💧 Kit Thermal Regulator
Made by Pentair, manufacturer part number 460924.
📏 Specifications
| Specification | Value |
|---|---|
| Brand | Pentair |
| Manufacturer part number | 460924 |
| Catalog description | Kit Thermal Regulator |
Thermal Regulator Kit For ASME Heaters Manufactured prior to 10/2012 (Old Header Design)
Kit Includes: Spring Clip, & Install Tools (ASME)
California Residents WARNING: Cancer and Reproductive Harm
Exploded parts diagram: This part is shown on the Pentair MasterTemp Gas Heater Water System exploded parts diagram.
🔧 Pentair MasterTemp Gas Heater Water System – exploded parts diagram

The numbered parts below make up this assembly. Parts we stock are linked – click any to view.
| No. | Part |
|---|---|
| – | _U11-197P |
| – | 46-102-1000 |
| – | 46-102-1002 |
| – | Heat Exchanger Kit, Pentair MasterTemp HD 250 ASME |
| – | 46-102-1005 |
| – | 46-102-1020 |
| – | 46-102-1025 |
| – | 46-102-1030 |
| – | 46-102-1035 |
| – | 46-102-1040 |
| – | 46-102-1045 |
| – | 46-102-1050 |
| – | 46-102-1055 |
| – | 46-102-1060 |
| – | 46-102-1100 |
| – | 46-102-1105 |
| – | 46-102-1110 |
| – | 46-102-1115 |
| – | 46-102-1120 |
| – | 46-102-1125 |
| – | 46-102-1130 |
| – | 46-102-1150 |
| – | Gas Heater, LP, Pentair MasterTemp, 250K BTU, E-Commerce |
| – | Gas Heater, NG, Pentair MasterTemp, 400 BTU, E-Commerce |
| – | Kit Thermal Regulator ◀ this part |
| – | _460923 |
| 23 | 46-110-W025K23 |
| 22 | Pressure Relief Valve, Pentair Max-E-Therm, ASME |
| 21 | Plug, Pentair MasterTemp/Max-E-Therm, 3/4" mpt, Zinc |
| 20 | Drain Plug, Pentair Sta-Rite, 1/4"mpt, with O-Ring |
| 18 | O-Ring, 1-5/8" ID, 3/16" Cross Section, Generic |
| 16 | Thermal Regulator, Pentair MasterTemp |
| 15 | Thermal Regulator Kit, Pentair MasterTemp/Max-E-Therm |
| 14 | Connecter Tube, Pentair MasterTemp/Max-E-Therm, w/O-Ring |
| 13 | O-Ring, 2" ID, 1/8" Cross Section, Generic |
| 12 | Hardware Kit, Pentair MasterTemp, 5/16-18 x 3-1/4" |
| 11 | Washer, Pentair Sta-Rite, 5/16" |
| 9 | 46-110-W025K9 |
| 8 | Manifold Bypass Valve Kit, Pentair MasterTemp/Max-E-Therm |
| 5 | O-Ring, Kit Pentair MasterTemp/Max-E-Therm, Manifold |
| 3 | 46-110-W025K3 |
| 2 | 46-110-W025K2 |
| 1 | 46-110-W025K1 |
🔧 Exploded diagram and parts
This part belongs to the Pentair MasterTemp Gas Heater Water System assembly. Everything listed below is something we stock for it, and the numbers match the diagram.


























