Simplex Mixing Valve

Electronic Tempering Valve • 1”, 1-1/4”, 1-1/2”, 2”, 2-1/2”
Great for replacing old and antiquated Thermostatic Mixing Valves

Simplex Digital Mixing Valve System

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Replace Your old worn out thermostatic mixing valve with our reliable digital mixing valve

(Starting under $3,500!!!!)

Towle-Whitney’s digital hot water mixing valve delivers precise, reliable temperature control for commercial and institutional applications. Designed for performance and safety, it’s the ideal solution for:

Hospitals, nursing homes, and assisted living facilities
Colleges and universities
Hotels
Office buildings
Multi-family residential properties

Engineered for long-term efficiency, our digital mixing system outperforms traditional thermostatic valves—offering a significantly lower cost of ownership. Unlike brass thermostatic valves that quickly accumulate mineral buildup and require frequent replacement, our system features corrosion-resistant 304 stainless steel components and advanced electronic controls that reduce maintenance and extend service life.

Ditch the outdated tech. Upgrade to a smarter, more dependable solution that saves time, money, and worry.

Manufacturer: Towle Whitney

Product Code: TWDTS

Availability: In Stock

Product Overview:

Models TWDTS & TWDTS Plus

Towle-Whitney’s Simplex Mixing Valve System offers accurate digital temperature control for a wide range of commercial and institutional hot water applications. Designed as a single-valve solution, this system provides stable outlet temperature even under varying demand, making it ideal for schools, nursing homes, locker rooms, and more.

Control Components

Heat-Timer ETV Control Module – 120V
Heat-Timer Temperature Sensor – 24V
Heat-Timer ETV Actuator – 24V

Frame

Powder Coated Strut Channel
Control Module mounted on Polymer Deck

Plumbing Components

Mixing Valve – Stainless steel
Check Valves – Lead Free Brass
Hose Bib – Lead Free Brass
Tees – Copper
Circulator Pump – Supplied by Others

Installation Manuals

Available Models

* Electronic Tempering Valve:

Not sure which Simplex Mixing Valve is right for your application?

If you do not see what you are looking for, additional models and custom configurations are
available to meet your needs.

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Simplex Digital Mixing Valve System

Precision Control. Compact Design. Reliable Performance.

Mounted on a robust powder-coated steel frame and fully piped and wired at the factory, the Simplex unit is delivered ready for installation, reducing on-site labor and setup time. The digital controller is intuitive and easy to program, with built-in alerts for high/low temperature, valve motor fault, and system diagnostics.

Key Features

Digital temperature control with high accuracy
Single electronic mixing valve system
Factory-piped and prewired for plug-and-play installation
Powder-coated steel frame with stainless steel piping
Built-in high/low temperature alarm system
Lead-Free construction (certified to NSF 372)
Optional recirculation temperature control

Ideal Applications

Schools and Universities
Healthcare and Assisted Living Facilities
Commercial Buildings
Public Restrooms and Locker Rooms
Hotels and Hospitality Venues

Specification Sheets (Submittals)
Model	1.TWDTS-D-XL-Brochure-4-21-22.pdf
Model	TWDTS-Solve-your-Hot-Water-Problems.pdf
Model	TWDTS-100 Submittal.pdf
Model	TWDTS-125 Submittal.pdf
Model	TWDTS-150 Submittal.pdf
Model	TWDTS-200 Submittal.pdf
Model	TWDTS-250 Submittal.pdf

Specifications
Electronic Tempering Valve	TWDTS-100 1”, TWDTS-125 1-1/4”, TWDTS-150 1-1/2”, TWDTS-200 2”, TWDTS-250 2-1/2”

About the Simplex Mixing Valve Series

TWDTS Simplex Mixing Valve systems are designed to provide dependable, efficient pressure boosting with factory-built controls, compact installation, and simplified service.