Air Defense

5P85S TEL

Also known as
  • 5P85S
  • 5P85S launcher
  • 5P85S transporter erector launcher
  • 5P85S TEL
  • 5P85S S-300PS
  • S-300PS 5P85S
  • SA-10B 5P85S
  • 5P85SU

The 5P85S is the master self-propelled transporter-erector-launcher in early S-300PS launcher groups. It carries four S-300 missile canisters, adds the control electronics that coordinate paired 5P85D slave launchers under the S-300PS engagement radar, and has been documented as Ukrainian and Armenian/Artsakh S-300PS battlefield materiel in open-source loss records.

5P85S TEL, S-300PS master transporter-erector-launcher, Air Defense
Image source: S-300P-5329.JPG

Role in Conflicts

Profile / Specs

Profile

Origin
Soviet Union
Type
S-300PS master transporter-erector-launcher
Service note
Cold War S-300PS component still documented in post-Soviet conflicts
Designer
KBSM / Special Machine-Building Design Bureau launcher work; Almaz Central Design Bureau parent S-300P system
Designed
Introduced with the S-300PS generation in the mid-1980s
Produced
Associated with S-300PS and early S-300PMU production and service
Developed from
S-300P / S-300PS launcher family

Specifications

Role
Master self-propelled transporter-erector-launcher for S-300PS / early S-300PMU fire units
Launcher load
Four missile canisters, one missile per canister
Missile family
5V55KD or 5V55R in Army Recognition data; 5V55R in S-300PS technical references
Launcher group
One 5P85S/SU master TEL plus up to two 5P85D/DU dependent launchers in a 5P85SD group
Control arrangement
Carries control logic and datalink hardware for the 5P85SD launcher group and paired 5P85D launchers
Chassis
MAZ-7910 / MAZ-543M-family 8x8 wheeled chassis
Associated radar
5N63S Flap Lid B engagement radar in S-300PS battery references
Engagement range context
75 km range cited for the 5V55R S-300PS missile fit
Variants

Open sources distinguish the 5P85S from the 5P85D by command role. The S-series TEL carried the control cabin and datalink hardware for the launcher group, while D-series vehicles acted as dependent launchers in the same S-300PS battery architecture.

VariantConfigurationDesignation notes
5P85D TEL, S-300PS slave transporter-erector-launcher, Air Defense5P85D TELSlave TEL

The paired 5P85D carries the same four-canister launcher load but lacks the 5P85S control cabin and depends on the master TEL in the 5P85SD launcher group.

Sources: Air Power Australia S-300P TEL Vehicles, Army Recognition 5P85S

5P85SELater autonomous export TEL line

Later self-propelled export launchers kept the autonomous TEL concept but replaced the bulky 5P85S/SU control cabin with smaller electronics enclosures.

Sources: Air Power Australia S-300P TEL Vehicles

5P85T / 5P85TETowed launcher branch

The towed launcher line belongs to the broader S-300PM/PMU family and is separate from the self-propelled 5P85S and 5P85D S-300PS launcher group.

Sources: Air Power Australia S-300P TEL Vehicles

Parent Air-Defense System

The launcher is defined by its role inside S-300PS and early S-300PMU fire units rather than by independent sensor or missile guidance.

Compatible itemItem typeCompatibility evidence
S-300, Long-range surface-to-air missile system, Air DefenseS-300Long-range surface-to-air missile system

The 5P85S is the master TEL in S-300PS launcher groups, carrying the control logic and datalink hardware for paired 5P85D launchers under the battery engagement radar.

Sources: Air Power Australia S-300P TEL Vehicles, Army Recognition 5P85S

5P85D TEL, S-300PS slave transporter-erector-launcher, Air Defense5P85D TELDependent S-300PS launcher

Technical references describe a 5P85SD launcher group with one 5P85S master TEL and up to two 5P85D dependent launchers, giving the fire unit more ready canisters while retaining centralized launch control.

Sources: Air Power Australia S-300P TEL Vehicles, Missilery S-300PS

30N6 engagement radar, S-300-family engagement and missile-guidance radar, Air Defense30N6 engagement radarS-300PS engagement radar

The 5P85S launcher group operates under the 5N63S Flap Lid B / 30N6 engagement radar, which supplies the battery fire-control context for the S-300PS launchers.

Sources: Air Power Australia S-300P TEL Vehicles, Missilery S-300PS, Army Recognition 5P85S

Why the master TEL matters

Losing a 5P85S removes both four ready launch canisters and the control node for its local 5P85D launcher group, which is why open-source loss records distinguish it from generic S-300 launchers.

Sources: Air Power Australia S-300P TEL Vehicles, Oryx Ukrainian Equipment Losses

Master Launcher Role

The 5P85S is the command-capable launcher in the S-300PS self-propelled launcher group. Its large F3S cabin behind the driver's compartment distinguishes it from the 5P85D and houses the control logic and datalink equipment used to coordinate dependent launchers.

Launcher group

A typical 5P85SD group is described with one 5P85S/SU master TEL and up to two 5P85D/DU dependent launchers.

Ready missiles

Four transport-launch containers with 5V55-series S-300 missiles are carried on the launcher rails.

Control dependency

The 5P85S links the local launcher group to the 5N63S Flap Lid B engagement radar; dependent launchers were constrained by cable and datalink geometry.

Sources: Air Power Australia S-300P TEL Vehicles; Army Recognition 5P85S; Missilery S-300PS.

Timeline

5P85S TEL Key Events

  1. S-300P development begins

    Almaz began work on the S-300P family, the parent air-defense line for later road-mobile S-300PS launcher vehicles.

    Sources: CSIS S-300

  2. S-300PS launcher generation appears

    Open references identify the S-300PS generation as the point where the 5P85S master TEL and 5P85D dependent launchers became central to the self-propelled launcher layout.

    Sources: Air Power Australia S-300P TEL Vehicles, Army Recognition 5P85S

  3. 5P85S losses recorded in Nagorno-Karabakh

    Oryx's 2020 Nagorno-Karabakh loss list separately records Armenian/Artsakh 5P85S launchers for S-300PS among documented air-defense losses.

    Sources: Oryx Nagorno-Karabakh Losses

  4. 5P85S losses recorded in Ukraine

    Oryx's Ukrainian equipment-loss list separately tracks 5P85S launchers for S-300PS during Russia's full-scale invasion.

    Sources: Oryx Ukrainian Equipment Losses

Media

5P85S TEL Images

5P85S TEL, S-300PS master transporter-erector-launcher, Air Defense - view 1
Source: ZRS S-300PS 2005 G1.jpg
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Sources

Army Recognition 5P85SPublisher: Army Recognition | Note: Supports 5P85S identity as the S-300PS master launcher, its visible equipment cabin, four missile canisters, 5V55 missile fit, and associated radar context. | Accessed: 2026-07-04Air Power Australia S-300P TEL VehiclesPublisher: Air Power Australia | Note: Supports 5P85S and 5P85D master-slave launcher group architecture, 5P85S control logic and datalink role, MAZ chassis context, and later autonomous 5P85SE family distinctions. | Accessed: 2026-07-04Missilery S-300PSPublisher: Raketnaya Tekhnika / missilery.info | Note: Supports S-300PS composition, including 5P85SD launcher complexes with one 5P85S and up to two 5P85D launchers, 5V55R missiles, KBSM launcher-development context, and MAZ-543M chassis references. | Accessed: 2026-07-04CSIS S-300Publisher: CSIS Missile Threat | Note: Supports S-300P development under Almaz Central Design Bureau, operational service entry, broad S-300P role, and family-level background for the parent system. | Accessed: 2026-07-04Oryx Ukrainian Equipment LossesPublisher: Oryx | Note: Supports 2014 Russia-Ukraine War direct documentation of Ukrainian 5P85S launchers for S-300PS as destroyed, damaged, and captured equipment in the full-scale invasion. | Accessed: 2026-07-04Oryx Nagorno-Karabakh LossesPublisher: Oryx | Note: Supports 2020 Nagorno-Karabakh Conflict direct documentation of Armenian/Artsakh 5P85S launchers for S-300PS destroyed during the conflict. | Accessed: 2026-07-04S-300P-5329.JPGPublisher: Wikimedia Commons | Note: Supports image provenance for a 5P85S launcher of the S-300PS at Technical Museum Togliatti, credited to ShinePhantom and listed under CC BY-SA 3.0 terms. | Accessed: 2026-07-04ZRS S-300PS 2005 G1.jpgPublisher: Wikimedia Commons | Note: Supports image provenance for an S-300PS launcher photograph at the Ukrainian Air Force Museum in Vinnytsia, credited to George Chernilevsky and listed under CC BY-SA 3.0/GFDL terms. | Accessed: 2026-07-04