Schenker vs Spectra
Two takes on the same idea. Schenker's ERS reaches slightly lower Wh/L at the small end and its Zen range scales further on output. Spectra's Clark pump has the longer parts and service network in Australia. On efficiency alone there is very little in it.
Naples, ItalySchenker3.7–4.8 Wh/LERS energy recoveryCalifornia, USA (Katadyn Group)Spectra4.5–4.5 Wh/LClark pump energy recovery
| Measure | Schenker | Spectra |
|---|---|---|
| Built in | Naples, Italy | California, USA (Katadyn Group) |
| Pump technology | ERS energy recovery | Clark pump energy recovery |
| Systems tabled | 4 | 4 |
| Best efficiency | 3.7 Wh/L | 4.5 Wh/L |
| Worst efficiency | 4.8 Wh/L | 4.5 Wh/L |
| Output range | 30–150 L/hr | 24–64 L/hr |
| Indicative price range | $6,300–$9,600 | $6,000–$14,500 |
| Verified AU stockists | 1 | 0 |
Highlighted cells mark the better figure on that row alone, which is not the same as the better buy. Read the verdict above.
Schenker in one line
Modular DC systems built around Schenker's Energy Recovery System. The most efficient litres in the table, aimed squarely at solar-powered liveaboards and long-passage boats without a generator.
Spectra in one line
The original energy-recovery brand. Clark pump systems from 24 L/hr up, all DC, all in the 4 to 5 Wh/L band. Widely serviced, strong parts network, premium pricing.
Common questions
- Is Schenker or Spectra more efficient?
- On best-in-range, Schenker at 3.7 watt-hours per litre against 4.5. Both use energy recovery, so the difference between them is small.
- Which is cheaper, Schenker or Spectra?
- Entry pricing starts at $6,000 for Spectra. Compare dollars per litre of capacity rather than sticker price, and remember an efficient system can pay for itself in the solar and battery you do not have to fit.
- Which is easier to service in Australia?
- Schenker has more verified stockists in our directory (1 against 0). Check who is local to you rather than the national count, and confirm whether they service or only sell.
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