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WHITE-RODGERSSingle Function

WHITE-RODGERS Immersion Controller: Circulator/High Limit/Low Limit, 100°F Min, 240°F Max

The WHITE-RODGERS 11D18 001S1 is a Single Function Immersion Controller designed for Low Limit application. It features an adjustable differential temperature range of 7°F to 45°F, a temperature range of 100°F Min to…

SKU 3G-OTH-70001

Also listed as: 11D18001S1 · 11D18-001S1

Brand
WHITE-RODGERS
Item
Immersion Controller: Circulator/High Limit/Low Limit, 100°F Min, 240°F Max
Part Number
11D18 001S1
Category
Single Function
Available to Order
Also known as:11D18 001S1WHITE-RODGERS
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Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

WHITE-RODGERS
Manufacturer Part Number
11D18 001S1
Type
100°F Min, Horizontal/Vertical
Max
240°F
Application
Low Limit
Mounting Orientation
Vertical
Differential Temperature
7°F to 45°F Adjustable
Auto/Manual Switch Included
Yes

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WHITE-RODGERS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WHITE-RODGERS 11D18 001S1 is a Single Function Immersion Controller designed for Low Limit application. It features an adjustable differential temperature range of 7°F to 45°F, a temperature range of 100°F Min to 240°F Max, and includes an Auto/Manual Switch. This controller is intended for vertical mounting orientation.

Frequently Asked Questions

What is the WHITE-RODGERS 11D18 001S1 immersion controller used for?

The WHITE-RODGERS 11D18 001S1 is a single-function immersion controller for low-limit applications. It monitors and limits temperature in industrial fluid systems, such as boilers or process tanks, with an adjustable differential of 7°F to 45°F and a range of 100°F to 240°F.

What are the specifications of the WHITE-RODGERS 11D18 001S1?

The WHITE-RODGERS 11D18 001S1 immersion controller has a temperature range of 100°F min to 240°F max, adjustable differential from 7°F to 45°F, and includes an auto/manual switch. It is designed for vertical mounting orientation and is a low-limit application controller.

Where to buy the WHITE-RODGERS 11D18 001S1 immersion controller worldwide?

3G Electric supplies the WHITE-RODGERS 11D18 001S1 immersion controller worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this low-limit controller with adjustable differential to your facility, wherever it is located.

How to install the WHITE-RODGERS immersion controller?

Install the WHITE-RODGERS immersion controller in a vertical orientation per the manufacturer's guidelines. Ensure the sensing bulb is fully immersed in the process fluid. Wire the auto/manual switch according to your control circuit. Adjust the differential between 7°F and 45°F as needed for your application.

Used in

Common applications for WHITE-RODGERS
Residential furnace replacement — White-Rodgers 767A-377 hot surface igniter for Trane gas furnaces
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Hydronic zone heating systems — White-Rodgers 13 61 104S1 2-way zone valve for multi-zone temperature control
Plenum temperature regulation — White-Rodgers 05D51 035S1 fan and limit control for forced-air furnaces
OEM furnace control board replacement — White-Rodgers 50N02A-820 integrated ignition control for Trane systems
Fan relay and transformer integration — White-Rodgers 90 118ES1 for compact HVAC control panels
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WHITE-RODGERS Products

3G Electric supplies WHITE-RODGERS 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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This surface-mount limit control is a single-pole single-throw (SPST) automatic reset device with a 30°F differential. It opens on temperature rise at 190°F and closes at 160°F, providing over-temperature protection in HVAC and industrial heating systems
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