HARDWARE / PRODUCTAdded 19 Jun 2026

SG3 CubeSat Platform (4U / 16U)

SPUTNIX
SG3 CubeSat Platform (4U / 16U)
© SPUTNIX LLC — official product image (source)

New-generation CubeSat platform built on SPUTNIX's extensive design, serial-production and operations heritage. Optimized structure offers maximum free payload volume and power, with improved onboard systems. Available in 4U and 16U configurations.

Typed specifications23 values

Discloses 2 of 7 fields engineers filter by in this category (category median 3).

Envelope (L×W×H)
226 × 226 × 454
product page
Data interface
CAN
product page
Form factor
2U
SG302 (SG3-02) · datasheet p.16 3U SG303; SG3-04 printed as "CubeSat 3U/4U" on slides 9 and 17  |  4U SG304 (SG3-04)  |  8U SG308 (SG3-08)  |  16U SG316 (SG3-16)
Payload volume, U
14 U
max · SG3 line "2U to 16U, Up to 14U for payload" (slide 8; slides … · datasheet p.8 1.5 U max · SG3-02 (CubeSat 2U), "Up to 1.5U for payload"  |  3 U max · SG3-04 (CubeSat 3U/4U), "Up to 3U for payload"  |  7 U max · SG3-08 (CubeSat 8U), "Up to 7U for payload"  |  15 U max · SG3-16 (CubeSat 16U), "Up to 15U for payload"
Propulsion
optional
"Поддержка двигательной установки" (propulsion support) among… · datasheet p.13
Radio band
X
"1Gbit X-band" (slide 8) · datasheet p.8 S development goals: X/S-band transmitter, S-band receiver
Rail standard
custom
SG303 and SG302: compatible with ТПК 12U (transport-launch co… · datasheet p.16
Flight heritage
95% of EEE parts flown on SXC platforms (more than 80 spacecraft, more than 1000 devices, about 4 million hours of active operation in LEO 350-800 km); cable-network elements, reaction-wheel motors and SSD drives already flight-tested (slide 19). Heritage
datasheet p.18
Satellite class
CubeSat
спутниковая платформа формата CubeSat · datasheet p.1
Form factor, U (number)
2 U
SG302 · datasheet p.16 3 U SG303  |  4 U SG304  |  8 U SG308  |  16 U SG316

Each value is typed with its unit and measurement condition and cites the datasheet page it was taken from. Nothing is guessed: a field that is absent here has not been published by the manufacturer. machine-extracted ✓ checked by NewSpace Market ✓ manufacturer confirmed by the manufacturer.

As published by the supplier5 lines, in the manufacturer's own wording
Form factor
CubeSat 4U / 16U
Dimensions (16U)
226 × 226 × 454 mm
Bus interface
CAN 2.0B (up to 1 Mbit/s) + CAN-FD (up to 5 Mbit/s)
Tm/tc radio
Redundant, 2400–115200 bit/s, dipole + patch, 401 / 435 MHz
Variants
SG3 4U, SG3 16U

About

New-generation CubeSat platform built on SPUTNIX’s extensive design, serial-production and operations heritage. Optimized structure offers maximum free payload volume and power, with improved onboard systems. Available in 4U and 16U configurations.

Documentation

Need the full ICD, test reports or a specific revision? Ask the supplier directly.

Source: sputnix.ru ↗

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