Power Systems — Space Hardware Marketplace

ROSA (Roll-Out Solar Array)

• Deployment mechanismStrain-energy deployment via flexible composite booms; motorless roll-out
• Configuration: Diamond8.6 m deployed length, 36 kg mass, 3.3 kW BOL power
• Configuration: Sapphire21.2 m deployed length, 160 kg mass, 12.9 kW BOL power

Redwire's ROSA is a scalable, flexible, roll-up solar array that deploys via stored strain energy rather than motors,…

4G32-Advanced Quadruple-Junction Space Solar Cell

• Cell typeAlInGaP/AlInGaAs/InGaAs/Ge on Ge substrate, upright metamorphic quadruple-junction
• Efficiency class32% (BOL, AM0)
• EOL efficiencyUp to 28.5% (1E15 cm⁻² 1 MeV electron fluence, AM0)

AZUR SPACE's flagship 32%-class quadruple-junction GaAs-based space solar cell, offering best-in-class beginning-of-life and end-of-life power output for satellite…

Space Solar Arrays

• IntegrationFully integrated and tested — delivered assembly-ready
• Cell TechnologyXTE and XTJ family multijunction cells
• Test CapabilityLAPSS II large area pulsed solar simulator (up to 12 ft diameter panels)

Fully integrated and tested space solar arrays delivered to satellite primes for direct spacecraft integration, manufactured with Spectrolab's…

XTJ Prime Solar Cell

• BOL Efficiency (average)30.7%
• EOL Efficiency at 1e15 fluence26.7%
• Cell TechnologyHeritage upright lattice matched XTJ triple-junction

Spectrolab's proven heritage triple-junction solar cell with 30.7% average BOL efficiency, dual-qualified under AIAA-S111 and AIAA-S112, available in…

Space Solar Panels

• IntegrationMultijunction solar circuits bonded to customer-furnished substrate
• OptimizationEngineered for maximum EOL performance per mission profile
• Cell TechnologyXTE or XTJ family multijunction cells

Fully assembled space solar panels built to customer specifications, integrating Spectrolab's multijunction solar cells for maximum EOL performance…

XTE+ LEO Solar Cell

• BOL Efficiency33%
• EOL Efficiency at 1e14 fluence30.6%
• Cell TechnologyGaInP/GaAs/Ge lattice matched triple-junction (3J)

Spectrolab's 33% BOL efficiency triple-junction solar cell optimized for LEO missions with lower radiation fluence (<1e14), achieving 30.6%…

XTE-SF Solar Cell

• BOL Efficiency32%
• EOL Efficiency at 1e15 fluence27.9%
• Cell TechnologyGaInP/GaAs/Ge lattice matched triple-junction (3J)

Spectrolab's XTE Standard Fluence 32% BOL triple-junction solar cell for GEO and LEO missions up to 1e15 fluence,…

XTE-HF Solar Cell

• BOL Efficiency32%
• EOL Efficiency at 1e16 fluence23.6%
• Cell TechnologyGaInP/GaAs/Ge lattice matched triple-junction (3J)

Spectrolab's XTE High Fluence 32% BOL triple-junction solar cell for MEO and very high radiation environments exceeding 1e15…

XTE-LILT Solar Cell

• BOL Efficiency (1 AU)32%
• Efficiency at Jupiter LILT conditions37%
• Cell TechnologyGaInP/GaAs/Ge lattice matched triple-junction (3J)

Spectrolab's triple-junction solar cell optimized for Low Intensity Low Temperature conditions, achieving 37% efficiency at Jupiter for deep…

XTE+ GEO Solar Cell

• BOL Efficiency33%
• EOL Efficiency at 1e15 fluence28.5%
• Cell TechnologyGaInP/GaAs/Ge lattice matched triple-junction (3J)

Spectrolab's latest 33% BOL efficiency triple-junction solar cell optimized for GEO and high-radiation missions (>1e14 fluence), fully qualified…

ChallengeOne Power Supply System (PSS/EPS)

• Input voltage5-14 V
• PV panel channels3
• PV panel typeGaAs, Si

Electrical power system module for the ChallengeOne satellite platform with 3 solar-panel channels (GaAs/Si), battery charging and 4…

ChallengeOne Power Supply System (PSS/EPS)

Electrical power system module for the ChallengeOne satellite platform with 3 solar-panel channels (GaAs/Si), battery charging and 4…

Electrical Power System (EPS)

Power generation and storage subsystem supplying energy for nanosatellite mission operations.

Umbra Power Package

Complete, pre-integrated satellite power subsystem combining a 120 W body-steered deployable solar array, battery modules, and a Power…

Umbra Solar Array (Body-Steered Deployable, 120 W)

120 W body-steered tri-fold deployable solar array with premium triple-junction cells and integrated hold-down and release mechanism (HDRM).

Umbra Battery Module (8S1P/8S2P)

Flight-proven lithium-ion battery module for small satellites, available in 8S1P (125 Wh) and 8S2P (250 Wh) configurations.

VPCDU-1 Power Control and Distribution Unit

Integrated power control and distribution unit for small satellites, up to 540 W output.

Rad-Hard DDR Termination Regulator

Space-qualified radiation-hardened termination regulators for DDR2/3/4 memory buses (3DPM0237/0318/0385/0424), providing ±1A or ±2A with low noise and fast…