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Strategic Intelligence · Indo-Pacific · Procurement

Philippine Navy Fields First LRAD System Aboard New OPV, Signals Non-Lethal Doctrine Adoption

The Philippine Navy commissioned BRP Rajah Sulayman (PS-20), its first offshore patrol vessel, equipped with two Multirole Acoustic Stabilized System (MASS) SX-424(V)122 units from Sitep Italia—the service's first long-range acoustic device (LRAD) and laser dazzling system. The deployment was confirmed via commissioning imagery released in late February 2026.
AI synthesis, editor-reviewed · 1 source · February 26, 2026 · Confidence medium (one outlet)
Photo: Naval News

If the Philippine Navy adopts LRAD as doctrine-standard equipment for constabulary operations, it reduces the threshold for escalation control in the South China Sea without triggering U.S. or allied kinetic response protocols—allowing Manila to defend disputed features more independently and potentially constraining Beijing's ability to provoke lethal encounters.

Conversely, if this remains a single-ship installation, it signals capability interest but not operational commitment, limiting market pull-through for regional navies and leaving Sitep Italia without a volume anchor for MASS variants in Southeast Asia.

WHY IT MATTERS

This marks the first operational deployment of non-lethal effectors by the Philippine Navy, a capability relevant to its constrained Rules of Engagement in the South China Sea, particularly during gray-zone encounters with Chinese coast guard and militia vessels.

LRAD systems allow escalation control without kinetic response—critical in disputed waters where lethal force risks international escalation. The choice of Sitep Italia (an Italian OEM) signals openness to non-U.S. suppliers for emerging naval capabilities; this matters for Raytheon (LRAD's original U.S. manufacturer) and European defense primes competing for Philippine modernization contracts.

The real constraint: we don't know whether this is a one-off pilot or the start of a fleet-wide retrofit, which determines the addressable market and whether other regional navies (Vietnam, Indonesia) follow.

WHAT THIS DOESN’T TELL US

The article does not specify procurement quantity, unit cost, integration timeline, or Philippine Navy plans to retrofit additional vessels. No statement on whether this system will be standard-fit on future OPVs or limited to BRP Rajah Sulayman.

In this deal: Sitep Italia, Philippine Navy
Sources: Naval News
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