Rainman Portable 24VDC 55L vs Spectra Newport 400C
Newport 400C costs 2.5× less energy per litre (4.5 against 11.3 Wh/L). Newport 400C makes 1.2× the water per hour (64 against 53 L/hr). Portable 24VDC 55L is about $9,602 cheaper on indicative pricing.
| Spec | Portable 24VDC 55L | Newport 400C |
|---|---|---|
| Brand | Rainman | Spectra |
| Output | 45–61 L/hr | 64 L/hr |
| Power draw | 600 W | 288 W |
| Energy per litre | 11.3 Wh/L | 4.5 Wh/L |
| Run time for 100 L | 1.9 h | 1.6 h |
| Energy for 100 L | 1,132 Wh | 450 Wh |
| Power source | 24V DC | 12/24/48V DC |
| Configuration | Portable | Modular |
| Membranes | 1 × 40in | 1 × 2.5×40in |
| Indicative price | $4,898 | $14,500 |
| Efficiency rank | 19 of 30 | 5 of 30 |
Highlighted cells mark the better figure on that row alone. Lower is better for energy, run time and price; higher is better for output.
Buy the Portable 24VDC 55L if…
The purchase price matters more to you than the running cost; you want to lift the whole thing off the boat between trips.
Get a quote on the Portable 24VDC 55LBuy the Newport 400C if…
Your boat runs on solar and every watt-hour is spoken for, because this is the cheaper litre to make; you want tanks full in the shortest possible run, or you have a genset that is going to run anyway; you have no generator and no intention of fitting one.
Get a quote on the Newport 400CCommon questions
- Which is more efficient, the Portable 24VDC 55L or the Newport 400C?
- The Newport 400C, at 4.5 watt-hours per litre against 11.3. Over 100 litres a day that is a difference of about 682 Wh.
- Which makes more water, the Portable 24VDC 55L or the Newport 400C?
- The Newport 400C, at 64 L/hr against 53. That is 1.2 times the output per hour running.
- Which is cheaper?
- On indicative pricing the Portable 24VDC 55L at $4,898, about $9,602 less than the other. Both figures exclude freight, duty and installation, and Australian dealer pricing normally reads higher.
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