Potter Fluid Level Sensor OFL-331CB (4420003) with Bracket

Know the level. Before it matters.

A float-style fluid level sensor that detects a preset liquid level when immersed and switches a Form C contact as the float moves, with an L-bracket for mounting.

$73.01
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Potter Fluid Level Sensor OFL-331CB (4420003) with Bracket
Liquid reaches the preset levelContact changes state
Form C N.O. / N.C. contactWater and shock proof

You can't watch a liquid level around the clock.

A fluid level that rises or falls past a set point often goes unnoticed until it becomes a problem. A level sensor gives your system a contact signal at the point you choose.

✕
Without itWithout a sensor, a change in liquid level goes unseen by your system.
✓
With the OFL-331CBWith the OFL-331CB, the float moves with the liquid and the contact switches between normally open and normally closed.
What you get

Built for reliable level sensing

The OFL-331CB pairs a Form C contact with a float-style design and a mounting L-bracket.

Detects preset level

Senses a preset liquid level when the sensor is immersed.

Potter Fluid Level Sensor OFL-331CB (4420003) with Bracket
20"

Lead length

The sensor includes a 20-inch, 22 AWG lead.

Form C contact

Gives both normally open and normally closed outputs, changing state as the float moves up or down.

Acetal resin housing

The switch housing is made of acetal resin, and the sensor is described as water and shock proof.

Leads included

Comes with a 20-inch, 22 AWG lead for connecting to your system.

The brand

Potter

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Details

Everything you need to know.

BrandPotter
ModelOFL-331CB
Product TypeFluid Level Sensor
Contact TypeForm C, N.O./N.C.
Switch HousingAcetal resin
Lead20-inch, 22 AWG
Contact Rating3 VA
Max. Carry Current0.5 A
Max. Switching Current0.2 A
Breakdown Voltage150 VDC
Operating Temperature-4°F to 176°F (-20°C to 80°C)
Description

Potter Fluid Level Sensor OFL-331CB (4420003) with Bracket

The Potter OFL-331CB is a fluid level sensor from Potter Electric Signal: OFL-331C Fluid Level Sensor with Bracket (4420003). It is intended for security and fire-alarm installers, integrators and facility maintenance teams who need a genuine Potter part.

Key Features

  • Water and shock proof
  • Switch Housing: Acetal resin
  • Contact Type: Form C N.O./N.C. – A changeover contact gives both normally open and normally closed outputs.
  • Contact: 22 AWG 20” lead – Wire gauge accepted at the terminals or provided on the leads.
  • Contact Rating: 3VA
  • Max. Carry Current: .5Amp
  • Max. Switching Current: .2Amps
  • Breakdown Voltage: 150VDC
  • Operating Temperature Range: -4°F-176°F-20°C-80°C – Defines the environmental range the device is rated to operate in.

Specifications

  • Brand: Potter
  • Model: OFL-331CB
  • Product Type: Sensor Probe
  • Additional Information: Water and shock proof; Fluid level sensor

Typical Uses

  • Potter security system installations
  • Replacement and service of existing Potter equipment

Please confirm the model, ratings and compatibility with your panel or system documentation before ordering, and install according to the manufacturer's instructions and local codes.

Good to know: Confirm the model, ratings and compatibility with your panel or system documentation before ordering, and install according to the manufacturer's instructions and local codes.

Need help with compatibility?

Looking for a manufacturer part number, compatible replacement, or quantity order? Contact Raztechs for sourcing and quote support.

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Potter Fluid Level Sensor OFL-331CB (4420003) with Bracket
At a glance

Potter OFL-331CB, ready to order.

  • Product Type: Fluid Level Sensor
  • Contact Type: Form C, N.O./N.C.
  • Switch Housing: Acetal resin
  • Lead: 20-inch, 22 AWG
$73.01OFL-331CB