| Model | Temp. & Humid. range | Inside / Outside dimensions (mm) | Instrumentation |
| HPH-1K | +10 to +100ºC/ 60 to 98%rh (+50 to +212F) | W500 x H600 x D400 W910 x H1440 x D773 | Q8-901 instrumentation |
| HPH-2K | W500 x H750 x D600 W910 x H1590 x D973 |
| HPH-3K | W600 x H850 x D800 W1010 x H1690 x D1173 |
| HPH-4K | W1000 x H1000 x D800 W1410 x H1840 x D1173 |
| HPR-1K[H] | -20 to +100ºC [+150ºC] / 20 to 98%rh (-4 to +212F [+302F]) | W500 x H600 x D400 W910 x H1440 x D773[795] | Q8-901 instrumentation |
| HPR-2K[H] | W500 x H750 x D600 W910 x H1590 x D973[995] |
| HPR-3K[H] | W600 x H850 x D800 W1010 x H1690 x D1173[1195] |
| HPR-4K[H] | W1000 x H1000 x D800 W1410 x H1840 x D1173[1195] |
| HPL-1K[H] | -40 to +100ºC [+150ºC] / 20 to 98%rh (-40 to +212F [+302F]) | W500 x H600 x D400 W910 x H1440 x D773[795] | Q8-901 instrumentation |
| HPL-2K[H] | W500 x H750 x D600 W910 x H1590 x D973[995] |
| HPL-3K[H] | W600 x H850 x D800 W1010 x H1690 x D1173[1195] |
| HPL-4K[H] | W1000 x H1000 x D800 W1410 x H1840 x D1173[1195] |
| Model | Temp. & Humid. range | Inside / Outside dimensions (mm) | Instrumentation |
| HPH-1K | +10 to +100ºC/ 60 to 98%rh (+50 to +212F) | W500 x H600 x D400 W910 x H1440 x D773 | Q8-901 instrumentation |
| HPH-2K | W500 x H750 x D600 W910 x H1590 x D973 |
| HPH-3K | W600 x H850 x D800 W1010 x H1690 x D1173 |
| HPH-4K | W1000 x H1000 x D800 W1410 x H1840 x D1173 |
| HPR-1K[H] | -20 to +100ºC [+150ºC] / 20 to 98%rh (-4 to +212F [+302F]) | W500 x H600 x D400 W910 x H1440 x D773[795] | Q8-901 instrumentation |
| HPR-2K[H] | W500 x H750 x D600 W910 x H1590 x D973[995] |
| HPR-3K[H] | W600 x H850 x D800 W1010 x H1690 x D1173[1195] |
| HPR-4K[H] | W1000 x H1000 x D800 W1410 x H1840 x D1173[1195] |
| HPL-1K[H] | -40 to +100ºC [+150ºC] / 20 to 98%rh (-40 to +212F [+302F]) | W500 x H600 x D400 W910 x H1440 x D773[795] | Q8-901 instrumentation |
| HPL-2K[H] | W500 x H750 x D600 W910 x H1590 x D973[995] |
| HPL-3K[H] | W600 x H850 x D800 W1010 x H1690 x D1173[1195] |
| HPL-4K[H] | W1000 x H1000 x D800 W1410 x H1840 x D1173[1195] |