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Address
304 North Cardinal
St. Dorchester Center, MA 02124
Work Hours
Monday to Friday: 7AM - 7PM
Weekend: 10AM - 5PM

The 2 pole manual transfer switch 125A isolates both line and neutral for safe source changeover.
Compact housing with I–0–II handle, copper contacts, DIN-rail or panel mounting.
IEC 60947-3 compliant; suitable for residential, PV, and ESS systems.
The 2 pole manual transfer switch (KYMTS-125A 2P) is designed for single-phase AC systems that require isolation of both line and neutral conductors. It provides safe I–0–II manual changeover between utility and backup sources such as generators or PV inverters, preventing back-feeding and ensuring reliable supply continuity.
For selection and comparison across the KYMTS family, visit the Manual Transfer Switch landing page. In PV/ESS applications, integrate with PV combiner boxes, upstream circuit breakers, and DC fuses. Reference IEC and CE certification resources for conformity assurance.
| Model | KYMTS-125A 2P |
|---|---|
| Poles | 2P (L+N) |
| Rated Current (In) | 125A |
| Rated Operational Voltage (Ue) | 240V AC |
| Frequency | 50/60Hz |
| Insulation Voltage (Ui) | 690V |
| Mounting | DIN-rail / Panel |
| Reference Standard | IEC 60947-3 |


It is a device that switches both line and neutral in single-phase systems, providing safe changeover between utility and generator or inverter.
A 2P switch isolates both line and neutral, which is often required by safety codes for single-phase backup systems.
See the Manual Transfer Switch landing page for all 1P/2P/3P/4P options.
Looking for a reliable 2 pole manual transfer switch? Contact us for datasheets, pricing, and technical support.
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