Composting Toilets home
Sun-Mar self contained toilets
Sun-Mar "Centrex"
centralized composting toilet systems
Sun-Mar options & accessories
Composting
toilet
tips
Composting toilet Frequently Asked Questions (FAQs)
Brochure
in PDF format
very informative (only 3 mg)
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The Sun-mar 2000 series centralized composting
toilets offer a higher capacity designed to last a whole vacation
season without needing to extract any compost. They are
rated for 3-6
full-time occupants or 5-9 weekend or vacation occupants, depending
on the individual model selected. The Centrex 2000 series
offers 1 pint flushable models or no- water models as well as electric
and non-electric models. You can download a manual for the
Centrex 2000 family of composting toilets here for more details
and information. (PDF 546k)
Centrex 2000 - Flush,
Electric* Features:
(Shown with optional toilet model 510)

Centrex 2000 |
- 1 pint flush style**, electric unit
- 4 adults - 6 family members continuous usage
- 7 adults - 9 family members weekend/vacation
- For applications where continuous 115 volt is
available
- 35 watt turbo fan
- 370W/115V thermostatically controlled heater
- 2" vent stack
- 1" drain (required)
- 45 1/2"W x 27"D x 28"H (49"w at handle)
- Toilet can be located up to 20' away using
standard 3" waste pipe
- Requires 1 pint flush toilet model 510 or 511
($350) and mounting flange ($13).
- $2045 (plus shipping)
*To convert electric units to non-electric or 12V
mode, a conversion kit is available, including a 12V
fan. Price is $175. |
Centrex 2000 NE - Flush,
Non-electric Features:
(Shown with optional toilet model 510) |

Centrex
2000 NE |
- 1 pint flush style**, non-electric unit
- 3 adults - 5 family members continuous usage
- 6 adults - 8 family members weekend/vacation
- 4" vent stack
- 1" drain (required)
- 45.5"W x 26.5"D x 26.5"H (49"W at handle)
- Can locate toilet up to 20' away using standard
3" waste pipe
- Optional 2.4W/12V DC vent fan available
- Requires 1 pint flush toilet model 510 or 511
($350) and mounting flange ($13).
- $1845 (plus shipping)
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**If you prefer a dry
toilet, the Centrex A/F Waterless Kit is
available for use with the Centrex 2000 and 3000
systems. This includes a 12V fan and hardware.
Price is $155.
NOTE: Sun-Mar
products ship from New York State.
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For available toilet options click here.
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