MX128LF/U 1 1/4 in NPT Mixing Valve LF
- Part #
- MX128LF/U
- UPC
- 085267358972
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- Size
- 1-1/4 in
- Material
- Teflon-coated, Bronze
- Connection
- NPT
- Finish
- Metallic
Full specifications 5 manufacturer documents
WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
Gas, electrical and venting work should be done by a licensed professional.
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Product details
MX128LF/U — 1 1/4 in NPT Mixing Valve LF.
Thermostatic mixing valves blend hot and cold to a set outlet temperature, protecting against scalding while letting you store water hotter. Lead-free models are for potable water; heating-only models are for hydronic loops.
Specifications
| Part Number | MX128LF/U |
|---|---|
| Type | Thermostatic mixing valve |
| Size | 1-1/4 in |
| Connections | NPT |
| Lead free | Yes |
| UPC | 085267358972 |
| Controlled Media | Potable Water, Non Potable Water |
| Re-Circulation | Yes |
| Approvals and Standards | ASSE 1017 Certified, CSA Listed, NSF/ANSI 61 Certified |
| Color | Metallic |
| Includes | (3) 1 1/4 in Gaskets, 1/2 in BSP recirculation adapter, Check Valves on Hot and Cold Inlets |
| Product Length | 7.7 in, 196 mm |
| Product Weight | 6.4 lb, 2.9 kg |
| Manufacturer Warranty | 1 Year |
| Adjustment Means | Allen Key |
| Differential Pressure (Max) | 7 psi, 48.3 kPa |
| Flex Connector Included | No |
| Flow Coefficient | 9.3 Cv |
| Flow Rate (Min) | 2.5 gpm, 9.5 lpm |
| Media Temperature (Max) | 221 °F, 105 °C |
| Number of Check Valves | 2 |
| Operating Mixing Temperature (Min) | 113 °F, 45 °C |
| Operating Mixing Temperature (Max) | 149 °F, 65 °C |
| Operating Pressure (Max) | 150 psi, 1034 kPa |
| Seal Material | Gun Metal |
| Valve Body Material | Teflon-coated, Bronze |
| Accessories | MX 050-RP/U |
| Connection Size | 1 1/4 in |
| Connection Type | NPT |
| Nominal Diameter | DN32 |
| Number of Connections | 4 |
Manufacturer documents
- Installation Instructions for MX Series Threaded Mixing Valves (English, French, Spanish)
- Installation Instructions for MX Flanged Mixing Valves (English, French, Spanish)
- Product Data Sheet for MX Series Commercial Mixing Valves (English, French, Spanish)
- Product Data sheet for the MX Series Valves (English)
- Potable Water Products Brochure (English)


