Dwyer Instruments MVB-TF4 | Mini Brass Ball Valve | Tee handle | 450 psi | 1/2"
The Dwyer MVB-TF4 is a compact 1/2" mini brass ball valve with a tee handle and female x female NPT connections, designed for reliable shutoff in tight panels, skids and instrumentation systems. Its pure PTFE ball seats provide bubble-tight shutdown, while the double seal mechanism allows bidirectional installation.
Genuine Dwyer stock at General Tech Services LLC, UAE. Free UAE-wide shipping.
Request a quote in under a minute - call +971 6 5436933.
Part No. MVB-TF4
The Dwyer MVB-TF4 Mini Brass Ball Valve is a compact manual ball valve designed for shutoff applications where installation space is limited. This 1/2" model features female x female NPT process connections and a tee handle for straightforward manual operation.
The valve uses a chrome-plated brass body and ball with a fluoroelastomer O-ring stem seal and pure PTFE ball seats. The PTFE seats provide bubble-tight shutoff, while the double seal mechanism allows the valve to be installed in either flow direction.
Rated from -29" Hg vacuum to 450 psi CWP (31 bar), the MVB-TF4 is suitable for compressed air, instrumentation and general utility shutoff applications. Its compact construction makes it useful in space-constrained panels and skids.
Key Benefits
- Compact 1/2" valve body for tight installation spaces
- Female x female NPT connections for compatible piping installations
- Pure PTFE ball seats provide bubble-tight shutdown
- Double seal mechanism allows bidirectional installation
- Chrome-plated brass body and ball provide durable construction
- Fluoroelastomer O-ring stem seal supports reliable sealing
- Tee handle provides straightforward manual operation
- Rated up to 450 psi CWP
- Suitable for compressed air, instrumentation and general utility shutoff
- Genuine Dwyer stock with free UAE-wide shipping
Who This Product Is Best For
- Engineers working with tight panel and skid layouts where a standard-size ball valve may not fit
- Instrumentation systems requiring compact 1/2" NPT shutoff
- Compressed-air and general utility applications requiring manual isolation
- Installations that benefit from bidirectional valve operation
- Maintenance and system builders looking for a compact Dwyer manual ball valve
How to Specify & Commission It
- Confirm that the MVB-TF4's 1/2" female x female NPT connections match the mating fittings and piping.
- Install the valve in the required position; the double seal mechanism permits bidirectional installation.
- Operate the tee handle to open or close the valve and confirm smooth operation.
- Check all connections for leakage and verify proper shutoff before placing the system into normal service.
Frequently Asked Questions
What size is the Dwyer MVB-TF4?
The MVB-TF4 is a 1/2" mini brass ball valve with female x female NPT connections.
What is the pressure rating of the MVB-TF4?
It is rated from -29" Hg vacuum to 450 psi CWP (31 bar).
Can the MVB-TF4 be installed in either flow direction?
Yes. Its double seal mechanism allows bidirectional installation.
What type of handle does the MVB-TF4 have?
The valve uses a tee handle for manual operation.
What materials are used in the valve?
The valve body and ball are chrome-plated brass. The stem uses a fluoroelastomer O-ring seal, and the ball seats are made from PTFE.
Where can the MVB-TF4 be used?
It is suitable for compressed air, instrumentation and general utility shutoff applications, particularly where installation space is limited.
Is genuine Dwyer stock available in the UAE?
Yes. Genuine Dwyer MVB-TF4 stock is available from General Tech Services LLC, UAE, with free UAE-wide shipping. Call +971 6 5436933 for pricing and current availability.
Request a Quote Today
For pricing or to place an order for the Dwyer MVB-TF4, contact General Tech Services LLC.
Call +971 6 5436933 | www.generaltechshop.ae
