Data Quality88%
MASS(Military Archive Scoring System)
ⓘ Regardless of era, the same scoring system applies to all units in the towed artillery & mortars category.
01 / Overview
28 cm Haubitze L/12 howitzer
Category
Country
Prime contractor
Production
1900–1945
Operators
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
TOWED ARTILLERY & MORTARS · PRE-WWI / INDUSTRIAL AGE
20
PERFORMANCE/PRICE
60
UNIT COST (2025 USD)
—
ⓘ Performance/Price and MASS score are computed across all units in the towed artillery & mortars category, regardless of era.
02 / Specs & Design
◎General5MOD.5
- Service Entry Year1892
- Combat Weight50,300 kg
- Travel Weight50,300 kg
- Carriage TypeWheeled / Towed
- In ServiceNo
◈Ordnance7MOD.7
- Calibre283 mm
- Barrel Length (calibres)12
- Ordnance TypeHeavy Siege Howitzer
- Breech TypeSliding Block
- Recoil SystemHydraulic
- Muzzle BrakeNo
- Bore EvacuatorNo
▣Performance5MOD.5
- Maximum Range (standard)10.4 km
- Muzzle Velocity425 m/s
- Rate of Fire (sustained)0.25
- Elevation0° to +70°
- Traverse360°
◇Ammunition5MOD.5
- Projectile Weight345 kg
- Ammunition TypesHigh-explosive
- HE RoundYes
- Precision-Guided RoundNo
- MRSI CapableNo
◆Fire Control5MOD.5
▤Mobility5MOD.5
- Self-PropelledNo
- Emplacement Time4,320
- Shoot-and-ScootNo
- AutoloaderNo
- Protected Crew CabNo
⬢Self-Propelled Chassis1MOD.1
03 / History
SERVICE LIFESPANRetired
- 1900Production started
- 1902Sale: Portugal
- 1914First deployment: World War I
- 1945Production ended
126
years in service
45
years in production
0
countries operating
ⓘ 2 countries retired it.
04 / Operators
Operator Countries2country
28 cm Haubitze L/12 howitzerSALES1records
| Year | Buyer | Quantity | Amount | Present Value (2025) |
|---|---|---|---|---|
| 1902 |  Portugal | — | — | — |
ⓘ "Present Value" is an estimated amount adjusted for inflation.
05 / MASS Score
TOWED ARTILLERY & MORTARS RANKING Towed Artillery & Mortars · Pre-WWI / Industrial Age
MASS RANKINGSMASS ↗
240TOWED ARTILLERY & MORTARS20PRE-WWI / INDUSTRIAL AGE · TOWED ARTILLERY & MORTARS728GERMANY · ALL WEAPONS244PERFORMANCE/PRICE · TOWED ARTILLERY & MORTARS
ⓘ Rankings are within theTowed Artillery & Mortarscategory.
📖 TERMS ON THIS PAGE4terms
High Explosive (HE) round: an artillery or mortar projectile containing explosive filler designed to inflict damage through blast and fragmentation effects.
Operated, moved, or controlled by fluid pressure, typically oil, used in mechanisms like recoil systems to absorb and manage energy.
A breech mechanism in artillery where a solid block slides horizontally to open and close the breech for loading.
Artillery classification distinguishing self-propelled wheeled vehicles from weapons towed by external means.
These terms are listed automatically because they appear on this page.full encyclopedia →
📚 Sources