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HONEYWELL HOME Copper Thermowell with Mounting Flange - HVAC Thermowells
HONEYWELL HOMEHVAC Thermowells

HONEYWELL HOME Copper Thermowell with Mounting Flange

<p>The HONEYWELL HOME Copper Thermowell with Mounting Flange (MPN: 121371B) is a robust temperature sensor protection solution for HVAC systems. Constructed entirely from copper, this thermowell features a 3/4-inch…

SKU 3G-OTH-68709

Also listed as: 121371 B · 121371-B

Brand
HONEYWELL HOME
Item
Copper Thermowell with Mounting Flange
Part Number
121371B
Category
HVAC Thermowells
Available to Order
Also known as:121371BHONEYWELL HOME
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

HONEYWELL HOME
Manufacturer Part Number
121371B
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

Technical Documents

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

Product Description

<p>The HONEYWELL HOME Copper Thermowell with Mounting Flange (MPN: 121371B) is a robust temperature sensor protection solution for HVAC systems. Constructed entirely from copper, this thermowell features a 3/4-inch external thread and a mounting flange for secure installation. With a maximum insertion/bulb length of 3 inches (and a 3/8-inch bulb diameter), it accommodates standard temperature probes.</p><p>Ideal for facility maintenance, HVAC contractors, and industrial plant engineers in Singapore, this thermowell ensures accurate temperature readings while shielding sensors from process media. As a Singapore-based supplier, 3G Electric offers SGD quotes on request, handles GST for local buyers, and provides fast delivery across Singapore and Southeast Asia.</p>

Frequently Asked Questions

What are the key specifications of this Honeywell Home thermowell?

This thermowell is made of copper with a mounting flange connection. It has a 3/4-inch external thread and a maximum insertion/bulb length of 3 inches (with a 3/8-inch bulb). The manufacturer part number is 121371B.

Can I get a quote in SGD and what about delivery in Singapore?

Yes, 3G Electric provides SGD quotes on request. For Singapore buyers, GST is handled. We offer fast delivery across Singapore and Southeast Asia.

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.
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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.

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This mounting flange thermowell features 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. Used in HVAC systems to protect temperature sensors in pipes or tanks, it allows accurate measurement while shielding the sensor from pressure, corrosion, and flow
HONEYWELL HOME
This mounting flange thermowell features 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. Used in HVAC systems to protect temperature sensors in pipes or tanks, it allows accurate measurement while shielding the sensor from pressure, corrosion, and flow

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