Sensata Gigavac PNC113BDA

Sensata Gigavac PNC113BDA is a normally closed High Voltage DC Contactor for capacitor discharge, dump switch, and default-closed DC safety circuits. This High Voltage DC Contactor is rated for 30A current and 1500VDC switching voltage, with a 12VDC coil, SPST-NC contact form, stud terminals, chassis mounting, and sealed MiniTACTOR construction. For inverter DC links, battery service circuits, compact discharge modules, and test fixtures, the PNC113BDA High Voltage DC Contactor provides a focused solution where normally closed behavior is required.

The key difference is contact state. A standard normally open High Voltage DC Contactor stays open until the coil is energized. PNC113BDA works as a normally closed High Voltage DC Contactor, so the contact path is closed in the unpowered state and opens when the coil is energized. This makes the High Voltage DC Contactor useful for circuits that must provide a default discharge path unless the controller actively opens it.

Product Positioning

PNC113BDA is positioned as a compact High Voltage DC Contactor for capacitor discharge and dump switch applications. It should not be treated as a general main battery High Voltage DC Contactor for ordinary power-on switching. Its value is in safety-related support circuits where a normally closed High Voltage DC Contactor can define the circuit state during shutdown, service, or control power loss.

Because this High Voltage DC Contactor uses a 12VDC coil, it can fit compact battery packs, service tools, inverter support boards, and portable high-voltage equipment that already use 12V control power. The sealed design also helps the High Voltage DC Contactor maintain a clean switching environment in cabinets, battery boxes, and field-serviceable assemblies.

Key Specifications

• Model: PNC113BDA
• Brand: Sensata-Gigavac
• Series: PNC113 MiniTACTOR
• Product type: High Voltage DC Contactor
• Contact arrangement: normally closed High Voltage DC Contactor
• Contact form: SPST-NC / 1 Form Y
• Current rating: 30A High Voltage DC Contactor class
• Switching voltage: 1500VDC High Voltage DC Contactor class
• Coil voltage: 12VDC coil for High Voltage DC Contactor control
• Termination style: stud terminals
• Mounting type: chassis mount
• Construction: sealed High Voltage DC Contactor body
• Typical role: capacitor discharge High Voltage DC Contactor, dump switch High Voltage DC Contactor, default-closed safety path

Features and Benefits

The main benefit of PNC113BDA is normally closed operation. A normally closed High Voltage DC Contactor can support a circuit path that exists when coil power is removed. In capacitor discharge designs, this High Voltage DC Contactor can help route stored energy through a discharge resistor path when the system is not actively holding the contactor open.

The second benefit is 1500VDC capability in a compact package. Many inverter and battery systems store energy at high voltage even when the discharge current is modest. A 30A High Voltage DC Contactor can be appropriate for controlled discharge work when the resistor value, timing, and duty cycle are correctly engineered. PNC113BDA gives designers a compact High Voltage DC Contactor for this specific high-voltage support function.

The third benefit is sealed construction. A High Voltage DC Contactor used in a safety or discharge circuit may remain installed for long service intervals. The sealed MiniTACTOR body helps protect the contact area from dust, humidity, and contamination. This is important when the High Voltage DC Contactor is installed near battery modules, charger electronics, fans, vents, or service doors.

The 12VDC coil also supports practical integration. A 12V coil High Voltage DC Contactor can be controlled by compact battery electronics, small service controllers, or portable test equipment. When the driver circuit is designed correctly, the PNC113BDA High Voltage DC Contactor can become part of a predictable discharge or dump switch sequence.

Applications

PNC113BDA is commonly used as a High Voltage DC Contactor for capacitor discharge circuits. In an inverter or battery system, DC link capacitors may retain stored energy after the main contactors open. A normally closed High Voltage DC Contactor can be placed in the discharge path so the circuit has a defined default behavior.

This High Voltage DC Contactor can also be used in dump switch assemblies, battery maintenance tools, inverter validation benches, service disconnect support circuits, and compact high-voltage test fixtures. In solar or ESS support equipment, the PNC113BDA High Voltage DC Contactor may be used where a default-closed discharge path is part of the safety logic.

Selection Guide

Select PNC113BDA when the design specifically needs a normally closed High Voltage DC Contactor with 30A current rating, 1500VDC switching capability, and 12VDC coil control. If the circuit needs normally open switching, use a different High Voltage DC Contactor such as a P105 or another suitable GV, GX, HX, or GTM model.

Before installation, confirm that the circuit should be closed when coil power is removed. Also check discharge resistor rating, stored energy, maximum DC voltage, expected current, coil driver design, terminal clearance, and mounting space. A normally closed High Voltage DC Contactor must be validated carefully because its default state affects system safety.

FAQ

Is PNC113BDA a High Voltage DC Contactor?

Yes. PNC113BDA is a Sensata-Gigavac PNC113 High Voltage DC Contactor rated for 30A and 1500VDC switching.

Is this High Voltage DC Contactor normally closed?

Yes. PNC113BDA is a normally closed High Voltage DC Contactor with SPST-NC / 1 Form Y contact arrangement.

What is this High Voltage DC Contactor used for?

This High Voltage DC Contactor is used for capacitor discharge, dump switch circuits, default-closed safety paths, and high-voltage service support circuits.

What coil voltage does this High Voltage DC Contactor use?

This High Voltage DC Contactor uses a 12VDC coil.

Conclusion

Sensata Gigavac PNC113BDA is a compact normally closed High Voltage DC Contactor with 30A current rating, 1500VDC switching capability, 12VDC coil control, SPST-NC contact form, stud terminals, chassis mounting, and sealed construction. It is a focused High Voltage DC Contactor for capacitor discharge circuits, dump switch applications, inverter DC link safety paths, and compact high-voltage systems that require default-closed contact behavior.