[Home](/) / [Module](/categories/7-module) / [Projectile Weapon](/groups/55-projectile-weapon) / [1400mm Prototype Siege Cannon](/types/9497-1400mm-prototype-siege-cannon)

# 1400mm Prototype Siege Cannon

## Overview

Market: [Ship Equipment](/market/9-ship-equipment) / [Turrets & Launchers](/market/10-turrets-and-launchers) / [Projectile Turrets](/market/87-projectile-turrets) / [Artillery Cannons](/market/560-artillery-cannons) / [Large](/market/579-large)

Projectile Weapon · Module · Tech I

## Facts

| Fact | Value |
| --- | --- |
| Mass | 2,000 kg |
| Volume | 20 m³ |
| Capacity | 0.5 m³ |
| Radius | 2,000 m |
| Portion size | 1 |
| Base price | 744,812.00 ISK |
| Published | Yes |


## Prices

| Market | Value |
| --- | --- |
| Jita 4-4 sell minimum | 548,100.00 ISK |
| Jita 4-4 buy maximum | 451,600.00 ISK |
| The Forge sell minimum | 548,100.00 ISK |
| The Forge buy maximum | 451,600.00 ISK |
| Sell volume | 1696 |
| Buy volume | 2364 |
| Snapshot loaded | 2026-09-09T06:11:27.713Z |
| HTTP last modified | 2026-09-09T05:19:39.000Z |
| Source | esi |


[Order book](/types/9497-1400mm-prototype-siege-cannon/prices) · [Price history](/types/9497-1400mm-prototype-siege-cannon/history)

## Fitting

| Attribute | Value |
| --- | --- |
| CPU usage | 38 tf |
| Powergrid Usage | 3250 MW |


## Structure

| Attribute | Value |
| --- | --- |
| Structure Hitpoints | 40 HP |


## Capacitor

| Attribute | Value |
| --- | --- |
| Activation Cost | 0 GJ |


## Miscellaneous

| Attribute | Value |
| --- | --- |
| Used with (Charge Group) | 83 groupID |
| Charges Per Cycle | 1 |
| Charge size | 3 1=small 2=medium 3=l |
| Meta Level | 3 Level |
| Overload rate of fire bonus | -15 % |
| Reload Time | 10 s |
| Required Thermodynamics Level | 1 Level |
| Tech Level | 1 Level |


## Required Skills

| Attribute | Value |
| --- | --- |
| Primary Skill required | 3308 typeID |
| Secondary Skill required | 3300 typeID |


## Turrets

| Attribute | Value |
| --- | --- |
| Damage Modifier | 12.274 x |
| Accuracy falloff | 35000 m |
| Optimal Range | 46000 m |
| Rate of fire | 40.163 s |
| Turret Tracking | 0.9 |


## Heat

| Attribute | Value |
| --- | --- |
| Heat Damage | 2.6 HP |


## Materials

| Reprocessing yield | Quantity |
| --- | --- |
| [Tritanium](/types/34-tritanium) | 51,246 |
| [Pyerite](/types/35-pyerite) | 13,146 |
| [Mexallon](/types/36-mexallon) | 4,386 |
| [Isogen](/types/37-isogen) | 1,192 |
| [Nocxium](/types/38-nocxium) | 185 |
| [Zydrine](/types/39-zydrine) | 9 |
| [Megacyte](/types/40-megacyte) | 16 |


[Reprocessing calculator](/reprocess?type=9497)

## Variations

- [1400mm 'Jolt' Artillery I](/types/21561-1400mm-jolt-artillery-i) (Storyline)
- [1400mm 'Scout' Artillery I](/types/9491-1400mm-scout-artillery-i) (Tech I)
- [1400mm Carbine Howitzer I](/types/9493-1400mm-carbine-howitzer-i) (Tech I)
- [1400mm Gallium Cannon](/types/9495-1400mm-gallium-cannon) (Tech I)
- [1400mm Howitzer Artillery I](/types/498-1400mm-howitzer-artillery-i) (Tech I)
- [1400mm Howitzer Artillery II](/types/2961-1400mm-howitzer-artillery-ii) (Tech II)
- [Domination 1400mm Howitzer Artillery](/types/13775-domination-1400mm-howitzer-artillery) (Faction)
- [Hakim's Modified 1400mm Howitzer Artillery](/types/14465-hakims-modified-1400mm-howitzer-artillery) (Officer)
- [Republic Fleet 1400mm Howitzer Artillery](/types/16048-republic-fleet-1400mm-howitzer-artillery) (Faction)
- [Tobias' Modified 1400mm Howitzer Artillery](/types/14467-tobias-modified-1400mm-howitzer-artillery) (Officer)

## Formats

Links: [Markdown](/types/9497-1400mm-prototype-siege-cannon.md) · [JSON](/types/9497-1400mm-prototype-siege-cannon.json)