💧 Swtch 90/120 Lo Press
Made by Pentair, manufacturer part number 473175.
📏 Specifications
| Specification | Value |
|---|---|
| Brand | Pentair |
| Manufacturer part number | 473175 |
| Catalog description | Swtch 90/120 Lo Press |
California Residents WARNING: Cancer and Reproductive Harm
Exploded parts diagram: This part is shown as item #16 on the Pentair ThermalFlo Heat Pump Replacement Parts exploded parts diagram.
🔧 Pentair ThermalFlo Heat Pump Replacement Parts – exploded parts diagram

The numbered parts below make up this assembly. Parts we stock are linked – click any to view.
| No. | Part |
|---|---|
| – | Coil Reversing Valve, Pentair UltraTemp/ThermalFlo |
| – | Rubber Boot, Pentair Heat Pumps, Water Pressure Switch |
| – | Reversing Valve Kit, Pentair |
| 42 | 46-102-W008K42 |
| 5 | 46-102-W008K5 |
| – | _473034 |
| – | _473035 |
| – | _473432 |
| – | _473136 |
| – | _473135 |
| – | _473606 |
| 41 | 46-102-W008K41 |
| 40 | Contactor, Pentair Heat Pump, 24vac, 40amp |
| 39 | 46-102-W008K39 |
| 38 | _473423 |
| 37 | 46-102-W008K37 |
| 36 | 46-102-W008K36 |
| 35 | Control Board Assy, Pentair Ultratemp/Thermalflo Heat Pump |
| 34 | _473693 |
| 33 | _470147 |
| 31 | _473172 |
| 29 | _470284 |
| 28 | 46-102-W008K28 |
| 26 | 46-102-W008K26 |
| 25 | _473026 |
| 24 | 46-102-W008K24 |
| 23 | 46-102-W008K23 |
| 22 | Union Pvc 2"X2" |
| 21 | 46-102-W008K21 |
| 20 | Pressure Switch, Pentair Minimax NT/Minimax CH,1/4"mpt,SPNO |
| 19 | Nut,Pentair Purex Whisperflo/IntelliFlo,Var. Filters, 1/4-20 |
| 18 | 46-102-W008K18 |
| 17 | 46-102-W008K17 |
| 16 | Swtch 90/120 Lo Press ◀ this part |
| 15 | 46-102-W008K15 |
| 13 | _98219800 |
| 12 | 46-102-W008K12 |
| 11 | 46-102-W008K11 |
| 9 | _473223 |
| 8 | _470161 |
| 7 | 46-102-W008K7 |
| 6 | _473134 |
| 4 | Fan Motor, Pentair ThermalFlo Heat Pump, w/ Acorn Nut |
| 3 | _470441 |
| 2 | Fan Guard Sk050503-1 |
| 1 | 46-102-W008K1 |
🔧 Exploded diagram and parts
This part belongs to the Pentair ThermalFlo Heat Pump Replacement Parts assembly. Everything listed below is something we stock for it, and the numbers match the diagram.
| No. | Part | Our part number | Availability | Price | ||
|---|---|---|---|---|---|---|
| 2 | ![]() |
Fan Guard Sk050503-1 | 473368 | 2 in stock | $115.31 | Add to cart |
| 4 | ![]() |
Fan Motor, Pentair ThermalFlo Heap Pump, w/ Acorn Nut | 470289 | 2 in stock | $261.68 | Add to cart |
| 18 | ![]() |
Thermistor Probe, Pentair Minimax NT | 471566Z | 4 in stock | $58.50 | Add to cart |
| 18 | ![]() |
Thermistor Probe, Pentair Minimax NT | 471566 | Available to order | $65.65 | |
| 19 | ![]() |
Nut, Pentair Purex Whisperflo/IntelliFlo, Var. Filters, 1/4-20 | 071406 | Available to order | $1.40 | |
| 20 | ![]() |
Pressure Switch, Pentair Minimax NT/Minimax CH,1/4"mpt,SPNO | 473605 | Available to order | $80.89 | |
| 22 | ![]() |
Union Pvc 2"X2" | 473381 | 26 in stock | $44.71 | Add to cart |
| 35 | ![]() |
Control Board Assy, Pentair Ultratemp/Thermalflo Heat Pump | 472734 | 7 in stock | $395.44 | Add to cart |
| 40 | ![]() |
Cnctr Compr | 473149 | 1 in stock | $207.40 | Add to cart |













