
RMI85PP R80 / 24V 2000W CIMA HORIZONTAL / CUT MOTOR DOWN PA10
RMI85PP R80 24V 2000W CIMA Motor | Genuine | Muir Australia
The Muir RMI85PP R80 24V 2000W Cima Horizontal Cut Motor Down PA10 is a genuine factory replacement motor-gearbox unit designed for HR4000 Thor series horizontal windlasses. Combining a powerful 24V 2000W Cima motor with the proven RMI85PP R80 gearbox configuration, this complete drive unit delivers the heavy torque and reliable speed reduction needed for serious offshore anchoring performance.
Built for Marine Conditions
Manufactured to Muir's strict quality standards, the unit features a horizontal cut configuration with downward-facing PA10 mounting, engineered specifically for the HR4000 Thor windlass installation. The Cima motor is renowned for consistent power delivery and long service life, while the matched gearbox provides optimal gear ratio for smooth chain handling under load.
Key Features
- Genuine Muir replacement motor-gearbox unit
- 24V DC operation with 2000W power output
- Premium Cima motor with RMI85PP R80 gearbox
- Horizontal cut, downward PA10 configuration
- Designed specifically for HR4000 Thor windlasses
- Direct fit — no modifications required
Why Choose Genuine Muir Parts?
Choosing the authentic RMI85PP R80 24V 2000W Cima ensures perfect compatibility, optimal performance, and long-term reliability. Aftermarket motor-gearbox units often use inferior components that wear quickly or fail under load — risking damage to your windlass and unsafe anchoring. Trust genuine Muir parts for dependable performance and full warranty support.
Order your replacement unit today from Muir Australia — trusted marine engineering since 1968.
Part number: G081010
Fits: HR4000 Thor exploded view
Prices aren’t shown online. Send us the part number and your windlass model and serial number and we’ll confirm fit, price and availability.



