Rudder Angle Indicator (RAI) & Rudder Order Indicator (ROI) – Marine Navigation Displays by Shivtech Marine
Shivtech Marine’s Rudder Angle Indicators (RAIs) and Rudder Order Indicators (ROIs) are trusted marine steering instruments, designed for precision and durability in harsh sea environments.
With over 30 years of experience in marine electronics, we supply high-quality RAIs and ROIs that are fully compatible with existing systems from DEIF, Rolls-Royce, Sperry, and other leading brands—ideal for retrofit or new vessel installations.
Manufactured to meet IMO and SOLAS standards, our rudder indicators are used by the Indian Navy, Indian Coast Guard, and leading commercial shipping companies across India and abroad.
Key Features:
Compatible replacements for DEIF, Rolls-Royce, Sperry, and other major brands
Marine-grade stainless steel construction (IP65-rated)
Analog or digital display options with or without illumination
Custom voltage, signal input, and scale ranges (±30° to ±60°)
Fast turnaround time: 2–4 weeks for most orders
Trusted by defence and commercial operators for over 30 years
Built for reliability, Shivtech Marine’s RAI/ROI systems ensure accurate rudder position monitoring, long service life, and simplified integration into existing bridge systems.
Rudder Angle & Order Indicators | Marine-Grade RAI/ROI | Shivtech Marine India
Technical Specifications:
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Input Signals: 4–20mA, ±10V, NMEA 0183, or as required
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Voltage Supply: 24V DC (custom options available)
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Display Types: Analog or digital, illuminated/non-illuminated
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Angle Range Options: ±30°, ±35°, ±45°, ±60°
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Housing: Stainless steel, IP65-rated
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Mounting Options: Bridge panel, bulkhead, bridge wing, console
Compliance & Quality:
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DNV ISO 9001:2005 certified manufacturing
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Conforms to IMO and SOLAS maritime standards
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Compatible with VDR and ECDIS integration
Lead Time & Delivery:
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2–4 weeks for custom builds
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Available across India and internationally