatives in this type
Jabsco Lite Flush 58500
#16 in Electric marineFull review
A Jabsco electric head with a control panel; the listing gives little detail, so check the manual before buying.
Amazon $916.95$916.95
Electric
Raritan Marine Elegance Household
#18 in Electric marineFull review
A residential-style marine head for larger yachts with a strong 12 V supply.
Amazon $1,140.36$1,140.36
ElectricHousehold28 A
Compare
Compare the SFA Saniflo Sanimarin 4 with any other boat or RV toilet →
More from SFA Saniflo: every SFA Saniflo product ranked.