The SSP-99M suit is an armour featured in S.T.A.L.K.E.R.: Lost Alpha.

High quality modified SSP-99 suit. It provides increased body protection from bullet and splinter damage. It is designed for the guards working with scientific expeditions. It provides good protection from radiation and biological anomalies. It is resistant to chemically aggressive environments and other effects dangerous to the body.
- Inventory description


  • A good armour to defy the hazards of the Zone.
  • Compared to the SSP-99 Ecologist it is heavier and more expensive, but has improved protection properties for mutants and firearms.


  •  In Yantar, there is one in a Springboard-infested bunker near entrance to Dead City (navigate towards the safe, jump on it and claim your prize.
  • There is a placement in an upstairs room of an apartment block in Outskirts between the bandit gang and the Duty HQ.
  • Can be bought from Barkeep later in the game.
  • One piece can be obtained from Deedee.


Lost Alpha Edit

Developer's Cut Edit

List of upgrades
ID Icon Upgrade Description
Cost Effect Requirements
1A IconArmourUpgrade Protection outfit 1 Ceramic plates Installation of the plates increases protection from firearms.
4250 RU

Bulletproof cap +10%

Tools for rough work (v1.4005 only)

1C IconArmourUpgrade Protection outfit 2 Self-sealing layer A self-repairing armour layer helps the armour to compensate for bullet impact.
8500 RU
  • Impact -20%
  • Rupture -20%
1D IconArmourUpgrade Protection outfit 4 Backup safety layer A backup layer inside the armour increases survivability.
8500 RU

Suit durability +15%

1E IconArmourUpgrade Protection outfit 3 Reinforced ceramic plates An extra layer of silicone-cushioned ceramic plates.
12750 RU

Bulletproof cap +30%

1F IconArmourUpgrade Protection outfit 5 Lightweight part replacement Easy costume design can be facilitate by replacing components at the lighter.
12750 RU

Outfit weight -2 kg

2A IconArmourUpgrade Protection outfit 6 Synthetic airtight layer An airtight layer of synthetic materials helps in the event of damage to the outer layer.
4250 RU

Suit durability +10%

Tools for rough work (v1.4005 only)

2C IconArmourUpgrade Protection outfit 7 Constantan insulation layer Even a thin layer of constantan in the suit will provide excellent insulation from electric current.
8500 RU

Electric shock +20%

2D IconArmourUpgrade Protection outfit 9 Thermal protection fibreglass Fibreglass is widely used by Ukrainian Ministry of Emergency workers in their equipment.
8500 RU

Burn +20%

2E IconArmourUpgrade Protection outfit 8 "Environmentalist" polymer overalls with bismuth inserts A protective suit, created from next generation polymers, with bismuth inserts.
12750 RU
  • Burn +30%
  • Chemical burn +30%
2F IconArmourUpgrade Protection outfit 10 "Rescuer" plexiglas overalls with a flexible lead frame A lead frame forms a completely enclosed protective layer, shielding from radiation and hazardous substances, without restricting the mobility of the owner.
12750 RU
  • +30%
  • Electric shock +30%
3A IconArmourUpgrade Protection outfit 11 Internal thermoregulation system "Breathing" overalls with an integrated safety filter, providing you with a degree of safety in polluted environments.
6000 RU

Power restore +1

3C IconArmourUpgrade Protection outfit 12 Dorsal weight distributing frame A dorsal weight distribution frame reduces shoulder fatigue by evenly distributing encumbrance over the entire body, allowing you to pack in more weapons, supplies and equipment.
8500 RU

Additional weight +10 kg

4A IconArmourUpgrade Protection outfit 15 Built-in repulsion system This system temporarily electrifies the surface of the suit, to repulse radioactive and chemical particles.
4250 RU
  • +10%
  • Chemical burn +10%

Tools for rough work (v1.4005 only)

4C IconArmourUpgrade Protection outfit 16 "Oracle" psi-stimulator A wave device, designed to work in anomalous areas with high levels of psi-radiation.
6000 RU

Telepathy +20%

4E IconArmourUpgrade Protection outfit 17 Support systems A comprehensive system that monitors vital signs and injects vitamins, epinephrine or anabolics when needed.
14500 RU
  • Bleeding reduction +4
  • Health regeneration +4
5A IconArmourUpgrade Protection outfit 18 Active filters Active filters can neutralize even the most corrosive chemicals.
4250 RU
  • +10%
  • Chemical burn +10%

Tools for rough work (v1.4005 only)

5C IconArmourUpgrade Protection outfit 19 Screening coverage Application of screening coverage
12000 RU

Telepathy +20%

5E IconArmourUpgrade Protection outfit 20 "Psi-dome" filter loop High-tech psi-protection, invented by a scientist named Sakharov.
18000 RU

Telepathy +30%

5F IconArmourUpgrade Protection outfit 21 "Ion Wind" cooling System By extracting ions from air molecules, a so-called ionic wind can be created, which cools the wearer.
20500 RU

Power restore +3


  • Up to and including game version 1.3003, as soon as the suit is modified in any way, the inventory icon changes to that of the PSZ 9Md Universal Protection without altering the world model view seen on the player.
  • The upgrade and repair screen shows the SSP-99M erroneously as a SEVA suit.
  • A similar problem exists with the SEVA suit and a workaround for patched versions of the Lost Alpha may be found here.