Simrad Reversible Hydraulic Pumpset Series.
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Description
Description
Simrad Hydraulic Pumpsets – Pump-5 MKII, Pump-4 MKII, Pump-3, Pump-2 MKII, and Pump-1 MKII
Product Description
Simrad's hydraulic pumpsets deliver reliable and efficient hydraulic power for marine autopilot and steering systems. Designed for seamless integration with SteadySteer autopilots, these reversible gear pumps provide varying flow rates and voltage options to meet the needs of different vessel sizes and steering systems. Compatible with NAC autopilot computers, the pumps feature O-Ring Boss (ORB) connections and include necessary fittings for quick installation. They are built to provide consistent pump flow and smooth steering assistance, along with quiet operation for enhanced onboard comfort.
Model Numbers
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000-15447-002 — Pump-5 MKII, 24V Hydraulic 3.0L Pumpset
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000-15446-002 — Pump-4 MKII, 12V Hydraulic 3.0L Pumpset
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000-15445-001 — Pump-3, MKII 12V Hydraulic 1.6L Pumpset
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000-15444-002 — Pump-2 MKII, 12V Hydraulic 0.8L Pumpset
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000-11770-002 — Pump-1 MKII, 12V Hydraulic 0.8L Pumpset
Key Features
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High-efficiency reversible hydraulic gear pumps designed for marine autopilot and steering systems
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Designed for SteadySteer compatibility with NAC autopilot computers (NAC-3/NAC-2/AC42/AC12)
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Variety of flow rates for different vessel sizes and steering requirements (from moderate to high flow rates)
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O-Ring Boss (ORB) connections with included fittings for straightforward installation
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Quiet operation suitable for comfortable onboard environments
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Compatible with hydraulic systems using cylinder displacements ranging from 80 cc to 960 cc
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Robust build quality ensuring reliable performance under marine conditions
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Voltage options: 12 V DC for Pump-1, Pump-2, Pump-3, Pump-4; 24 V DC for Pump-5
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Reversible operation allowing for precise control of hydraulic steering direction
Comparison Table
| Feature | Pump-5 MKII (24V) | Pump-4 MKII (12V) | Pump-3 (12V) | Pump-2 MKII (12V) | Pump-1 MKII (12V) |
|---|---|---|---|---|---|
| Voltage | 24V DC | 12V DC | 12V DC | 12V DC | 12V DC |
| Flow Rate | 3.0 L/min (183 cu.in./min) | 3.0 L/min (183 cu.in./min) | 1.6 L/min (98 cu.in./min) | 0.8 L/min (49 cu.in./min) | 0.8 L/min |
| Cylinder Displacement | 290 - 960 cc (17.7 - 58.5 cu.in.) | 290 - 960 cc (17.7 - 58.5 cu.in.) | 160 - 550 cc (9.8 - 33.5 cu.in.) | 80 - 250 cc (4.9 - 15.2 cu.in.) | Up to 14 cu.in. (SeaStar compatible) |
| Reversible Pump | Yes | Yes | Yes | Yes | Yes |
| ORB Connections | 3 x ORB-5 to 9/16 UNF fittings included | 3 x ORB-5 to 9/16 UNF fittings included | 3 x ORB-5 to 9/16 UNF fittings included | 3 x ORB-5 to 9/16 UNF fittings included | 3 x ORB-5 to 9/16 UNF fittings included |
| SteadySteer Compatibility | NAC-3 / AC42 required | NAC-3 / AC42 required | NAC-3 / AC42 required | NAC-2/AC12 required | Compatible |
What’s in the Box
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Pump unit corresponding to model (Pump-5 MKII, Pump-4 MKII, Pump-3 MKII, Pump-2 MKII, Pump-1 MKII)
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3 x ORB-5 to 9/16 UNF fittings

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