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LIBERTY PUMPS ALM-3W Liquid-Level Alarm - Liquid-Level Alarms
LIBERTY PUMPSLiquid-Level Alarms

LIBERTY PUMPS ALM-3W Liquid-Level Alarm

The LIBERTY PUMPS High Water Alarm: High Level (MPN ALM-3W) is a liquid-level alarm with a nameplate voltage of 120V AC and battery backup. It includes a tether float switch type and provides an 88 dB audio/visual…

SKU 3G-OTH-94127

Also listed as: ALM3W · ALM 3W

Brand
LIBERTY PUMPS
Item
ALM-3W Liquid-Level Alarm
Category
Liquid-Level Alarms
Available to Order
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

LIBERTY PUMPS
Manufacturer Part Number
ALM-3W
Type
Auto, 88 dB, Audio/Visual
AC/9V DC
120V
Alarm Inputs
1
Battery Backup
Yes
Nameplate Voltage
120V AC
Switch Type Included
Tether Float

Technical Documents

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LIBERTY PUMPS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The LIBERTY PUMPS High Water Alarm: High Level (MPN ALM-3W) is a liquid-level alarm with a nameplate voltage of 120V AC and battery backup. It includes a tether float switch type and provides an 88 dB audio/visual alarm with one alarm input.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the LIBERTY PUMPS ALM-3W high water alarm used for?

The LIBERTY PUMPS ALM-3W high water alarm is used to detect and alert when water reaches a high level in sump pits, sewage basins, or other liquid containment areas. It provides an 88 dB audio/visual signal to warn of potential flooding, helping protect basements and equipment from water damage.

What are the specifications of the LIBERTY PUMPS ALM-3W?

The LIBERTY PUMPS ALM-3W high water alarm operates on 120V AC with a 9V DC battery backup. It includes a tether float switch, provides an 88 dB audio/visual alarm, and has one alarm input. The manufacturer part number is ALM-3W, and it is designed for liquid-level monitoring applications.

Where to buy the LIBERTY PUMPS ALM-3W worldwide?

You can source the LIBERTY PUMPS ALM-3W high water alarm through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring the alarm reaches your facility reliably. Contact us for availability and lead time.

How to install the LIBERTY PUMPS ALM-3W high water alarm?

Install the LIBERTY PUMPS ALM-3W by mounting the alarm unit in a dry location near the sump or basin. Connect the tether float switch to the alarm input and secure the float at the desired high-water level. Wire the 120V AC power supply and install the 9V DC backup battery. Test the alarm by lifting the float.

Used in

Common applications for LIBERTY PUMPS
Municipal wastewater treatment — LIBERTY PUMPS Quadplex Control Panel (MPN QE34=6-511-3) for managing multiple pump stations
Commercial building sump management — LIBERTY PUMPS Duplex Control Panel (MPN AE34=3-621-5) for alternating pump operation
Residential sewage handling — LIBERTY PUMPS 41-gallon polyethylene basin (MPN K001132) for below-grade installations
Industrial effluent transfer — LIBERTY PUMPS Grinder Pump (MPN LSGH503MV-5) for solids reduction in high-flow applications
Emergency backup sump systems — LIBERTY PUMPS Battery Backup Sump Pump (MPN 442-10A-EYE) with Wi-Fi monitoring for flood prevention
Single-pump dewatering — LIBERTY PUMPS Simplex Control Panel (MPN SX24HC1=3) for small-scale water removal

LIBERTY PUMPS Products

3G Electric supplies LIBERTY PUMPS liquid-level alarms. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
LIBERTY PUMPS Water Alarm: High Level, 120V AC/9V DC, Auto, 86 dB, Audio/Visual, 3 Alarm Inputs, 1 (MPN ALM-P1-EYE)
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Float-actuated alarm switch for dewatering and wastewater pump systems. Triggers an alert when water level reaches a critical point, helping prevent overflow and pump damage. Suitable for sump, effluent, and sewage applications
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LITTLE GIANT High Water Alarm: Low Level, 115V AC, Manual, 87 dB, Audio, 1 Alarm Inputs, 1, Float (MPN 513901)
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LIBERTY PUMPS Oiltector(R) Pump Control and Alarm: Simplex, Single Phase, 115V AC, 15 A, Plastic, 1 (MPN OTC-115)
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SUMP ALARM High Water Alarm: High Level, 120V AC, Auto/Manual, 90 dB, Audio/Visual, 1 Alarm Inputs (MPN SA-120V-2L-33F)
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SUMP ALARM High Water Alarm: High Level, 120V AC, Auto/Manual, 90 dB, Audio/Visual, 1 Alarm Inputs (MPN SA-120V-2L-33F)

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Auto liquid-level alarm with 86 dB audio/visual alert. Operates on 120V AC with 9V DC battery backup. Includes tether float switch and accepts up to three alarm inputs. Used to detect rising water levels in sump pits, sewage basins, or other liquid containment areas
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Auto liquid-level alarm with 86 dB audio/visual alert. Operates on 120V AC with 9V DC battery backup. Includes tether float switch and accepts up to three alarm inputs. Used to detect rising water levels in sump pits, sewage basins, or other liquid containment areas
The LIBERTY PUMPS ALM-2-1 is an automatic liquid-level alarm with 86 dB audio/visual alert. It operates at 120V AC with battery backup and includes a tether float switch. The unit accepts up to 3 alarm inputs, suitable for monitoring water levels in sump pits or other areas
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The LIBERTY PUMPS ALM-2-1 is an automatic liquid-level alarm with 86 dB audio/visual alert. It operates at 120V AC with battery backup and includes a tether float switch. The unit accepts up to 3 alarm inputs, suitable for monitoring water levels in sump pits or other areas
Auto liquid-level alarm with 86 dB audio/visual signal. Operates on 120V AC with 9V DC battery backup. Includes three alarm inputs and a sensor switch type. Used to alert of high water levels in sump pits, basins, or tanks
LIBERTY PUMPS
Auto liquid-level alarm with 86 dB audio/visual signal. Operates on 120V AC with 9V DC battery backup. Includes three alarm inputs and a sensor switch type. Used to alert of high water levels in sump pits, basins, or tanks