BONUS 155 mm top-attack submunition projectile

BONUS is a Swedish-French 155 mm artillery-launched, fire-and-forget projectile that releases two sensor-fuzed submunitions to attack armored vehicles from above. BAE Systems describes it as compatible with most existing 155 mm guns, while KNDS markets BONUS MkII as a JBMoU-interoperable round for modern NATO artillery.

BONUS 155 mm top-attack submunition projectile, 155 mm top-attack submunition projectile, Munitions

Image source: File:155 bonus.jpg

Profile

Origin: Sweden / France
Built by: BAE Systems BoforsNexter
Type: 155 mm top-attack submunition projectile
Variants: BONUS MkII

NATO precision fires anti-tank cluster munition 155 mm

Specifications

Caliber: 155 mm
Role: Fire-and-forget top-attack munition against armored vehicles
Submunitions: Two sensor-fuzed attack modules
Sensors: Laser radar (LADAR) and infrared (IR)
Range: Up to 35 km from a NATO L52 gun
Footprint: Up to 32,000 square meters
Compatibility: Compatible with most existing artillery guns and JBMoU-compliant 39- and 52-caliber systems
Carrier design: Base-bleed shell that separates to deploy the two attack modules

Service And Conflict Use

Service History

In service: Current 155 mm sensor-fuzed artillery munition in NATO inventories.

Firing Weapons

BONUS is a 155 mm artillery projectile intended for use with compatible artillery guns and howitzers.

Firing weapon

Weapon type

Firing evidence

155 mm wheeled self-propelled howitzer

UNITED24 Media lists BONUS submunitions among the ammunition compatible with the Bohdana 155 mm L52 barrel.

Sources: Bohdana BONUS compatibility

BONUS 155 mm top-attack submunition projectile Images

BONUS 155 mm top-attack submunition projectile, 155 mm top-attack submunition projectile, Munitions - view 1 — Source: File:155 bonus.jpg

BONUS 155 mm top-attack submunition projectile, 155 mm top-attack submunition projectile, Munitions - view 2 — Source: File:Bonus phase6.svg

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Sources

Bofors 155mm BONUS munitionPublisher: BAE Systems | Note: Supports BONUS background, 155 mm fire-and-forget munition design, two submunitions, base-bleed carrier shell, and 35 km maximum range from a NATO L52 gun. | Accessed: 2026-06-23 155mm BonusPublisher: KNDS Group | Note: Supports BONUS MkII product identity, top-attack role, sensor-fuzed dual-submunition design, and JBMoU-compatible 39- and 52-caliber firing context. | Accessed: 2026-06-23 BONUS Mk2 155mm ProjectilePublisher: U.S. Army | Note: Supports BONUS Mk2 description, LADAR and infrared sensor details, compatibility with existing artillery gun systems, and U.S. Army fielding context. | Accessed: 2026-06-23 Bohdana BONUS compatibilityPublisher: UNITED24 Media | Note: Supports the relationship section by listing BONUS submunitions among the ammunition compatible with the Bohdana 155 mm L52 barrel. | Accessed: 2026-06-23 File:155 bonus.jpgPublisher: Wikimedia Commons | Note: Image provenance and licensing page for the primary BONUS projectile photograph; released under CC BY-SA 4.0. | Accessed: 2026-06-23 File:Bonus phase6.svgPublisher: Wikimedia Commons | Note: Image provenance and licensing page for the BONUS phase diagram showing submunition deployment; released under CC BY-SA 4.0. | Accessed: 2026-06-23