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3G Electric
HONEYWELL HOME Single Function Immersion Controller
HONEYWELL HOMESingle Function

HONEYWELL HOME Single Function Immersion Controller

The Honeywell Home L4008A1015 is a single-function immersion controller designed for high-limit applications. It features an adjustable differential temperature range of 5°F to 30°F and includes an auto/manual…

SKU 3G-OTH-70072

Brand
HONEYWELL HOME
Item
Single Function Immersion Controller
Part Number
L4008A1015
Category
Single Function
Available to Order
Also known as:L4008A1015HONEYWELL 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
L4008A1015
Type
100°F Min, Horizontal/Vertical
Max
240°F
Switch
1
Application
High Limit
Mounting Orientation
Horizontal
Differential Temperature
5°F to 30°F Adjustable
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 L4008A1015 is a single-function immersion controller designed for high-limit applications. It features an adjustable differential temperature range of 5°F to 30°F and includes an auto/manual switch. This controller is intended for horizontal mounting orientation.

Frequently Asked Questions

What is the Honeywell Home L4008A1015 immersion controller used for?

The Honeywell Home L4008A1015 is a single-function immersion controller used for high-limit applications in heating systems. It monitors fluid temperature and shuts down the system if the temperature exceeds the set limit, protecting equipment from overheating. It is commonly installed in boilers, water heaters, and industrial process tanks.

What are the specifications of the Honeywell Home L4008A1015?

The Honeywell Home L4008A1015 is a high-limit immersion controller with an adjustable differential temperature range of 5°F to 30°F. It includes an auto/manual switch and is designed for horizontal mounting orientation. The minimum temperature setting is 100°F, and the maximum is 240°F. The manufacturer part number is L4008A1015.

Where to buy the Honeywell Home L4008A1015 worldwide?

You can source the Honeywell Home L4008A1015 immersion controller 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 sourcing for this Honeywell Home part.

How to install the Honeywell Home L4008A1015 immersion controller?

Install the Honeywell Home L4008A1015 in a horizontal orientation, ensuring the sensing bulb is fully immersed in the fluid. Wire the controller according to the system schematic, connecting the high-limit circuit. Adjust the differential temperature between 5°F and 30°F as needed. Always follow local codes and the manufacturer's instructions for safe operation.

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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