Schenker Zen 100 vs Rainman Portable AC 140L
Zen 100 costs 2.5× less energy per litre (4.0 against 9.8 Wh/L). Portable AC 140L makes 1.3× the water per hour (127 against 100 L/hr). Portable AC 140L is about $4,271 cheaper on indicative pricing.
| Spec | Zen 100 | Portable AC 140L |
|---|---|---|
| Brand | Schenker | Rainman |
| Output | 100 L/hr | 100–154 L/hr |
| Power draw | 400 W | 1,250 W |
| Energy per litre | 4.0 Wh/L | 9.8 Wh/L |
| Run time for 100 L | 1.0 h | 0.8 h |
| Energy for 100 L | 400 Wh | 984 Wh |
| Power source | 12/24/48V DC or AC | AC 240V |
| Configuration | Modular | Portable |
| Membranes | 2 × 4×21in | 2 × 40in |
| Indicative price | $9,600 | $5,329 |
| Efficiency rank | 2 of 30 | 10 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 Zen 100 if…
Your boat runs on solar and every watt-hour is spoken for, because this is the cheaper litre to make; you have no generator and no intention of fitting one.
Get a quote on the Zen 100Buy the Portable AC 140L if…
You want tanks full in the shortest possible run, or you have a genset that is going to run anyway; 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 AC 140LCommon questions
- Which is more efficient, the Zen 100 or the Portable AC 140L?
- The Zen 100, at 4.0 watt-hours per litre against 9.8. Over 100 litres a day that is a difference of about 584 Wh.
- Which makes more water, the Zen 100 or the Portable AC 140L?
- The Portable AC 140L, at 127 L/hr against 100. That is 1.3 times the output per hour running.
- Which is cheaper?
- On indicative pricing the Portable AC 140L at $5,329, about $4,271 less than the other. Both figures exclude freight, duty and installation, and Australian dealer pricing normally reads higher.
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