Cleaire Horizon
About Cleaire
Cleaire Horizon

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The Cleaire Horizon is specifically designed to provide diesel particulate (PM) reductions for in-use diesel engines in challenging on-road applications and duty cycles including cold exhaust and older engines.

  • CARB verified to Level 3 (>85%) compliance for PM
  • Eligible for local, state and federal funding programs
  • The practical alternative to vehicle replacement
  • Proven retrofit solution for school buses
  • Industry leading advanced system monitoring, diagnostics and data retrieval
  • Durable state-of-the-art stainless steel technology

This active regeneration system uses clean electricity, through an integrated heating element, to "cook off" the captured diesel particulate, much like a self cleaning oven, while the vehicle is parked overnight.

Horizon is managed by Cleaire's proprietary MLC® which monitors system parameters and controls the automatic electric regeneration process. The MLC also stores the monitored parameters in the memory for later retrieval and analysis.

Cleaire uses only the highest quality materials, including all stainless steel construction and a robust silicon carbide diesel filter for enhanced durability. Additionally, numerous inlet/outlet end cone configurations are available for installation ease.

Horizon's modular design facilitates service and de-ashing of the diesel particulate filter. The reusable metal seal and band clamp design provide quick turn around for maximum up time.

The Cleaire Horizon balances the need for cleaner air with the demanding requirements of real-world off-road diesel applications and the need to maximize the economic life cycle of your vehicles while avoiding costly replacement.

Visit the Application Photo Gallery and browse the many types of vehicles and equipment operating Cleaire retrofit systems.

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On-Road Vehicles
HORIZON™ Quick Specs
Filter Type Active diesel particulate filter with electric heater regeneration
CARB Verification
> Engine PM Limit
None
CARB Verification
> Engine Model Years
1960-2006
CARB Verification
> Engine Displacement
Up to 15 liters
CARB Exclusions No 2-stroke engines
No OE diesel particulate filter
Typical Applications Light Duty Cycle: school bus, municipal & utility truck, refuse truck and other centrally based
on-road vehicles
PM Reduction Greater than 85% (Level 3)
NOx Reduction None
Fuel Compatibility ULSD / Up to B20
Exhaust Temperature Requirement None
Regeneration Type Active (electric heater)
Regeneration Time 4 hours
Engine run time between regenerations Consult Cleaire dealer
(based on engine condition, maintenance practices
and duty cycle)
Eligible for local, state and federal funding programs Yes
Dimensions 42" (L) x 12" (W)
Shipping Weight 145 lbs.
Verification Document Download PDF
Engine Family List Download PDF
Product Spec Sheet Download PDF

Download On-Road Product Matrix

Made in California
Cleaire Advanced Emission Controls, LLC • 800-308-2111 • www.cleaire.com