Choosing between industrial valves often means deciding between two very different jobs. Here, you have a complete control valve on one side and a replacement valve seat on the other. The Powers Process Flowrite II is a complete control valve priced at $1,220.98, while the Power Process Controls 227-340 is a valve and seat for an existing assembly priced at $19.98. Those prices put them at opposite ends of the industrial-valve range, so the right choice depends on whether your job requires a full valve or a service component.
Quick verdict
If your system needs a complete control valve, the Powers Process Flowrite II is the part that can handle that job. If you already have the valve and need the specific 227-340 seat to service it, the Power Process Controls 227-340 is the replacement component to consider. The two aren't interchangeable, so picking by price alone would be a mistake. The decision is less about which one is "better" and more about which part matches the work you're actually doing.
Comparison
| Powers Process Flowrite II (593WM150STMS46RS) | Power Process Controls 227-340 | |
|---|---|---|
| Price | USD 1,220.98 | USD 19.98 |
| Condition | Used | New |
| Product type | 3-way mixing control valve, 1-1/2-inch | Valve and hot water seat |
| Model / Part No. | 593WM150STMS46RS | 227-340 |
Where each product wins
- Powers Process Flowrite II wins when you need a complete control valve with the 593WM150STMS46RS model designation.
- Power Process Controls 227-340 wins when you're replacing just the valve seat and need a new part with the 227-340 part number.
Product notes
Powers Process Flowrite II Control Valve (593WM150STMS46RS)

This is the complete unit. It's a Flowrite II control valve with a three-way mixing design and a 1-1/2-inch connection, identified by model 593WM150STMS46RS. It also carries the Powers Process brand, which makes it easier to match when you're ordering a replacement for a Powers Process system. The main thing to weigh is condition: this valve is listed as used, so you'll want to confirm it's in acceptable shape for your system before installation. If your project calls for a full control valve rather than a component, this is the option that fits that need.
Power Process Controls 227-340 Valve & H. Water Seat

This is a new valve and hot water seat from Power Process Controls. It's a replacement component, not a complete valve, and it carries the 227-340 part number. Because it's new, it hasn't been used in a prior installation, which is often what you want when servicing a valve. For maintenance work, a new seat can be exactly what you need. The main limitation is fit: only an authorized dealership can verify that this part works for your application. So while the 227-340 is a specific component, you should confirm it's the right seat for your valve before purchasing.
Final choice by use case
If you're installing or replacing a complete control valve, choose the Powers Process Flowrite II. If you're repairing a Power Process Controls valve and the 227-340 seat is the part you need, choose the Power Process Controls 227-340. Match the component to the job, and you'll have the right industrial valve part on hand.