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Measured figures
Muzzle velocity
Single source1,012 m/s (3,320 ft/s)[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
Configuration
| Specification | Bofors 40 Mk4 | Sea Zenith |
|---|---|---|
| Crew | remote controlled with gyro-stabilised local control back-up[source] | — |
| Type | Naval gun[source] | four- barrelled 25 mm CIWS[source] |
| Place of origin | Sweden[source] | — |
| In service | 2012–present[source] | — |
| Used by | See operators[source] | — |
| Designer | BAE Systems AB[source] | Oerlikon Contraves ( Rheinmetall Air Defence since 2009)[source] |
| Manufacturer | BAE Systems AB[source] | — |
| Produced | 2009–present[source] | — |
| Shell | 40 × 365 cartridge weight 2.5 kilograms (5.5 lb ) shell weight 0.975 kilograms (2.15 lb )[source] | — |
| Elevation | −20°/+80°[source] | — |
| Traverse | 360°[source] | — |
| Feed system | Magazine capacity : 100 ready rounds[source] | — |
| Manufacturing country | — | Switzerland[source] |
| Cartridge | — | 25x184mm cartridge[source] |
| Control | — | The system is mounted in an enclosed automatic turret and directed by the Seaguard radar developed by Contraves[source] |
| Reported operators |
| — |