
Liebert 1C18351P1S Disconnect Switch
The Liebert 1C18351P1S Disconnect Switch is a heavy-duty, 600V 100A 3P disconnect switch engineered specifically for mission-critical Liebert high-precision cooling units and HVAC infrastructure. This three-phase non-fusible component provides a reliable point of isolation, essential for conducting safe maintenance or system repairs on high-amperage equipment. Designed for industrial-grade performance, it handles a 100 Amp current rating at 600 Volts AC, ensuring it meets the rigorous demands of data center climate control and commercial refrigeration systems. The specialized 3-pole configuration allows for balanced power distribution and instantaneous circuit interruption. As an authentic OEM replacement, the 1C18351P1S disconnect eliminates the compatibility issues often found with universal alternatives, maintaining the integrity of the original electrical schematic. Whether you are performing a routine inspection or responding to an emergency failure, this switch provides the mechanical durability and electrical capacity required to protect both the technician and the downstream HVAC assets.
Key Benefits- OEM-Grade Reliability: Precision-matched for Liebert cooling systems, ensuring direct physical and electrical replacement.
- High-Capacity Rating: Capable of managing 100A 3-Phase loads up to 600V for heavy-duty industrial applications.
- Enhanced Safety: Provides a clear, lockable point of power isolation to prevent accidental energization during service.
- Rugged Construction: Built to withstand the high-cycle demands and thermal fluctuations of commercial HVAC environments.
Is the 1C18351P1S compatible with non-Liebert equipment?
While this is a standard 600V 100A 3P disconnect switch, it is specifically designed with the mounting footprint and terminal requirements for Liebert/Vertiv HVAC units. Always cross-reference your specific model's electrical submittal before installation.
Does this switch include internal fuses?
This model is a non-fusible disconnect designed for primary circuit isolation where overcurrent protection is already provided upstream in the panel or via dedicated breakers.
What wire size is recommended for these terminals?
Standard 100A terminals typically accept a range from #14 to #1/0 AWG, but you should verify your local code requirements and the specific lug ratings on the unit for your conductor material.
This item is not eligible for free shipping.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
Liebert 1C18351P1S Disconnect Switch
The Liebert 1C18351P1S Disconnect Switch is a heavy-duty, 600V 100A 3P disconnect switch engineered specifically for mission-critical Liebert high-precision cooling units and HVAC infrastructure. This three-phase non-fusible component provides a reliable point of isolation, essential for conducting safe maintenance or system repairs on high-amperage equipment. Designed for industrial-grade performance, it handles a 100 Amp current rating at 600 Volts AC, ensuring it meets the rigorous demands of data center climate control and commercial refrigeration systems. The specialized 3-pole configuration allows for balanced power distribution and instantaneous circuit interruption. As an authentic OEM replacement, the 1C18351P1S disconnect eliminates the compatibility issues often found with universal alternatives, maintaining the integrity of the original electrical schematic. Whether you are performing a routine inspection or responding to an emergency failure, this switch provides the mechanical durability and electrical capacity required to protect both the technician and the downstream HVAC assets.
Key Benefits- OEM-Grade Reliability: Precision-matched for Liebert cooling systems, ensuring direct physical and electrical replacement.
- High-Capacity Rating: Capable of managing 100A 3-Phase loads up to 600V for heavy-duty industrial applications.
- Enhanced Safety: Provides a clear, lockable point of power isolation to prevent accidental energization during service.
- Rugged Construction: Built to withstand the high-cycle demands and thermal fluctuations of commercial HVAC environments.
Is the 1C18351P1S compatible with non-Liebert equipment?
While this is a standard 600V 100A 3P disconnect switch, it is specifically designed with the mounting footprint and terminal requirements for Liebert/Vertiv HVAC units. Always cross-reference your specific model's electrical submittal before installation.
Does this switch include internal fuses?
This model is a non-fusible disconnect designed for primary circuit isolation where overcurrent protection is already provided upstream in the panel or via dedicated breakers.
What wire size is recommended for these terminals?
Standard 100A terminals typically accept a range from #14 to #1/0 AWG, but you should verify your local code requirements and the specific lug ratings on the unit for your conductor material.
This item is not eligible for free shipping.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
Product Information
Product Information
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Shipping & Returns
Description
The Liebert 1C18351P1S Disconnect Switch is a heavy-duty, 600V 100A 3P disconnect switch engineered specifically for mission-critical Liebert high-precision cooling units and HVAC infrastructure. This three-phase non-fusible component provides a reliable point of isolation, essential for conducting safe maintenance or system repairs on high-amperage equipment. Designed for industrial-grade performance, it handles a 100 Amp current rating at 600 Volts AC, ensuring it meets the rigorous demands of data center climate control and commercial refrigeration systems. The specialized 3-pole configuration allows for balanced power distribution and instantaneous circuit interruption. As an authentic OEM replacement, the 1C18351P1S disconnect eliminates the compatibility issues often found with universal alternatives, maintaining the integrity of the original electrical schematic. Whether you are performing a routine inspection or responding to an emergency failure, this switch provides the mechanical durability and electrical capacity required to protect both the technician and the downstream HVAC assets.
Key Benefits- OEM-Grade Reliability: Precision-matched for Liebert cooling systems, ensuring direct physical and electrical replacement.
- High-Capacity Rating: Capable of managing 100A 3-Phase loads up to 600V for heavy-duty industrial applications.
- Enhanced Safety: Provides a clear, lockable point of power isolation to prevent accidental energization during service.
- Rugged Construction: Built to withstand the high-cycle demands and thermal fluctuations of commercial HVAC environments.
Is the 1C18351P1S compatible with non-Liebert equipment?
While this is a standard 600V 100A 3P disconnect switch, it is specifically designed with the mounting footprint and terminal requirements for Liebert/Vertiv HVAC units. Always cross-reference your specific model's electrical submittal before installation.
Does this switch include internal fuses?
This model is a non-fusible disconnect designed for primary circuit isolation where overcurrent protection is already provided upstream in the panel or via dedicated breakers.
What wire size is recommended for these terminals?
Standard 100A terminals typically accept a range from #14 to #1/0 AWG, but you should verify your local code requirements and the specific lug ratings on the unit for your conductor material.
This item is not eligible for free shipping.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.












