We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

LEONARD VALVE Thermostatic Mixing Valve: 3/4 in Inlet Connection Size - Point-of-Source Mixing Valves
LEONARD VALVEPoint-of-Source Mixing Valves

LEONARD VALVE Thermostatic Mixing Valve: 3/4 in Inlet Connection Size

The LEONARD VALVE Thermostatic Mixing Valve is a point-of-source mixing valve with a 3/4 in inlet connection size and a 1 in outlet connection size. It includes a color coded dial and is identified by manufacturer…

SKU 3G-OTH-438519

Also listed as: TM420BLFDTRF · TM 420B LF DT RF

Brand
LEONARD VALVE
Item
Thermostatic Mixing Valve: 3/4 in Inlet Connection Size
Category
Point-of-Source Mixing Valves
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

LEONARD VALVE
Manufacturer Part Number
TM-420B-LF-DT-RF
Includes
Color Coded Dial
Outlet Connection Size
1 in

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

LEONARD VALVE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The LEONARD VALVE Thermostatic Mixing Valve is a point-of-source mixing valve with a 3/4 in inlet connection size and a 1 in outlet connection size. It includes a color coded dial and is identified by manufacturer part number TM-420B-LF-DT-RF.

Frequently Asked Questions

What is a LEONARD VALVE Thermostatic Mixing Valve used for?

A LEONARD VALVE Thermostatic Mixing Valve blends hot and cold water to a precise, safe outlet temperature at the point of use. It is commonly applied in commercial and institutional facilities for showers, sinks, and other fixtures to prevent scalding and ensure consistent water temperature.

What are the specifications of the LEONARD VALVE TM-420B-LF-DT-RF?

The LEONARD VALVE TM-420B-LF-DT-RF is a point-of-source thermostatic mixing valve with a 3/4 in inlet connection size and a 1 in outlet connection size. It includes a color coded dial for temperature adjustment and is manufactured under part number TM-420B-LF-DT-RF.

Where to buy a LEONARD VALVE Thermostatic Mixing Valve worldwide?

3G Electric supplies the LEONARD VALVE Thermostatic Mixing Valve worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for a quote on the TM-420B-LF-DT-RF or other LEONARD VALVE models.

How to install a LEONARD VALVE Thermostatic Mixing Valve?

Install the LEONARD VALVE Thermostatic Mixing Valve in accordance with local plumbing codes and the manufacturer's instructions. Ensure supply lines are flushed before connection, mount the valve in an accessible location, and verify outlet temperature with a calibrated thermometer after installation.

Used in

Common applications for LEONARD VALVE
Commercial kitchen water temperature control — Leonard Valve TM series thermostatic mixing valves for dishwashing and sanitation
Healthcare facility safety showers — Leonard Valve LV series point-of-source mixing valves with check-stops for emergency eyewash stations
Industrial process water blending — Leonard Valve PNV digital mixing valves with integral daily sweep for precise temperature regulation
Steam and cold water mixing for cleaning — Leonard Valve TMS-50-RF thermostatic mixing valve for high-temperature water in industrial washdown
Maintenance of existing mixing valve installations — Leonard Valve KIT R/28 repair kit for TM-26-LF and TM-28 series valves
Coolant hose replacement in machining operations — Leonard Valve 25 HDH EPDM coolant hose for machine tool temperature control systems

LEONARD VALVE Products

3G Electric supplies LEONARD VALVE point-of-source mixing valves. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
AVENTICS Directional Control Valve: Three-Way / Two-Position, Female, Female 1/8 in BSPT, 3 Ports (MPN 8227A2NA4114AF1)
AVENTICS
AVENTICS Directional Control Valve: Three-Way / Two-Position, Female, Female 1/8 in BSPT, 3 Ports (MPN 8227A2NA4114AF1)
AVENTICS Solenoid Air Control Valve: Series L1, Single Solenoid, Four-Way / Two-Position, Locking (MPN L12BA452O060T30)
AVENTICS
AVENTICS Solenoid Air Control Valve: Series L1, Single Solenoid, Four-Way / Two-Position, Locking (MPN L12BA452O060T30)
AVENTICS Solenoid Air Control Valve: Series L2, Double Solenoid, Four-Way / Three-Position, Open (MPN L23BB552O060T40)
AVENTICS
AVENTICS Solenoid Air Control Valve: Series L2, Double Solenoid, Four-Way / Three-Position, Open (MPN L23BB552O060T40)
AVENTICS Pilot Air Control Valve: Series L1, Remote Pilot, Four-Way / Three-Position, 1/4 in NPT (MPN L12PP552O000000)
AVENTICS
AVENTICS Pilot Air Control Valve: Series L1, Remote Pilot, Four-Way / Three-Position, 1/4 in NPT (MPN L12PP552O000000)
AVENTICS Pilot Air Control Valve: Series L1, Remote Pilot, Four-Way / Two-Position, 1/8 in NPT (MPN L11PA452O000000)
AVENTICS
AVENTICS Pilot Air Control Valve: Series L1, Remote Pilot, Four-Way / Two-Position, 1/8 in NPT (MPN L11PA452O000000)
AVENTICS Pilot Air Control Valve: Series L1, Remote Pilot, Four-Way / Two-Position, 1/4 in NPT (MPN L12PA452O018D00)
AVENTICS
AVENTICS Pilot Air Control Valve: Series L1, Remote Pilot, Four-Way / Two-Position, 1/4 in NPT (MPN L12PA452O018D00)

More from LEONARD VALVE

View all LEONARD VALVE parts
Thermostatic mixing valve for point-of-source applications, blending hot and cold water to a set outlet temperature. Includes check-stops. Outlet connection size: 3/4 in. Suitable for use in commercial and industrial water systems
LEONARD VALVE
Thermostatic mixing valve for point-of-source applications, blending hot and cold water to a set outlet temperature. Includes check-stops. Outlet connection size: 3/4 in. Suitable for use in commercial and industrial water systems
Thermostatic mixing valve for point-of-source applications, blending hot and cold water to a consistent outlet temperature. Includes adjustable limit stops set. Outlet connection size: 1 1/4 in. Suitable for commercial and industrial plumbing systems requiring temperature control
LEONARD VALVE
Thermostatic mixing valve for point-of-source applications, blending hot and cold water to a consistent outlet temperature. Includes adjustable limit stops set. Outlet connection size: 1 1/4 in. Suitable for commercial and industrial plumbing systems requiring temperature control
This thermostatic mixing valve blends hot and cold water to a set outlet temperature. It includes check-stops and has a 1 1/4-inch outlet connection. Suitable for point-of-source temperature control in commercial and industrial water systems
LEONARD VALVE
This thermostatic mixing valve blends hot and cold water to a set outlet temperature. It includes check-stops and has a 1 1/4-inch outlet connection. Suitable for point-of-source temperature control in commercial and industrial water systems
Point-of-source mixing valve with 1 in outlet connection size. Includes adjustable limit stops set. Used to blend hot and cold water to a controlled outlet temperature in commercial and institutional plumbing systems
LEONARD VALVE
Point-of-source mixing valve with 1 in outlet connection size. Includes adjustable limit stops set. Used to blend hot and cold water to a controlled outlet temperature in commercial and institutional plumbing systems
LEONARD VALVE Thermostatic Mixing Valve: 1 1/4 in Inlet Connection Size, NPT x NPT, Copper (MPN LV-983-LF-RF)
LEONARD VALVE
LEONARD VALVE Thermostatic Mixing Valve: 1 1/4 in Inlet Connection Size, NPT x NPT, Copper (MPN LV-983-LF-RF)
LEONARD VALVE Thermostatic Mixing Valve: 1 1/4 in Inlet Connection Size, NPT, Bronze, 65°F to 180°F (MPN TM-150-AT-LF-RF)
LEONARD VALVE
LEONARD VALVE Thermostatic Mixing Valve: 1 1/4 in Inlet Connection Size, NPT, Bronze, 65°F to 180°F (MPN TM-150-AT-LF-RF)
LEONARD VALVE Thermostatic Mixing Valve: 2 in Inlet Connection Size, 2 in Outlet Connection Size (MPN TM-200-SW-AT-LF-RF)
LEONARD VALVE
LEONARD VALVE Thermostatic Mixing Valve: 2 in Inlet Connection Size, 2 in Outlet Connection Size (MPN TM-200-SW-AT-LF-RF)
LEONARD VALVE Thermostatic Mixing Valve: 2 in Inlet Connection Size, 2 in Outlet Connection Size (MPN LV-985-SW-LF-RF)
LEONARD VALVE
LEONARD VALVE Thermostatic Mixing Valve: 2 in Inlet Connection Size, 2 in Outlet Connection Size (MPN LV-985-SW-LF-RF)