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Honeywell Immersion Controller: High Limit, 100°F Min, 240°F Max, Horizontal/Vertical - Single Function
HoneywellSingle Function

Honeywell Immersion Controller: High Limit, 100°F Min, 240°F Max, Horizontal/Vertical

The Honeywell L4006H1004 is a single-function immersion controller designed for high-limit applications. It features a temperature range of 100°F to 240°F, supports vertical mounting orientation, and includes an…

SKU 3G-OTH-69968

Brand
Honeywell
Item
Immersion Controller: High Limit, 100°F Min, 240°F Max, Horizontal/Vertical
Category
Single Function
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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
Manufacturer Part Number
L4006H1004
Type
100°F Min, Horizontal/Vertical, Millivolt
Max
240°F
Switch
1
Application
High Limit
Mounting Orientation
Vertical
Auto/Manual Switch Included
Yes

Technical Documents

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

Product Description

The Honeywell L4006H1004 is a single-function immersion controller designed for high-limit applications. It features a temperature range of 100°F to 240°F, supports vertical mounting orientation, and includes an auto/manual switch. This millivolt controller operates with one switch.

Frequently Asked Questions

What is the Honeywell L4006H1004 immersion controller used for?

The Honeywell L4006H1004 is a single-function immersion controller used for high-limit applications in heating systems. It monitors temperature and shuts down the burner if the set point is exceeded, preventing overheating. Typical uses include boilers and hot water tanks where precise temperature control is critical.

What are the specifications of the Honeywell L4006H1004?

The Honeywell L4006H1004 has a temperature range of 100°F to 240°F, supports vertical mounting orientation, and includes an auto/manual switch. It operates with one switch and uses millivolt power. This controller is designed for high-limit applications and is manufactured by Honeywell under part number L4006H1004.

Where to buy the Honeywell L4006H1004 worldwide?

You can source the Honeywell L4006H1004 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we provide competitive pricing and reliable supply for this Honeywell immersion controller.

How to install the Honeywell L4006H1004 immersion controller?

Install the Honeywell L4006H1004 in a vertical orientation, ensuring the sensing bulb is fully immersed in the medium. Wire the millivolt controller according to the manufacturer's diagram, connecting the single switch to the high-limit circuit. Always follow local codes and use a qualified technician for installation to ensure safe operation.

Used in

Common applications for Honeywell
Commercial kitchen and inflight-catering steam boilers — RM7890 / RM7895 flame relays with UV detection
Food-processing ramp-and-dwell ovens — DBC2000E / DBC2100E controllers
Hotel and hospital boiler plants — VR8205 combination gas controls
Petrochemical tank-farm heating — V4xxx gas-valve bodies with ML7420 actuators
Retrofit swap-outs from legacy Fireye / Satronic — Honeywell replacement kits

Honeywell Products

3G Electric supplies Honeywell single function. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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