• FKL5521-300 Exit Filter | 92x92mm Replacement Filter Grille | FKL55 Series
FKL5521-300 Exit Filter | 92x92mm Replacement Filter Grille | FKL55 Series
FKL5521-300 Exit Filter | 92x92mm Replacement Filter Grille | FKL55 Series

FKL5521-300 Exit Filter | 92x92mm Replacement Filter Grille | FKL55 Series

$11.27 USD

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The FKL5521-300 is the exit-side filter grille for the FKL55 series 92x92mm fan filter unit. It mounts opposite the fan intake to keep enclosure pressure balanced while filtering exhaust air, and is sized as a direct-fit replacement or spare for FKL5521-230 installations.

Model FKL5521.300
Order Number / SKU 8058.099
Type Passive exit filter (no motor)
Cut-out Dimension 92 x 92 mm
Compatible With FKL5521-230 fan filter unit
Packaging (Min Pack) 12.1 x 11.5 x 3.8 cm, 0.16 kg

The FKL5521-300 is the exit-side filter grille for the FKL55 series 92x92mm fan filter unit. It mounts opposite the fan intake to keep enclosure pressure balanced while filtering exhaust air, and is sized as a direct-fit replacement or spare for FKL5521-230 installations.

Use it for ventilation and heat removal in control cabinets and electrical enclosures. Specifications: 92x92mm Replacement Filter Grille.

  • Standard delivery within 7–15 business days
  • Request a return within 30 days after the last item in your order is delivered
  • Return items in original condition for a full refund
  • Customers cover return shipping costs for standard returns
  • No restocking fee
  • Cancellation requests are accepted before the item is fulfilled (shipped)
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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