Longday AG specialises in advanced air filtration solutions for industrial and mobile applications. The company designs and manufactures engine, cabin, hydraulic, fuel and oil filters, as well as modular systems such as the DustRanger™ series, providing customised filter elements and aftermarket products for OEMs and distributors, with products meeting international standards (e.g. ISO 16890, EN 1822, ISO 5011).
Advanced air filtration solutions for OEMs and distributors, including custom filters, air purifiers and filter elements for demanding technical applications.
Cabin filters
Custom cabin air filters and complete filtration systems for OEMs and retrofit solutions, including categories for coarse dust, particles, HEPA and combination protection.
Engine air filters
Single-stage and two-stage air filters for engines, compressors, generators and mobile machines with different dust loads and ISO-5011 testing.
Air intake pre-separators
Pre-separators for intake air that separate coarse dust, sand, dirt and moisture before the main filter, improving service life, maintenance intervals and engine protection.
Filter accessories and maintenance indicators
Maintenance switches, rain hoods, mounting brackets, air duct components and spare parts for air filtration systems, including mechanical and electrical Sentinel indicators.
Replacement filters
Replacement filter elements for hydraulic, oil, fuel, AdBlue and air systems, as well as custom packaging, labeling and second-source solutions.
HVAC and industrial filters
High-performance air filters for HVAC systems, cleanrooms and industrial applications, including prefilters, fine filters, HEPA/ULPA filters, activated carbon filters and filters for plastics processing.
DustRanger™ protective ventilation system
Modular air filtration and overpressure system with active pre-cleaning, H14-HEPA and activated carbon filtration for cabins, containers and industrial environments.
DustRanger™-Indoor
Industrial air purification for indoor spaces with multi-stage filtration, H14-HEPA, activated carbon, flexible installation and sensor-controlled control.
DustRanger™-Air Cleaner
OEM air cleaner with modular housing configuration, axial airflow and honeycomb filter technology for industrial, HVAC and energy systems.
Comparisons
Longday AG in comparison
Soon
Industry comparisons are coming soon
We're preparing industry comparisons that rank Longday AG by reviews, experience and specialisations.
Knowledge
No knowledge articles yet
Once Longday AG has claimed this profile, we'll publish editorial articles and case studies here together.