SIGMA Howitzer: Next-Gen Mobile Artillery System

SIGMA Howitzer

Next Generation Howitzer

SIGMA self-propelled artillery combines advanced automation with superior crew protection and mobility.

SIGMA is a 155mm/52 calibre self-propelled howitzer capable of automatic loading and laying of the gun system, rapid in-and-out action times and high rate of fire. It offers a protected cabin for a crew of three. Depending on the mission, SIGMA is capable of automatically selecting and loading the required projectile, propellant and fuze and laying the gun to optimally engage targets.

Operational Benefits

02

Excellent crew protection

In all mission stages including while firing

04

Superior tactical mobility

Across various terrains

01

Different firing modes

Continuous high rates of fire in different firing modes and combinations

03

360° Firing

Significantly shortening response times when switching between targets

05

Enhanced combat endurance

01

Different firing modes

Continuous high rates of fire in different firing modes and combinations

02

Excellent crew protection

In all mission stages including while firing

03

360° Firing

Significantly shortening response times when switching between targets

04

Superior tactical mobility

Across various terrains

05

Enhanced combat endurance

SIGMA self-propelled howitzer

SIGMA Howitzer

Elbit SIGMA

SIGMA howitzer

SIGMA howitzer

From the media

Introducing 'Roem,' Israel’s new, state-of-the-art artillery piece

The new Roem system saw its first operational firing in June and will be deployed with an IDF unit in the coming year.

SIGMA howitzer

New self-propelled howitzer enters Israeli service

The Israel Defense Forces (IDF) announced on 3 June that the first of its new Roem self-propelled howitzers (SPHs) recently entered service and had been fired for the...

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IDF's Artillery Corps Integrate Elbit Systems' SIGMA Howitzer into Service

26 December, 2025

SIGMA is a 155mm/52 caliber self-propelled howitzer capable of automatic loading and laying of the gun system, rapid in-and-out action times and high rate of fire. It offers a protected cabin for a crew of three. Depending on the mission, SIGMA is capable of automatically selecting and loading the required projectile, propellant and fuze and laying the gun to optimally engage targets.

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