Sensata Gigavac GV241CAX

Sensata Gigavac GV241CAX is a 400A 800VDC High Voltage DC Contactor from the GV24 series, designed for hazardous-location DC panels, ignition-protected power cabinets, battery control rooms, and industrial equipment where sealed switching reliability is a primary requirement. This High Voltage DC Contactor uses an SPST-NO-DM main contact form, a 24VDC dual DC coil, stud power terminals, flying lead control termination, chassis mounting, and hermetically sealed construction. It is a practical option when a system needs 800VDC-class isolation, 400A current capacity, and a simple no-auxiliary-contact wiring configuration.

GV241CAX is especially useful in equipment installed near fuel vapors, dust-prone industrial spaces, mobile power compartments, or other environments where ignition protection and sealing matter. Public distributor information identifies the GV24 platform as hermetically sealed, and Farnell references standards such as UL1604, IP67, SAE J1171, and ISO8846 for the GV241CAX listing. This makes the High Voltage DC Contactor suitable for applications where environmental protection and consistent switching behavior are more important than adding extra feedback contacts.

Product Positioning

GV241CAX should be positioned as a 24V coil High Voltage DC Contactor for sealed industrial and hazardous-location DC power panels. Compared with GV241FAB, which includes auxiliary contact functionality and can be positioned around monitored renewable energy interfaces, GV241CAX is better treated as a simpler no-auxiliary-contact configuration. Compared with GV241QAX, it uses a 24VDC dual DC coil rather than an external PWM coil strategy.

The 400A rating places GV241CAX in a strong current class for battery cabinets, inverter inputs, charger branches, and protected DC buses. It is heavier than compact GX11 or GX12 contactors, but it remains focused on 800VDC-class systems rather than 1500VDC HX platforms. This High Voltage DC Contactor is best selected when the design needs rugged sealed switching with 24V control power and straightforward lead wiring.

Key Specifications

• Manufacturer series: Sensata Gigavac GV24
• Part number: GV241CAX
• Product type: High Voltage DC Contactor
• Main contact form: SPST-NO-DM / 1 Form X
• Rated current: 400A
• Nominal switching voltage: 800VDC
• Coil voltage: 24VDC
• Coil type: dual DC coil / DC coil with built-in suppression referenced by public listings
• Power termination: stud terminals
• Control termination: flying leads / wire leads
• Mounting style: chassis mount / upright mount
• Auxiliary contact: not listed in checked public distributor data
• Construction: hermetically sealed
• Operating temperature range: -55°C to +85°C according to GV24 distributor data
• Typical operate time: approximately 20ms according to related GV24 listings
• Typical release time: approximately 12ms according to related GV24 listings

Features and Benefits

The sealed construction is the defining strength of GV241CAX. A hermetically sealed High Voltage DC Contactor helps isolate the contact chamber from moisture, dust, fumes, and airborne contamination. This is important in industrial power rooms, battery compartments, utility vehicles, and ignition-protected equipment where open contactor designs may be less suitable.

The 400A current rating supports substantial DC power paths. GV241CAX can be used for inverter input switching, battery string isolation, charger branch control, and high-current DC bus connection when the voltage, current, and switching duty match the application requirements.

The 24VDC coil fits common industrial control systems. Many DC cabinets and mobile equipment platforms already use 24VDC for controllers, protection modules, contactors, sensors, fans, and safety circuits. Selecting this High Voltage DC Contactor helps avoid adding a separate coil voltage just for the main switching device.

Stud terminals provide secure connection points for high-current cables or busbars. Flying leads give the designer flexibility to route the control wiring through a harness or cabinet duct. This combination is useful when the contactor must sit near the DC bus while the control board is mounted elsewhere.

Applications

GV241CAX is especially suitable for hazardous-location DC panels and ignition-protected battery equipment. In a sealed industrial cabinet, this High Voltage DC Contactor can isolate a battery string, connect a protected DC bus, switch a charger input, or disconnect an inverter branch during service and fault events.

The contactor can also be used in industrial DC distribution, mobile power systems, utility equipment, battery rooms, marine-adjacent power cabinets, and rugged charger support modules. Its 400A rating and 800VDC class make it appropriate for demanding applications where environmental sealing is a major selection factor.

Selection Guide

Before selecting GV241CAX, confirm maximum DC voltage, continuous current, peak current, inrush current, switching frequency, and load type. This High Voltage DC Contactor should be reviewed with the complete precharge design, fuse coordination, cable sizing, busbar layout, thermal behavior, and enclosure requirements.

Use GV241CAX when the system has a 24VDC control supply and does not require built-in auxiliary feedback. If contact status feedback is required, review GV241FAB or another GV24 auxiliary-contact configuration. If external PWM coil control is required, review GV241QAX instead.

FAQ

What is GV241CAX used for?

GV241CAX is used for hazardous-location DC panels, sealed battery cabinets, industrial DC distribution, inverter inputs, charger branches, and 800VDC-class high-current switching.

Is GV241CAX a High Voltage DC Contactor?

Yes. GV241CAX is a Sensata Gigavac GV24 series High Voltage DC Contactor with 400A current rating and 800VDC nominal switching capability.

What coil voltage does GV241CAX use?

GV241CAX uses a 24VDC coil. Public GV24 listings identify this configuration with 24VDC coil operation and flying lead termination.

Does GV241CAX include auxiliary contacts?

Checked distributor data does not clearly list auxiliary contacts for GV241CAX, so it should be treated as a no-auxiliary-contact configuration unless the final ordering document confirms otherwise.

How is GV241CAX different from GV241QAX?

GV241CAX uses a 24VDC dual DC coil configuration, while GV241QAX is associated with a 48V external PWM coil configuration. Both are GV24 400A 800VDC contactors with stud terminals and flying leads.

Conclusion

GV241CAX is a 400A 800VDC High Voltage DC Contactor for sealed industrial panels, hazardous-location DC cabinets, battery rooms, inverter branches, and rugged power distribution systems. With its Sensata Gigavac GV24 hermetically sealed construction, 24VDC coil, stud terminals, flying leads, chassis mounting, and simple no-auxiliary-contact positioning, it is a practical choice for OEM designs that need reliable 800VDC-class switching in protected or demanding environments.