THE DS25 & DS30 SERIES GUN MOUNT Highly acclaimed, the MSI naval weapon system fulfils a multi role requirement and is fitted to all classes of vessel as a primary armament on patrol craft and MCM vessels and as secondary armament for frigates and larger vessels. Known as the DS25/30 series, it is gyro stabilised, electrically operated and self contained gun mounting featuring a choice of cannon, control mode and sights. It has low magnetic, radar and IR signatures and excellent ergonomic availability, reliability and maintainability (ARM). Developed from combat experience, the DS25/30 naval gun has already been accepted for supply to seven countries. More than 100 have been built or are in production - Modular design concept
- Completely self-contained and stabilised
- No deck penetration
- Lightweight materials
- Easy to install
- Excellent ARM
CONFIGURATION Choice of cannon - 30mm Oerlikon KCB
- 30mm Mauser 30F
- 25 or 30mm Bushmaster
| BLANK Choice of control mode - Local Control (LOCSIG) On-mount operator control
- Remote Control (REMSIG) via an external fire control system, with reversionary local control
- Autonomous Control (AUTSIG) via a dedicated console sited remotely with reversionary local control
| BLANK Choice of sights |
|  MSI naval gun mounting, with a KCB cannon.  The DS30B naval gun is capable of accurate fire in single shots or up to 650 rounds per minute |
GUN/MISSILE ARRAY - SIGMA There is growing appreciation of the value of a close range gun/missile array for defence in littoral waters. SIGMA from MSI Defence Systems meets the need. The DS25/30 series mounting can be fitted with close range, surface-to-air missiles; for example the Mistral, and retain the choice of cannon, sights and control modes. Important features are: - Saving on above deck space & weight with single footprint
- Extended engagement range
- Cost effective
SIGMA offers a versatile and cost effective solution. It provides an excellent, layered, anti-air capability from one stabilised mounting. | 
A SIGMA array with Mistral missiles. |