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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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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

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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
Commercial rooftop units — Honeywell Home VR8345K4809 dual-stage gas valve for direct spark ignition
Industrial boilers — Honeywell Home L6006A1145 immersion controller for high-limit and circulator control
Hydronic heating systems — Honeywell Home L4081B1047 circulator/high-limit controller with millivolt switching
Radiant floor heating — Honeywell Home L7224U1002 dual-function controller for high and low limit protection
Gas-fired furnaces — Honeywell Home VR8345M4302 single-stage gas valve for intermittent pilot ignition
Steam boilers — Honeywell Home L6081A1036 high/low limit controller with fixed differential
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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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