• MAT5521 IP55 Industrial electrical enclosure filter cotton assembly compatible with ventilation filters pack of 20
MAT5521 IP55 Industrial electrical enclosure filter cotton assembly compatible with ventilation filters pack of 20
MAT5521 IP55 Industrial electrical enclosure filter cotton assembly compatible with ventilation filters pack of 20

MAT5521 IP55 Industrial electrical enclosure filter cotton assembly compatible with ventilation filters pack of 20

$33.50 USD

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model: MAT5521 pack of 20
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LEIPOLE MAT5521 Filter Cotton Assembly

This product is a dedicated filter cotton assembly for LEIPOLE electrical cabinet ventilation systems (Model: MAT5521), designed to intercept airborne contaminants entering the enclosure. The assembly consists of a frame and a fiber filter pad and is considered a standard consumable component in electrical equipment maintenance.

Specifications & Parameters

Model: MAT5521

Brand: LEIPOLE (Leipole)

Component Structure: Plastic frame + fiber filter cotton

Material Properties:

Filter Layer: Polyester fiber for physical particle filtration.

Frame: ABS engineering plastic with impact resistance.

Main Application: Prevents dust, lint, and other airborne particles from entering industrial control cabinets and electrical enclosures, helping maintain proper internal ventilation and heat dissipation of electrical components.

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Standard delivery within 2–5 business days

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Customer reviews

Durable in Dusty Conditions

We operate in a high-dust environment, and these fan filters are holding up beautifully. The IP rating is legitimate, and the motors show no signs of slowing.

Anita J.

Facility Engineer, DustFree Solutions

Rock Solid Connectivity

These terminal blocks have significantly reduced our assembly time. The vibration resistance is impressive, and the wiring remains secure even in high-stress environments. Excellent build quality.

— Mark T.

Lead Engineer, VoltSystems Corp

Superior Thermal Control

The climate solution we integrated into our outdoor cabinets has been flawless. It maintains a steady temperature even during summer peaks. Highly recommend for sensitive electronics.

— Sarah L.

Project Manager, GreenGrid Energy

Quiet and Efficient

We replaced our old cabinet fans with Leipole units. The airflow-to-noise ratio is the best we’ve found. Easy to install and the filter changes are a breeze.

— James K.

Maintenance Supervisor, BuildTech Mfg

Precise Calibration

Finally, a thermostat that is easy to set and stays accurate. We’ve seen a noticeable decrease in energy waste since switching to these for our enclosure cooling.

— Elena R.

Operations Director, Precision Controls

Industrial Grade Reliability

These connectors handle high-current loads without breaking a sweat. The housing is rugged, and the snap-fit is very satisfying. Perfect for our modular panel builds.

— David W.

Senior Technician, AutoLine Robotics

No More Overheating

Since installing the full climate kit, our downtime due to cabinet overheating has dropped to zero. Reliable protection for our PLC systems. A must-have for industrial shops.

— Michael S.

Plant Manager, Core Heavy Industries