Sensata Gigavac GX16CEC

Sensata Gigavac GX16CEC is a GX16 series High Voltage DC Contactor built for monitored DC charging cabinets and 800VDC-class battery power systems. This High Voltage DC Contactor provides 600A current capability, a 24VDC coil, sealed EPIC construction, and SPST-NC auxiliary feedback. For charger manufacturers, battery cabinet builders, and power conversion equipment suppliers, the GX16CEC High Voltage DC Contactor offers a strong switching option when high current, 24V control power, and contactor state monitoring are required together.

The GX16CEC High Voltage DC Contactor is especially relevant in charging systems that need confirmation of the contactor state before starting or stopping a power transfer sequence. The SPST-NC auxiliary contact can be used by the controller to support interlock logic, diagnostic checks, or state verification. In a charging cabinet, a monitored High Voltage DC Contactor can help coordinate precharge, output enable, emergency stop, and service isolation functions.

Product Positioning

GX16CEC is positioned as a charging-system High Voltage DC Contactor rather than a general mobile contactor. The 24VDC coil fits common charger control boards, industrial power supplies, and cabinet control rails. The 600A current class makes this High Voltage DC Contactor suitable for high-power charger outputs, battery interface paths, and DC bus sections where smaller contactors may not provide enough current capacity.

The SPST-NC auxiliary contact is a key differentiator. In systems where the controller expects a normally closed feedback signal, the GX16CEC High Voltage DC Contactor can support monitored logic without adding a separate sensing device. This makes the High Voltage DC Contactor useful in charging cabinets, test benches, inverter validation systems, and safety-supervised DC power equipment.

Key Specifications

• Model: GX16CEC
• Brand: Sensata-Gigavac
• Series: GX16
• Product type: High Voltage DC Contactor
• Current rating: 600A class High Voltage DC Contactor
• Voltage rating: up to 800VDC class High Voltage DC Contactor service
• Coil voltage: 24VDC coil for High Voltage DC Contactor control
• Main contact form: SPST-NO-DM / 1 Form X
• Auxiliary contact: SPST-NC auxiliary feedback contact
• Mounting style: chassis mount
• Construction: EPIC hermetically sealed High Voltage DC Contactor body
• Typical system role: charger output contactor, battery interface contactor, monitored DC isolation contactor

Features and Benefits

The first benefit of GX16CEC is 24V control compatibility. Many charging cabinets and industrial DC power systems already use 24V control rails, so a 24VDC coil High Voltage DC Contactor can integrate cleanly into the existing electrical design. This reduces the need for separate coil supply conversion and helps standardize control wiring inside the cabinet.

The second benefit is NC auxiliary feedback. A High Voltage DC Contactor with an SPST-NC auxiliary contact can help a controller verify that the contactor is in the expected state before energizing a DC output. This is valuable in charger systems where sequencing matters. The GX16CEC High Voltage DC Contactor can support checks before precharge, main contact closure, charging enable, and shutdown.

The third benefit is sealed construction for power electronics environments. Charging cabinets can be exposed to dust, airflow contamination, humidity, heat from power modules, and repeated service access. The sealed EPIC design helps protect the contact area inside the High Voltage DC Contactor. That protection supports more consistent operation compared with open contactor designs.

The 600A current class also gives designers flexibility in high-power charging and battery interface equipment. A properly selected High Voltage DC Contactor can reduce the risk of using an undersized switching device in a high-current DC branch. The contactor should still be coordinated with fusing, precharge circuits, insulation monitoring, and system-level protection logic.

Applications

GX16CEC is well suited for DC charging cabinets where a High Voltage DC Contactor is required between the charger power stage and the vehicle or battery output. It can also be used inside battery charging racks, service charging equipment, charger test stands, and bidirectional DC converter systems. In these applications, the High Voltage DC Contactor helps control when the power path is connected or isolated.

In battery test benches, the GX16CEC High Voltage DC Contactor can switch high-current DC paths during validation cycles. The NC auxiliary contact can provide useful feedback to the test controller. In energy storage and inverter systems, this High Voltage DC Contactor can be applied to controlled battery interface circuits where 24V coil power and auxiliary status logic are required.

Other applications include industrial DC supplies, charger maintenance cabinets, EV battery service equipment, mobile charging systems, and power conversion skids. The High Voltage DC Contactor should be selected only after confirming current, voltage, duty cycle, coil drive capability, auxiliary contact logic, and environmental conditions.

Selection Guide

Select GX16CEC when the system needs a 600A High Voltage DC Contactor with 24VDC coil control and SPST-NC auxiliary feedback. If the controller uses 12VDC, GX16BEB or another 12V coil configuration may be better. If the feedback circuit expects a normally open auxiliary contact, confirm the auxiliary logic before choosing this High Voltage DC Contactor.

Before installation, check the maximum DC voltage, continuous load current, charging current profile, precharge sequence, terminal access, mounting space, cable routing, and thermal rise. A High Voltage DC Contactor in a charger cabinet should be treated as part of the full safety and sequencing system, not as a standalone switch.

FAQ

Is GX16CEC a High Voltage DC Contactor?

Yes. GX16CEC is a Sensata-Gigavac GX16 High Voltage DC Contactor for 600A, 800VDC-class switching.

What coil voltage does GX16CEC use?

This High Voltage DC Contactor uses a 24VDC coil, which is common in charging cabinets and industrial control systems.

What auxiliary contact does GX16CEC provide?

GX16CEC is configured with an SPST-NC auxiliary contact, allowing the High Voltage DC Contactor to support monitored control logic.

Where is GX16CEC commonly applied?

The GX16CEC High Voltage DC Contactor is commonly applied in DC charging cabinets, battery interface systems, charger test benches, and monitored power conversion equipment.

Conclusion

Sensata Gigavac GX16CEC is a 600A High Voltage DC Contactor with 800VDC maximum voltage class, 24VDC coil control, SPST-NC auxiliary feedback, and sealed EPIC construction. It is a strong High Voltage DC Contactor choice for DC charging cabinets, battery interface systems, high-current test stands, and monitored industrial DC power equipment that requires reliable switching and controller-visible contactor status.