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HONEYWELL HOME L4006E1091 High Limit Controller - Single Function
HONEYWELL HOMESingle Function

HONEYWELL HOME L4006E1091 High Limit Controller

The Honeywell Home L4006E1091 is a single-function high-limit controller with a 130°F minimum and 270°F maximum temperature range. It includes an auto/manual switch and is designed for vertical mounting orientation…

SKU 3G-OTH-69909

Brand
HONEYWELL HOME
Item
L4006E1091 High Limit Controller
Part Number
L4006E1091
Category
Single Function
Available to Order
Also known as:L4006E1091HONEYWELL 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
L4006E1091
Type
130°F Min, Horizontal/Vertical, Millivolt
Max
270°F
Switch
1
Application
High Limit
Mounting Orientation
Vertical
Auto/Manual Switch Included
Yes

Technical Documents

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

Product Description

The Honeywell Home L4006E1091 is a single-function high-limit controller with a 130°F minimum and 270°F maximum temperature range. It includes an auto/manual switch and is designed for vertical mounting orientation. This millivolt controller features one switch and supports both horizontal and vertical mounting.

Frequently Asked Questions

What is the Honeywell Home L4006E1091 high-limit controller used for?

The Honeywell Home L4006E1091 is a single-function high-limit controller used to monitor and limit temperature in heating systems. It is commonly applied in boilers, furnaces, and process equipment to prevent overheating by opening a circuit when the temperature exceeds the set point.

What are the specifications of the Honeywell Home L4006E1091?

The Honeywell Home L4006E1091 has a temperature range of 130°F minimum to 270°F maximum. It includes one switch, operates on millivolt power, and supports horizontal or vertical mounting (vertical orientation specified). An auto/manual switch is included. The manufacturer part number is L4006E1091.

Where to buy the Honeywell Home L4006E1091 worldwide?

You can source the Honeywell Home L4006E1091 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 supply genuine Honeywell Home controllers to procurement teams globally.

How to install the Honeywell Home L4006E1091 high-limit controller?

Mount the L4006E1091 vertically on a pipe or duct using the provided mounting hardware. Ensure the sensing element is fully inserted into the temperature well. Wire the millivolt switch according to the system schematic, typically in series with the burner circuit. Always follow local codes and the manufacturer's instructions.

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 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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