Nomad Gear Finder
Thetford 92306
Porta POTTI 565E Curve 4/5.5G
A cassette toilet with a battery-powered electric flush, a 5.5 gal waste tank and a 4.00 gal flush water tank, both with level indicators, and a floor mounting kit. Its waste tank is among the largest in the category, behind only the Alpcour, and it is the only cassette model listed with an electric flush. At 11.02 lbs and a taller seat height of 17.4 in., it suits longer stays between emptying.
- Waste tank / solids bin
- 5.5 gal
- Waste tank / solids bin (L)
- 21.0 L
- Flush water tank
- 4.00 gal
- Flush water tank (L)
- 15.00 L
- Brand
- Thetford
Rankings in the portable toilets Category
How does this product compare with others in Nomad Gear Finder's portable toilets category?
- Waste tank / solids bin 5.5 gal Higher than 94% of 19 others
- Waste tank / solids bin (L) 21.0 L Higher than 89% of 19 others
- Flush water tank 4.00 gal Higher than 75% of 8 others
- Seat height (mm) 443 mm Higher than 71% of 7 others
- Length 17.72 in. 450 mm Higher than 72% of 22 others
- Depth/Height 17.64 in. 448 mm Higher than 78% of 23 others
Compare this product with close matches Compare with all portable toilets
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Specifications
These details are subject to change and may not be current. Please check Amazon or manufacturer web site to confirm before purchase; see our About page for more information.
Core specs
- Toilet type
- Cassette (flushing, sealed holding tank)
- Flush type
- Battery-powered electric flush
- Waste tank / solids bin
- 5.5 gal
- Waste tank / solids bin (L)
- 21.0 L
- Flush water tank
- 4.00 gal
- Flush water tank (L)
- 15.00 L
Features
- Waste level indicator
- Yes
- Power sources
- Batteries (electric flush)
- Floor mounting kit
- Yes
Physical Attributes
- Seat height
- 17.4 in.
- Seat height (mm)
- 443 mm
- Weight
- 11.02 lbs 5.00 kg
- Length
- 17.72 in. 450 mm
- Width
- 15.28 in. 388 mm
- Depth/Height
- 17.64 in. 448 mm
Features
Details from the Thetford 92306 Amazon listing:
- Dimensions (H x W x D): 448 x 388 x 450 mm
- Capacity of flush-water tank: 15 L
- Level indicator display for the waste-holding tank: Yes
- Level indicator display for the flush-water tank: Yes
- Size: Luxury large.Capacity of waste-holding tank: 21 L.Net weight: 5 Kg.Flushing System: Electric
Similar products from other brands
Chosen for their similar specs and price:
 This productThetford 92306 |
 Camco 41544 |
 Dometic 976 |
 SEAFLO SFPT-20-01 |
|
|---|---|---|---|---|
| Price | $196.76 | $141.10 | $149.49 | $94.99 |
| Model | 92306 | 41544 | 976 | SFPT-20-01 |
| Popular brand | Yes | No | Yes | – |
| Toilet type | Cassette (flushing, sealed holding tank) | Cassette (flushing, sealed holding tank) | Cassette (flushing, sealed holding tank) | Cassette (flushing, sealed holding tank) |
| Flush type | Battery-powered electric flush | Manual pump flush | Push button, hand air pump | – |
| Waste tank / solids bin gal | 5.5 | 5.3 | 5.0 | 5.3 |
| Waste tank / solids bin (L) L | 21.0 | 20.1 | 18.9 | 20.0 |
| Flush water tank gal | 4.00 | 4.00 | – | 3.43 |
| Flush water tank (L) L | 15.00 | 15.14 | – | 13.00 |
| Waste level indicator | Yes | – | Yes | – |
| Power sources | Batteries (electric flush) | – | None (no electronics) | – |
| Rotating pour-out spout | – | – | Yes | – |
| Floor mounting kit | Yes | – | No | – |
| Consumables required | – | – | Holding tank deodorant (and toilet paper) | – |
| Seat height in. | 17.4 | – | – | – |
| Seat height (mm) mm | 443 | – | – | – |
| Weight lbs | 11.02 | 11.70 | 12.00 | 9.70 |
| Weight kg | 5.00 | 5.31 | 5.44 | 4.40 |
| Length in. | 17.72 | 18.63 | 15.50 | 15.90 |
| Length mm | 450 | 473 | 394 | 404 |
| Width in. | 15.28 | 16.31 | 13.50 | 13.90 |
| Width mm | 388 | 414 | 343 | 353 |
| Depth/Height in. | 17.64 | 17.13 | 16.50 | 15.40 |
| Depth/Height mm | 448 | 435 | 419 | 391 |
| Housing material | – | ABS | ABS | ABS |
| Warranty | – | 1 Year | 1 Year | – |
Data sources
Data for this product compiled from these sources:
Prices from Amazon as of . Product prices and availability are accurate as of the date and time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of the product. As an Amazon Associate I earn from qualifying purchases.
Specifications last updated Nov 4, 2026.