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SteamScape 10kW Steam Generator vs PRO Series III 395

Delta SteamScape 10kW Steam Generator and ThermaSol PRO Series III 395, compared on the figures their makers publish. Both are steam generators whose stated room-size ratings overlap, read before each maker's own sizing rule.

The makers' figures side by side

The makers' figures side by side
SpecificationDelta SteamScape 10kW Steam GeneratorThermaSol PRO Series III 395
Heater outputKilowatts: 10kwKW RATING: 11
Room size the maker rates it forMax Shower Volume: 450MAX. ROOM SIZE: 395 CU.FT.
Electrical supply—ELECTRICAL: Hardwire
Voltage240V 1phINPUT VOLTAGE: 208-240VAC; PHASE: 1
Breaker / currentBreaker Capacity: 50AMPS: 55; Each generator should be wired to their own separate breaker
Controls—COMPATIBLE OPTIONS: Thermatouch Series; Signatouch Series; Microtouch Series; Signature Control Series; Easy Start Series
Dimensions15" x 6” x 15.5"13 15/16" W × 18 11/16" D × 11 15/16" H
WeightGenerator shipped weight - 30 lbsSHIPPING DETAILS Weight | 44 lbs.
Water and drain connectionsWater Supply - 3/8" Compression Fitting, 120 PSI max; Steam Outlet - 3/4" Brass NPT male thread; Pressure Relief Valve - 3/4" NPT female thread; Drain Outlet - Capped 1/2" Brass NPT male threadWater Inlet 3/8” Compression Steam Outlet 1/2” NPT Drain Pan 3/4" NPT
Control includedRequired Equipment - 5CH-250, 5CB-550, 5CH-550, and 5CN-550 Control Interface and Steam Head.—
Drain and flush1/2" Capped Drain line for Optional Auto DrainAuto PowerFlush™ pressurized inner tank cleaning system; Stainless Steel Drain Pan Included
Kit includes—SteamVection Kit Included
Safety listingUL/cUL Listed—
WarrantySteam Generators – Lifetime limited warranty; Electronic Parts for Steam Bath Generators, Controls, Spa Options and Accessories – two (2) years from the date the product is received by the original consumer purchaser2-year limited “In-Home” warranty; Thermasol will replace any defective parts for the life of the product for the original purchaser and will cover labor performed at the factory
Price on the maker's site$4,570 (List Price on deltafaucet.com, 29 Sep 2026)$5,890 (List Price, ThermaSol price guide effective April 2025, on thermasol.com, read 29 Sep 2026)

Each figure is the maker's own, as cited row by row on the SteamScape 10kW Steam Generator and PRO Series III 395 pages and listed in the sources below. A dash means the figure is not on the maker pages we cite. Each maker states its own sizing rule, if any; read it on the product page.

Where to buy

Where the published figures differ

  • Heater output: SteamScape 10kW Steam Generator: Kilowatts: 10kw. PRO Series III 395: KW RATING: 11.
  • Room size the maker rates it for: SteamScape 10kW Steam Generator: Max Shower Volume: 450. PRO Series III 395: MAX. ROOM SIZE: 395 CU.FT.
  • Voltage: SteamScape 10kW Steam Generator: 240V 1ph. PRO Series III 395: INPUT VOLTAGE: 208-240VAC; PHASE: 1.
  • Breaker / current: SteamScape 10kW Steam Generator: Breaker Capacity: 50. PRO Series III 395: AMPS: 55; Each generator should be wired to their own separate breaker.
  • Dimensions: SteamScape 10kW Steam Generator: 15" x 6” x 15.5". PRO Series III 395: 13 15/16" W × 18 11/16" D × 11 15/16" H.
  • Weight: SteamScape 10kW Steam Generator: Generator shipped weight - 30 lbs. PRO Series III 395: SHIPPING DETAILS Weight | 44 lbs.
  • Water and drain connections: SteamScape 10kW Steam Generator: Water Supply - 3/8" Compression Fitting, 120 PSI max; Steam Outlet - 3/4" Brass NPT male thread; Pressure Relief Valve - 3/4" NPT female thread; Drain Outlet - Capped 1/2" Brass NPT male thread. PRO Series III 395: Water Inlet 3/8” Compression Steam Outlet 1/2” NPT Drain Pan 3/4" NPT.
  • Drain and flush: SteamScape 10kW Steam Generator: 1/2" Capped Drain line for Optional Auto Drain. PRO Series III 395: Auto PowerFlush™ pressurized inner tank cleaning system; Stainless Steel Drain Pan Included.
  • Warranty: SteamScape 10kW Steam Generator: Steam Generators – Lifetime limited warranty; Electronic Parts for Steam Bath Generators, Controls, Spa Options and Accessories – two (2) years from the date the product is received by the original consumer purchaser. PRO Series III 395: 2-year limited “In-Home” warranty; Thermasol will replace any defective parts for the life of the product for the original purchaser and will cover labor performed at the factory.
  • Price on the maker's site: SteamScape 10kW Steam Generator: $4,570 (List Price on deltafaucet.com, 29 Sep 2026). PRO Series III 395: $5,890 (List Price, ThermaSol price guide effective April 2025, on thermasol.com, read 29 Sep 2026).

Figures we cite for only one of the two: electrical supply (only ThermaSol's cited pages give it); controls (only ThermaSol's cited pages give it); control included (only Delta's cited pages give it); kit includes (only ThermaSol's cited pages give it); safety listing (only Delta's cited pages give it). Ask the other maker before treating the two as equal on those points.

Read each one in full

Sources

  1. SteamScape 10kW Steam Generator - Delta — Delta
  2. Delta: steam generator sizing guide — Delta
  3. Delta: DSP S 5GE SMP05 240 1 Rev B (PDF) — Delta
  4. ThermaSol: Thermasol Steam Generator PROIII XXX Manual (PDF) — ThermaSol
  5. ThermaSol: warranty — ThermaSol
  6. ThermaSol: Thermasol PriceGuide FINAL (PDF) — ThermaSol
  7. ThermaSol: pro series iii — ThermaSol
  8. ThermaSol: Thermasol Steam Generator PROIII 395 Spec (PDF) — ThermaSol