We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

3G Electric
RFQ CartGet a QuoteSign inSign up
HONEYWELL HOME Immersion Well: Mounting Flange, Copper, Copper - HVAC Thermowells
HONEYWELL HOMEHVAC Thermowells

HONEYWELL HOME Immersion Well: Mounting Flange, Copper, Copper

The HONEYWELL HOME Immersion Well is a Mounting Flange thermowell with a copper shank and copper connection material. It features a 3/4 in external thread size and supports a maximum insertion/bulb length of 3 in and…

SKU 3G-OTH-68688

Brand
HONEYWELL HOME
Item
Immersion Well: Mounting Flange, Copper, Copper
Category
HVAC Thermowells
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
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

Technical Specifications

HONEYWELL HOME
Manufacturer Part Number
121371M
Type
Copper, Copper
Shank Material
Copper
Thermowell Type
Mounting Flange
Connection Material
Copper
External Thread Size
3/4 in
Maximum Insertion/Bulb Length
3 in, 3/8 in
View Full Spec Sheet

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

HONEYWELL HOME Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The HONEYWELL HOME Immersion Well is a Mounting Flange thermowell with a copper shank and copper connection material. It features a 3/4 in external thread size and supports a maximum insertion/bulb length of 3 in and 3/8 in. This HVAC thermowell is identified by manufacturer part number 121371M.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is a HONEYWELL HOME immersion well thermowell used for?

A HONEYWELL HOME immersion well thermowell, like the 121371M mounting flange model, protects temperature sensors in HVAC systems. It allows accurate measurement of liquid or gas temperatures in pipes or tanks while shielding the sensor from pressure, corrosion, and flow. This copper version is suited for compatible fluid applications.

What are the specifications of the HONEYWELL HOME 121371M thermowell?

The HONEYWELL HOME 121371M is a mounting flange thermowell with a copper shank and copper connection material. It has a 3/4 in external thread size and supports a maximum insertion/bulb length of 3 in and 3/8 in. The manufacturer part number is 121371M.

Where to buy a HONEYWELL HOME 121371M thermowell worldwide?

3G Electric supplies the HONEYWELL HOME 121371M immersion well thermowell to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this copper mounting flange thermowell.

How to install a HONEYWELL HOME mounting flange thermowell?

Install the HONEYWELL HOME mounting flange thermowell by welding or bolting the flange to the pipe or tank wall. Ensure the thermowell is fully immersed in the process fluid. Use a compatible temperature sensor with a bulb length not exceeding 3 in or 3/8 in. Follow standard HVAC piping practices for sealing and support.

Used in

Common applications for HONEYWELL HOME
Residential HVAC — Honeywell Home TH115-A-120S/U thermostat for 7-day programmable temperature control in homes.
Light commercial buildings — Honeywell Home TL8230A1003 line-voltage thermostat for electric heating systems in offices.
Hydronic heating systems — Honeywell Home L4006E1117 immersion controller for high-limit temperature regulation in boilers.
Indoor air quality monitoring — Honeywell Home C7263A1008 air quality sensor for gas analysis in commercial facilities.
Furnace control — Honeywell Home ST9120U1011 timer controller for circulating fan timing in integrated furnace systems.
HVAC switching — Honeywell Home RA889A1001 switching relay for 24V AC control of zone valves or dampers.

HONEYWELL HOME Products

3G Electric supplies HONEYWELL HOME hvac thermowells. 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 →

Similar products

Matched by specification & description
HONEYWELL Immersion Well: Mounting Flange, Copper, Copper, 1/2 in External Thread Size (MPN 123869A). Key specifications — Maximum Insertion/Bulb Length: 1-1/2 in, 3 in; Shank Material: Copper; Connection Material: Copper; Thermowell Type: Mounting Flange; Brand: HONEYWELL.
Honeywell
HONEYWELL Immersion Well: Mounting Flange, Copper, Copper, 1/2 in External Thread Size (MPN 123869A). Key specifications — Maximum Insertion/Bulb Length: 1-1/2 in, 3 in; Shank Material: Copper; Connection Material: Copper; Thermowell Type: Mounting Flange; Brand: HONEYWELL.
Immersion Controller: Circulator/High Limit/Low Limit, 130°F Min, 240°F Max, Vertical, 1 Switch (MPN L8124A1015). Key specifications — Application: Circulator; Auto/Manual Switch Included: Yes; Brand: HONEYWELL HOME; Manufacturer Part Number: L8124A1015; Differential Temperature: 10°F to 25°F Adjustable (Low Limit); Mounting Orientation: Vertical.
HONEYWELL HOME
Immersion Controller: Circulator/High Limit/Low Limit, 130°F Min, 240°F Max, Vertical, 1 Switch (MPN L8124A1015). Key specifications — Application: Circulator; Auto/Manual Switch Included: Yes; Brand: HONEYWELL HOME; Manufacturer Part Number: L8124A1015; Differential Temperature: 10°F to 25°F Adjustable (Low Limit); Mounting Orientation: Vertical.
Immersion Controller: High Limit, 130°F Min, 240°F Max, Vertical, 3 Switch, Low Volt, 130°F to 240°F (MPN L8124E1016). Key specifications — Application: High Limit; Auto/Manual Switch Included: Yes; Brand: HONEYWELL HOME; Manufacturer Part Number: L8124E1016; Differential Temperature: 10°F to 25°F Adjustable (Low Limit); Mounting Orientation: Vertical.
HONEYWELL HOME
Immersion Controller: High Limit, 130°F Min, 240°F Max, Vertical, 3 Switch, Low Volt, 130°F to 240°F (MPN L8124E1016). Key specifications — Application: High Limit; Auto/Manual Switch Included: Yes; Brand: HONEYWELL HOME; Manufacturer Part Number: L8124E1016; Differential Temperature: 10°F to 25°F Adjustable (Low Limit); Mounting Orientation: Vertical.
Immersion Controller: Circulator/High Limit/Low Limit, 100°F Min, 240°F Max, Horizontal, 1 Switch (MPN L6006A1145). Key specifications — Application: Low Limit; Auto/Manual Switch Included: Yes; Brand: HONEYWELL HOME; Manufacturer Part Number: L6006A1145; Differential Temperature: 5°F to 30°F Adjustable; Mounting Orientation: Horizontal.
HONEYWELL HOME
Immersion Controller: Circulator/High Limit/Low Limit, 100°F Min, 240°F Max, Horizontal, 1 Switch (MPN L6006A1145). Key specifications — Application: Low Limit; Auto/Manual Switch Included: Yes; Brand: HONEYWELL HOME; Manufacturer Part Number: L6006A1145; Differential Temperature: 5°F to 30°F Adjustable; Mounting Orientation: Horizontal.
Immersion Controller: High Limit, 130°F Min, 240°F Max, Horizontal, 5 Switch, Line Volt/Low Volt (MPN L8124L1011). Key specifications — Application: High Limit; Auto/Manual Switch Included: Yes; Brand: HONEYWELL HOME; Manufacturer Part Number: L8124L1011; Differential Temperature: 10°F to 25°F Adjustable (Low Limit); Mounting Orientation: Horizontal.
HONEYWELL HOME
Immersion Controller: High Limit, 130°F Min, 240°F Max, Horizontal, 5 Switch, Line Volt/Low Volt (MPN L8124L1011). Key specifications — Application: High Limit; Auto/Manual Switch Included: Yes; Brand: HONEYWELL HOME; Manufacturer Part Number: L8124L1011; Differential Temperature: 10°F to 25°F Adjustable (Low Limit); Mounting Orientation: Horizontal.
Immersion Controller: Circulator, 100°F Min, 240°F Max, Horizontal/Vertical, 1 Switch, Millivolt (MPN L4006B1155). Key specifications — Application: Circulator; Auto/Manual Switch Included: Yes; Brand: HONEYWELL HOME; Manufacturer Part Number: L4006B1155; Differential Temperature: 5°F to 30°F Adjustable; Mounting Orientation: Horizontal.
HONEYWELL HOME
Immersion Controller: Circulator, 100°F Min, 240°F Max, Horizontal/Vertical, 1 Switch, Millivolt (MPN L4006B1155). Key specifications — Application: Circulator; Auto/Manual Switch Included: Yes; Brand: HONEYWELL HOME; Manufacturer Part Number: L4006B1155; Differential Temperature: 5°F to 30°F Adjustable; Mounting Orientation: Horizontal.

More from HONEYWELL HOME

View all HONEYWELL HOME parts →
HONEYWELL HOME Immersion Well: Mounting Flange, Copper, Copper, 3/4 in External Thread Size (MPN 121371B). Key specifications — Maximum Insertion/Bulb Length: 3 in, 3/8 in; Shank Material: Copper; Connection Material: Copper; Thermowell Type: Mounting Flange; Brand: HONEYWELL HOME.
HONEYWELL HOME
HONEYWELL HOME Immersion Well: Mounting Flange, Copper, Copper, 3/4 in External Thread Size (MPN 121371B). Key specifications — Maximum Insertion/Bulb Length: 3 in, 3/8 in; Shank Material: Copper; Connection Material: Copper; Thermowell Type: Mounting Flange; Brand: HONEYWELL HOME.
HONEYWELL HOME Immersion Well: Mounting Flange, Copper, Copper, 1/2 in External Thread Size (MPN 121371L). Key specifications — Maximum Insertion/Bulb Length: 3 in, 3/8 in; Shank Material: Copper; Connection Material: Copper; Thermowell Type: Mounting Flange; Brand: HONEYWELL HOME.
HONEYWELL HOME
HONEYWELL HOME Immersion Well: Mounting Flange, Copper, Copper, 1/2 in External Thread Size (MPN 121371L). Key specifications — Maximum Insertion/Bulb Length: 3 in, 3/8 in; Shank Material: Copper; Connection Material: Copper; Thermowell Type: Mounting Flange; Brand: HONEYWELL HOME.