Sensata Gigavac GV124BPX

Sensata Gigavac GV124BPX is a 200A 100VDC High Voltage DC Contactor from the GV12 series, designed for compact DC switching systems that use a 12VDC control supply. This model is useful in service vehicles, battery test equipment, auxiliary power modules, compact DC panels, and low-voltage industrial equipment where the control electronics already operate from a 12V source. The High Voltage DC Contactor uses an SPST-NO contact arrangement, PCB pin termination, sealed construction, and a no-auxiliary-contact configuration.

GV124BPX is not intended to be a large 800V storage cabinet contactor. Its best fit is 100VDC-class equipment that needs reliable 200A switching in a smaller GV12 package. For engineers building a simple 12V-controlled disconnect or load switching module, this High Voltage DC Contactor provides a clean option without adding auxiliary feedback wiring that may not be required in the final system.

Product Positioning

GV124BPX should be positioned as a 12V coil High Voltage DC Contactor for compact battery and DC load control. The 12VDC coil makes it easy to pair with controllers, battery management boards, vehicle control modules, and small industrial systems that use 12V auxiliary power. Compared with 24VDC or 48VDC versions in the GV12 family, GV124BPX is the better match when the equipment already has a stable 12V control rail.

The no-auxiliary-contact version is suitable for applications where the control system does not need a separate contact position signal. Some equipment confirms operation through bus voltage, load response, current sensing, or command-state logic. In those systems, GV124BPX keeps the switching design focused and compact while still providing the sealed performance expected from a Sensata Gigavac High Voltage DC Contactor.

Key Specifications

• Manufacturer series: Sensata Gigavac GV12
• Part number: GV124BPX
• Product type: High Voltage DC Contactor
• Contact arrangement: SPST-NO, normally open
• Rated current: 200A
• Nominal switching voltage: 100VDC
• Coil voltage: 12VDC
• Termination style: PC pins / PCB pins
• Auxiliary contact: none
• Construction: hermetically sealed
• Operating temperature range: -55°C to +85°C
• Typical operate time: approximately 20ms according to distributor data
• Typical release time: approximately 12ms according to distributor data

Features and Benefits

The main advantage of GV124BPX is the combination of 12VDC coil control and 200A DC switching capacity. Many compact machines, utility vehicles, portable power systems, and battery modules already use 12V control electronics. Selecting a High Voltage DC Contactor with a matching 12V coil can simplify the control interface and reduce the need for extra power conversion.

The PCB pin termination supports a clean module-level layout. Instead of routing separate control harnesses across the enclosure, OEMs can design GV124BPX into a board-supported assembly or compact switching module. This can improve manufacturing repeatability and help keep wiring organized in small DC power products.

Sealed construction is important for equipment that may operate near dust, humidity, vibration, or temperature change. The sealed GV12 design helps protect the internal contact system from environmental contamination. This makes the High Voltage DC Contactor suitable for service equipment, test platforms, mobile power units, and enclosed industrial DC systems where consistent switching performance matters.

Because GV124BPX does not include auxiliary contacts, it should be selected for simpler switching circuits. This can reduce wiring and avoid unnecessary signal connections in systems where feedback is handled by other measurements. If the application requires direct contactor status confirmation, a related GV12 model with an auxiliary contact should be selected instead.

Applications

GV124BPX is especially suitable for 12V-controlled battery and auxiliary power systems. In compact service vehicles, portable energy modules, battery test fixtures, and low-voltage industrial panels, this High Voltage DC Contactor can isolate a battery source, connect a DC load, control a charger input, or disconnect a protected branch during service.

The 100VDC and 200A rating also makes GV124BPX useful in small DC distribution assemblies. It can be used to switch branch circuits, control power to motors or converters, or provide a main disconnect in equipment where the voltage and current remain within specification. The normally open design keeps the power path open until the 12VDC coil is energized, supporting controlled start-up and shutdown behavior.

For battery-powered equipment, GV124BPX can be part of the main disconnect strategy or a secondary load isolation path. It may also be used in charger support circuits, backup power equipment, maintenance disconnect boxes, and compact automation panels. In each case, the High Voltage DC Contactor should be paired with proper fusing, wiring, control logic, and thermal design.

Selection Guide

Before selecting GV124BPX, confirm that the system voltage and current are within the 100VDC and 200A class. Review continuous load current, peak current, inrush current, duty cycle, switching frequency, and load type. Capacitive loads may need a precharge circuit, while inductive loads may require additional system protection.

The coil supply should be a stable 12VDC source. If the equipment uses 24VDC control power, GV124CPX may be a closer match. If the equipment uses 48VDC control power, a related GV12 48V coil model may be better. The PCB pin format should also be checked for soldering process, mechanical support, vibration conditions, and required clearance.

If contact feedback is required, GV124BPX is not the best option because it is a no-auxiliary-contact configuration. For monitored disconnect systems, choose a GV12 version with auxiliary contacts. For simple 12V-controlled switching, GV124BPX remains a compact High Voltage DC Contactor option with a focused configuration.

FAQ

What is GV124BPX used for?

GV124BPX is used for 100VDC-class DC switching in compact battery systems, 12V-controlled power modules, DC distribution panels, and service disconnect circuits.

Is GV124BPX a High Voltage DC Contactor?

Yes. GV124BPX is a GV12 series High Voltage DC Contactor with 200A current rating and 100VDC nominal switching capability.

What coil voltage does GV124BPX use?

GV124BPX uses a 12VDC coil, making it suitable for equipment with a 12V auxiliary or control supply.

Does GV124BPX include auxiliary contacts?

No. GV124BPX is a no-auxiliary-contact model. If contact status feedback is required, select a related GV12 version with auxiliary contacts.

How is GV124BPX different from GV124CPX?

GV124BPX uses a 12VDC coil, while GV124CPX uses a 24VDC coil. Both are GV12 no-auxiliary-contact configurations with PCB pin termination.

Conclusion

GV124BPX is a compact 200A 100VDC High Voltage DC Contactor for 12V-controlled DC power systems. Its Sensata Gigavac GV12 sealed construction, normally open contact form, PCB pin termination, and no-auxiliary-contact configuration make it suitable for compact battery equipment, service disconnect modules, DC branch switching, and auxiliary power control. For OEM designs that need reliable 100VDC-class switching with a 12V coil, GV124BPX provides a simple and focused High Voltage DC Contactor solution.