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Marley-Loop_Enders_Keep Cool
SPX-Technologies

Stay Operational with Essential Spares

Get Your Marley Geareducer® Now.

  • Stocked and ready to ship for immediate replacement or a spare
  • New, remanufactured, and repairs available for Marley Geareducers®
  • Reman and repairs available for Amarillo gearboxes

(Pro tip: Go with the Marley Reman for a lower-priced, ready-spare, with an additional $2,000 core credit.)

Lock in for the colder months before it’s too late and order today!

100,000+
Hour Lifespan

25%
Greater External Surface Area

40%
Thicker Housings

Up to 5-Year
Warranty

Marley Geareducers®: Built for Durability, Trusted for Reliable Performance

59__ Less Water Usage-icon

Exceptional OEM Quality

Backed by SPX Cooling Tech’s expertise, Marley Geareducers perform seamlessly in Marley and non-Marley cooling towers.

88__ Reduction in Wastewater-icon

Durable Construction

Built with high-strength, case-hardened alloy steel, Marley Geareducers® can withstand rigorous cooling tower environments.

Boost Your Sustainability Profile-icon

Proven Reliability

Marley Geareducers® are trusted by industries worldwide for smooth and trouble-free operation under demanding conditions.

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Exceeding Quality Standards of Design and Manufacturing

For over 80 years, Marley has made the most reliable gearbox designed specifically for cooling towers. Backed by SPX Cooling Tech’s expertise and built to meet or exceed CTI Standard 111 and AGMA standards, every Marley Geareducer® is tested under load at our factory and fully inspected and adjusted before shipment to ensure efficient operation from day one.

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Take Control of Your Cooling Tower Water Management-Image

Engineered for Smooth, Trouble-Free Performance—Even in the Most Demanding Conditions

Marley Gearuducers® are designed with advanced features for optimal performance, ensuring reliable power delivery for your cooling tower operations:

Case-hardened alloy steel machined to AGMA Quality Class 9 and above
Heavy duty double row interstage bearings for 100,000+ hour life
Large oil passageways maintain lower oil temperatures to prolong oil life
Two-stage (spiral bevel/helical) gear reduction for efficient power transmission
Shafts and keys designed to withstand motor “plugging”
No need for oil pumps, oil filters, or oil coolers
External cooling fins maximize surface area for cooler operation
Premium Inpro input shaft oil seal to eliminate grooving
A single-piece spiral bevel gear head integrated with the pinion shaft for maximum strength
Steel shims at all necessary casting connection points to maintain gear settings
Timken-Kegelrollenlager
ASTM Class 20 gray cast iron case handles large fan loads while minimizing sound and vibration

Case-hardened alloy steel machined to AGMA Quality Class 9 and above

Heavy duty double row interstage bearings for 100,000+ hour life
Large oil passageways maintain lower oil temperatures to prolong oil life
Two-stage (spiral bevel/helical) gear reduction for efficient power transmission
Shafts and keys designed to withstand motor “plugging”
No need for oil pumps, oil filters, or oil coolers
External cooling fins maximize surface area for cooler operation
Premium Inpro input shaft oil seal to eliminate grooving
A single-piece spiral bevel gear head integrated with the pinion shaft for maximum strength
Steel shims at all necessary casting connection points to maintain gear settings
Timken-Kegelrollenlager
ASTM Class 20 gray cast iron case handles large fan loads while minimizing sound and vibration
Equipped with a magnet in the sump to trap metal particles generated during the initial break-in period

chevron Order Your Geareducer Today

Get Your Marley Geareducer® Today!

Extend your cooling towers’ service life and experience reliable power transmission with a Marley Geareducer®.

Be winter-ready and order your Marley Geareducer® today!

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