Dometic 420 Platinum

Last updated: November 9, 2026

Dometic 420 Platinum

The elongated porcelain top of the Dometic range for owners who want a full residential feel.

  • GravityType
  • Elongated, standardBowl
  • NoneDraw at 12 V
Check price at Amazon$419.99

Price checked November 9, 2026. As an Amazon Associate we earn from qualifying purchases.

Pros
  • Elongated porcelain bowl with 19 in seat length
  • Soft-close seat
  • Same footprint as the 400 and 410
Cons
  • Most expensive RV toilet in the group
  • Warranty not published

The Dometic 400 series family

Every Dometic 400 series model we rank, smallest first. Ratings compare each against its own type.

ModelTypeRatingPrice
Dometic 400 EssentialGravity3.7/5$195.69
Dometic 410 CompleteGravity3.7/5$256.49
Dometic 420 Platinum (this one)Gravity3.4/5$419.99

How it scores

The rating comes from 5 measured or published factors, each scored 0-100 against fixed reference points for its type. How we rank explains each one.

Specifications

Model number9610008281
Flushing
TypeGravity
Freshwater flushYes
Water-saver flushYes
MaceratorNo
ControlFoot pedal
Power
Draw at 12 VNone
Bowl and fit
Bowl sizeElongated, standard
Bowl materialPorcelain
Household sizeYes
Soft-close seatYes
Seat height18 in
Rough-in7.6 in
Build
Warranty2 years

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