Description
LR150 Fin Stabilizers – Stabilis Electra (CMC Marine) in California
California cruising on a displacement or semi-displacement yacht often means dealing with layered motion—Pacific swell that keeps rolling through anchorages, afternoon wind chop along the coast, and persistent wake energy around busy marinas. The LR150 Fin Stabilizers – Stabilis Electra (CMC Marine) are engineered specifically for displacement and semi-displacement yachts, delivering high platform stability through displacement-optimized fin geometry, powerful actuator design, and precise multi-axis motion sensing.
The LR system is built to improve comfort and confidence by using an inertial detector that measures roll, pitch, and yaw, allowing stabilization control to match real-world conditions as they evolve. It also supports broader vessel integration, with the ability to manage controls for up to 8 systems, making it well suited for modern yacht installations common in California.
Purpose-Built for Displacement & Semi-Displacement Yachts
LR stabilizers are designed around the way displacement and semi-displacement yachts operate—steady cruising, longer passages, and comfort-focused anchoring. LR150 is intended for larger, higher-demand installations and features:
- Compact yet powerful actuators built for strong stabilization authority
- Fin geometry designed to perform efficiently on displacement hulls
- Improved stabilization behavior for a calmer, more stable platform
- System capability that supports fins up to 7 m²
High Stability Through Multi-Axis Motion Sensing
LR uses a precise inertial detector that measures:
- Roll (side-to-side motion)
- Pitch (bow-up/bow-down motion)
- Yaw (heading oscillation)
By tracking all three axes, the system can maintain a more stable platform—especially valuable in California’s mixed swell and wake-heavy environments where motion can be complex and constantly changing.
Integration-Ready Control Architecture
The LR platform can integrate controls for up to 8 systems, supporting centralized management and coordination of onboard functions. This integration capability helps streamline operation and supports a more refined onboard experience.
Engineering & Construction Details
LR150 is built around heavy-duty marine-grade components chosen for strength, corrosion resistance, and reliable sealing:
- Fin connection: Precision machined oversized self-locking taper
- Shaft: 130 mm duplex stainless steel
- Actuator housing: High-strength ductile iron
- Bearings: Heavy-duty tapered roller bearings (upper and lower)
- Lower seal: Two double-lip seals for maximum seawater protection, accessible in a 316 stainless steel retainer
- Upper seal: Double-lip, spring-loaded seal for grease retention and protection against external contaminants
- Lubrication: Pre-packed water-resistant grease for lifetime maintenance-free service; reduction gearbox lubricated with mineral oil
- Fit & finish: Painted RAL 9016 and polished
LR150 Specifications
| Specification | LR150 |
|---|---|
| Model | LR150 |
| Actuator Weight (incl. electric motor) | 486 kg |
| Motor Type | Brushless with electromagnetic brake |
| Applicable Motor Rating | 11.0 kW |
| Standard Fin Size Options | 2.70 m² / 2.90 m² |
| Maximum Fin Rotational Speed | > 55 deg/s |
| Power Supply | 400V AC 3-phase |
| Frequency | 50 Hz or 60 Hz |
| Maximum Absorption Underway* | — |
| Maximum Absorption At Anchor* | — |
*Power absorption values may vary by installation and operating conditions.
Why LR150 Makes Sense in California
For displacement and semi-displacement yachts operating along the California coast, LR150 is designed to deliver the stability that transforms onboard comfort—less roll at anchor, smoother motion on passage, and better composure in wake-heavy harbors. With displacement-optimized fin geometry, robust actuator design, multi-axis inertial sensing (roll/pitch/yaw), and integration-ready control capability, LR150 helps keep your yacht steadier—so every run feels calmer and every moment onboard is easier to enjoy.










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