Lower Maintenance Costs
Marley® System 5™ Geareducers® require only one oil change every 5 years compared to others that require
oil changes multiple times each year.
Long Life Bearings are Standard
All Marley bearings have 100,000 hours minimum L10A service life. Other manufacturers' bearings have half the life of Marley bearings.
Third party* verification of 5 to 7 dBA reduction compared to other gearbox manufacturers. A 7 dBA reduction translates to 80% lower overall sound.**
Cooler Operating Temperatures
Marley Geareducers have up to 47% greater surface area than other manufacturers, along with larger oil passageways to ensure maximum service life.***
Integral Pinion Shaft
Marley Geareducers have a single piece spiral bevel gear head integrated with the pinion shaft for maximum strength, while other manfucturers will use multiple piece pinion arrangements.
Lower Installation Costs
Marley does not require external vent lines, while others do.
Marley stocks over 75 models with over 200 assembled Geareducers ready to ship.
Value Added Options
Low level oil indicator switches, anti-reversing devices, oil seal options.
National Technical systems (NTS) in 1998. Concurrent testing was conducted on Marley and Amarillo gear speed reducers in accordance with SAE J2101 at various speeds and loads.
Lw = 10 log 10 (W/10^-12) dB)
Amarillo A36 vs. Marley 36; Amarillo surface area based on actual measurements of case with estimations given to account for curved faces. Result is 5,173 sq. in. surface area for Amarillo A36 vs. 7,586 sq. in. for Marley 36.