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WATERLINE CONTROLS WLC4000-120VAC Fluid Level Controller - Fluid Level Controllers
WATERLINE CONTROLSFluid Level Controllers

WATERLINE CONTROLS WLC4000-120VAC Fluid Level Controller

<p>The WATERLINE CONTROLS WLC4000-120VAC is a robust fluid level controller designed for fill and high alarm applications. It operates on 120V AC and features a 30 A DPDT relay output, ensuring reliable switching for…

SKU 3G-OTH-68706

Also listed as: WLC4000120VAC · WLC4000 120VAC

Brand
WATERLINE CONTROLS
Item
WLC4000-120VAC Fluid Level Controller
Part Number
WLC4000-120VAC
Category
Fluid Level Controllers
Available to Order
Also known as:WLC4000-120VACWATERLINE CONTROLS
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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

WATERLINE CONTROLS
Manufacturer Part Number
WLC4000-120VAC
Type
Fill/High Alarm, 30 A – DPDT
Functions
High Alarm
NEMA Rating
4X
Dry Contacts
3
Power Relays
2
Probes Included
Fill Stop

Technical Documents

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

Product Description

<p>The WATERLINE CONTROLS WLC4000-120VAC is a robust fluid level controller designed for fill and high alarm applications. It operates on 120V AC and features a 30 A DPDT relay output, ensuring reliable switching for industrial processes. With a NEMA 4X rating, it is suitable for washdown and corrosive environments. The controller includes three dry contacts and two power relays, providing flexibility for various control schemes. It comes with a fill stop probe, ready for installation.</p><p>Ideal for water treatment, chemical dosing, and process industries, this controller ensures accurate level management. As a Singapore-based supplier, 3G Electric offers SGD quotes on request, handles GST for local buyers, and provides fast delivery across Singapore and Southeast Asia.</p>

Frequently Asked Questions

What is the relay output rating and contact configuration of the WLC4000-120VAC?

The WLC4000-120VAC has a 30 A DPDT relay output, meaning it has two sets of double-pole double-throw contacts, capable of switching up to 30 amps. It also includes three dry contacts and two power relays for additional control.

Is the WLC4000-120VAC suitable for outdoor or washdown environments?

Yes, the controller has a NEMA 4X rating, which means it is dust-tight, watertight, and corrosion-resistant, making it suitable for outdoor and washdown applications.

Used in

Common applications for WATERLINE CONTROLS
Water treatment plants — WLC6000 series controllers for multi-pump fill and alarm management in clearwells and filter backwash tanks.
Wastewater lift stations — WLC5000 series controllers for high/low alarm and pump fill control in wet wells.
Industrial cooling towers — WLC4000 series controllers for basin level control with high alarm to prevent overflow.
Chemical storage tanks — WLC3000 series controllers for automated fill control of conductive process liquids.
Irrigation reservoirs — WLC6000 series controllers for managing multiple fill pumps and alarm conditions in remote sites.
Building sump pump systems — WLC4000 series controllers for high alarm and fill control in basement or mechanical room sumps.
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WATERLINE CONTROLS Products

3G Electric supplies WATERLINE CONTROLS fluid level controllers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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