OceanSphere
Engines

Marine UPS

medium 17 models total
Uninterruptible power supplies for navigation, communication, and safety systems

5 manufacturers · 17 models

Wärtsilä

13
Wärtsilä JOVYATLAS UPS 3 kVA unverified
3 kVA · Marine UPS
Ups type
marine_ups
Rating (kVA)
3
Series
JOVYATLAS
Input voltage
3x400V
Battery type
VRLA/Li-Ion
Wärtsilä JOVYATLAS marine UPS, 3 kVA
Wärtsilä JOVYATLAS UPS 6 kVA unverified
6 kVA · Marine UPS
Ups type
marine_ups
Rating (kVA)
6
Series
JOVYATLAS
Input voltage
3x400V
Battery type
VRLA/Li-Ion
Wärtsilä JOVYATLAS marine UPS, 6 kVA
Wärtsilä JOVYATLAS UPS 10 kVA unverified
10 kVA · Marine UPS
Ups type
marine_ups
Rating (kVA)
10
Series
JOVYATLAS
Input voltage
3x400V
Battery type
VRLA/Li-Ion
Wärtsilä JOVYATLAS marine UPS, 10 kVA
Wärtsilä JOVYATLAS UPS 15 kVA unverified
15 kVA · Marine UPS
Ups type
marine_ups
Rating (kVA)
15
Series
JOVYATLAS
Input voltage
3x400V
Battery type
VRLA/Li-Ion
Wärtsilä JOVYATLAS marine UPS, 15 kVA
Wärtsilä JOVYATLAS UPS 20 kVA unverified
20 kVA · Marine UPS
Ups type
marine_ups
Rating (kVA)
20
Series
JOVYATLAS
Input voltage
3x400V
Battery type
VRLA/Li-Ion
Wärtsilä JOVYATLAS marine UPS, 20 kVA
Wärtsilä JOVYATLAS UPS 30 kVA unverified
30 kVA · Marine UPS
Ups type
marine_ups
Rating (kVA)
30
Series
JOVYATLAS
Input voltage
3x400V
Battery type
VRLA/Li-Ion
Wärtsilä JOVYATLAS marine UPS, 30 kVA
Wärtsilä JOVYATLAS UPS 40 kVA unverified
40 kVA · Marine UPS
Ups type
marine_ups
Rating (kVA)
40
Series
JOVYATLAS
Input voltage
3x400V
Battery type
VRLA/Li-Ion
Wärtsilä JOVYATLAS marine UPS, 40 kVA
Wärtsilä JOVYATLAS UPS 60 kVA unverified
60 kVA · Marine UPS
Ups type
marine_ups
Rating (kVA)
60
Series
JOVYATLAS
Input voltage
3x400V
Battery type
VRLA/Li-Ion
Wärtsilä JOVYATLAS marine UPS, 60 kVA
Wärtsilä JOVYATLAS UPS 80 kVA unverified
80 kVA · Marine UPS
Ups type
marine_ups
Rating (kVA)
80
Series
JOVYATLAS
Input voltage
3x400V
Battery type
VRLA/Li-Ion
Wärtsilä JOVYATLAS marine UPS, 80 kVA
Wärtsilä JOVYATLAS UPS 100 kVA unverified
100 kVA · Marine UPS
Ups type
marine_ups
Rating (kVA)
100
Series
JOVYATLAS
Input voltage
3x400V
Battery type
VRLA/Li-Ion
Wärtsilä JOVYATLAS marine UPS, 100 kVA
Wärtsilä JOVYATLAS UPS 120 kVA unverified
120 kVA · Marine UPS
Ups type
marine_ups
Rating (kVA)
120
Series
JOVYATLAS
Input voltage
3x400V
Battery type
VRLA/Li-Ion
Wärtsilä JOVYATLAS marine UPS, 120 kVA
Wärtsilä JOVYATLAS UPS 160 kVA unverified
160 kVA · Marine UPS
Ups type
marine_ups
Rating (kVA)
160
Series
JOVYATLAS
Input voltage
3x400V
Battery type
VRLA/Li-Ion
Wärtsilä JOVYATLAS marine UPS, 160 kVA
Wärtsilä JOVYATLAS UPS 200 kVA unverified
200 kVA · Marine UPS
Ups type
marine_ups
Rating (kVA)
200
Series
JOVYATLAS
Input voltage
3x400V
Battery type
VRLA/Li-Ion
Wärtsilä JOVYATLAS marine UPS, 200 kVA

APC (Schneider Electric)

1
Smart-UPS RT (Marine Rated)
1-20 kVA · Electrical Energy Storage · Online double-conversion UPS
Type
Online Double-Conversion UPS
Common Failures & Inspection Points
  • Battery end-of-life
  • Fan failure
  • Bypass switch malfunction
  • Output capacitor aging
Service: Replace batteries every 3-5 years. Annual self-test. Marine coating for salt air protection.
Spare Parts: Ersatzteile über APC (Schneider Electric) oder zugelassene Vertriebspartner. Lead time: 2-6 Wochen.
Strengths
  • Continuous power conditioning with zero transfer time for mission‑critical loads
  • Marine‑rated enclosure and corrosion‑resistant coating suitable for salt‑air exposure
  • Integrated automatic bypass switch allows maintenance without interrupting supply
  • Hot‑swappable battery modules and built‑in battery management extend service life
  • Remote monitoring via APC PowerChute/StruxureWare network cards
Weaknesses
  • Higher initial cost compared with offline or line‑interactive UPS solutions
  • Battery packs require replacement every 3–5 years, adding lifecycle expense
  • Fans are a known failure point; loss of cooling can reduce efficiency or trigger shutdown
  • Runtime is limited to installed battery capacity; additional modules increase space and weight
  • Output capacitors age over time, potentially reducing performance if not refurbished
Typical Vessels: Cruise shipsFerriesOffshore supply vesselsContainer shipsTankersNaval auxiliary vessels
Certifications: DNV GL
Decision Guide: Choose if you need continuous, high‑quality power for navigation, communication or safety systems on vessels operating in harsh salt‑water conditions and you value hot‑swap batteries and remote monitoring. Avoid if budget is tight, the load is modest enough for a cheaper line‑interactive UPS, or space/weight constraints preclude the larger marine‑rated enclosure.
Use Cases: Deployed to protect bridge electronics, radar, GPS, VHF radios, fire detection panels, dynamic positioning controllers and cargo refrigeration units on commercial and passenger vessels where power interruptions could jeopardize safety or operational continuity.

Eaton

1
9PX (Marine UPS)
1-11 kVA · Electrical Energy Storage · online double-conversion UPS
Type
Online Double-Conversion UPS
Common Failures & Inspection Points
  • Battery degradation
  • Inverter IGBT failure
  • LCD display fault
  • Communication card error
Service: Energy-saving mode available. Hot-swappable batteries. Marine vibration rated. Annual battery test.
Spare Parts: Ersatzteile über Eaton oder zugelassene Vertriebspartner. Lead time: 2-6 Wochen.
Strengths
  • 96%+ energy efficiency in Eco mode reduces fuel consumption
  • Hot‑swap battery design allows maintenance without power interruption
  • Marine‑rated chassis and vibration isolation meet shipboard harshness
  • Integrated LCD with optional remote monitoring for real‑time status
  • Built‑in annual battery test simplifies compliance with classification societies
Weaknesses
  • Higher upfront cost compared with offline or line‑interactive UPS solutions
  • Complexity of double‑conversion design can increase maintenance training needs
  • Limited runtime unless equipped with additional battery banks, affecting long outages
  • Reported failures include IGBT inverter modules and LCD/display faults
  • Requires periodic firmware updates to maintain communication card compatibility
Typical Vessels: Cruise shipsFerriesOffshore supply vesselsContainer shipsTankersResearch vessels
Decision Guide: Choose if: you need uninterrupted, clean power for critical navigation, communication or safety systems on a vessel that experiences high vibration and wants to minimise fuel use with an Eco mode. Avoid if: budget constraints favour a simpler offline UPS, the expected outage duration exceeds typical battery runtime without provision for extra banks, or your crew lacks training for double‑conversion UPS maintenance.
Use Cases: The 9PX Marine is typically installed in engine control rooms, bridge equipment bays, and hotel‑service areas where continuous power quality is essential. It powers navigation electronics, fire‑detection systems, communication gear, and critical HVAC controls on vessels that operate in demanding sea states.

Riello

1
Sentinel Pro (Marine UPS)
0.7-10 kVA · Electrical Energy Storage · Online double-conversion UPS
Type
Online Double-Conversion UPS
Common Failures & Inspection Points
  • Battery aging
  • Fan noise/failure
  • Rectifier fault
  • Bypass transfer failure
Service: Good European availability. Annual battery replacement cycle depending on ambient temperature.
Spare Parts: Ersatzteile über Riello oder zugelassene Vertriebspartner. Lead time: 2-6 Wochen.
Strengths
  • Provides uninterrupted power with zero transfer time for essential navigation and safety equipment
  • Modular design allows capacity scaling and easy on‑site expansion
  • Integrated temperature‑compensated battery management reduces maintenance intervals
  • High efficiency (up to ~96%) lowers fuel consumption compared with older UPS types
  • Marine‑grade enclosure (IP66) resists corrosion and harsh environmental conditions
Weaknesses
  • Higher upfront cost than line‑interactive or offline UPS solutions
  • Physical footprint can be large, requiring dedicated machinery space
  • Fans are a known source of noise and may require periodic inspection/replacement
  • Battery aging remains a lifecycle cost; replacement cycle depends on ambient temperature
  • Complexity of rectifier and bypass modules can increase troubleshooting time
Typical Vessels: Cruise shipFerryOffshore supply vesselContainer shipTanker
Decision Guide: Choose if: you need zero‑transfer, high‑quality power for navigation, communication or safety systems on vessels where reliability outweighs cost and space constraints. Avoid if: budget is tight, available machinery space is limited, or the load profile can tolerate brief interruptions that cheaper UPS types provide.
Use Cases: The Sentinel Pro is typically installed in bridge equipment rooms, engine control centers, dynamic positioning consoles, fire‑detection panels, and other critical areas where power quality and continuity are essential for safe vessel operation.

Victron Energy

1
Victron Energy MultiPlus
MultiPlus
0.8-15 kVA · Electrical Energy Storage · Inverter/Charger/UPS
Type
Inverter/Charger/UPS
Common Failures & Inspection Points
  • FET failure from overload
  • Battery charging algorithm error
  • Transfer relay wear
  • Communication Bluetooth fault
Service: Popular on yachts and smaller vessels. Cerbo GX for monitoring. Parallel operation possible. VRM remote monitoring.
Spare Parts: Ersatzteile über Victron Energy oder zugelassene Vertriebspartner. Lead time: 2-6 Wochen.
Strengths
  • High conversion efficiency (up to ~95%) reduces fuel consumption and battery drain
  • Seamless automatic transfer between shore/generator and battery power (zero‑voltage switching)
  • Parallel capability allows multiple units to be combined for higher power output
  • Integrated Bluetooth and Cerbo GX enable real‑time monitoring via the VRM portal
  • Compact, marine‑rated enclosure simplifies installation in limited engine‑room space
Weaknesses
  • Limited continuous power rating compared with dedicated commercial UPS systems; not suited for high‑load vessels
  • FETs can be prone to failure if the unit is repeatedly overloaded or poorly ventilated
  • Single‑unit design offers less redundancy than dual‑converter UPS architectures
  • Requires external battery management (e.g., Victron BMS) for large lithium banks
  • Transfer relay wear may require periodic inspection on high‑cycle installations
Typical Vessels: Sailing yachtMotor yachtCatamaranWorkboatSmall passenger ferry
Certifications: CE
Decision Guide: Choose if: you need a compact, high‑efficiency inverter/charger with seamless UPS capability for yachts or small commercial vessels, and you value remote monitoring and parallel scalability. Avoid if: the vessel requires very high continuous power, redundant dual‑converter UPS architecture, or strict classification approvals beyond CE.
Use Cases: Commonly installed on cruising yachts to provide uninterrupted AC power while at sea, on motor yachts for generator‑to‑battery charging, and on workboats where a single unit can supply both propulsion‑related loads and essential cabin services with automatic backup during generator loss.