Cummins OTEC125 (Spec B) 125A @ 120/208V 3-Ph., NEMA3R A066Y091

MODEL: OTEC125 (SPEC B) - A066Y091 | 120/208V 3-Phase | NON-SERVICE RATED | NEMA3R ENCLOSURE ✅ IN STOCK - Ready to Ship Ensure uninterrupted power for your commercial or light industrial facility with the Cummins OTEC125 automatic transfer switch. Engineered for reliability and ease of use, this 125-amp transfer switch seamlessly manages emergency standby power when you need it most. Cummins OTEC125 (Spec B) Built for Critical Applications The OTEC125 delivers essential power transfer functions for emergency, legally required, and optional standby circuits. Whether you're protecting data centers, healthcare facilities, retail operations, or manufacturing plants, this transfer switch monitors both utility and generator power sources, automatically starting your generator and transferring loads when primary power fails. PowerCommand® 40-01 Control System At the heart of the OTEC125 is the advanced PowerCommand® 40-01 microprocessor control—a fully featured digital control platform that puts complete system management at your fingertips. Intuitive Operation Crystal-clear LCD digital display shows real-time system status Tactile soft-switches provide responsive navigation Software-enabled settings eliminate manual adjustments Comprehensive configuration options for diverse applications Engineering That Makes Maintenance Easier Designed with Service in Mind Quick-Connect Plug Connections – Reduce installation and service time Door-Mounted Controls – Access settings without opening the main cabinet Generous Interior Space – Ample room for wire routing and service work Clear Terminal Markings – Matching labels prevent wiring errors Advanced Transfer Mechanism The OTEC125 features Cummins' innovative bi-directional linear motor actuator technology—a breakthrough in transfer switch design that eliminates the complexity and wear associated with traditional gear-driven systems. Performance Benefits: Virtually friction-free operation extends service life Constant-force action ensures consistent transfer speed Straight-line motion eliminates mechanical linkage failures Proven reliability across thousands of installations Safety & Redundancy Features Manual Operation Capability When maintenance or testing requires manual control, the OTEC125 provides safe manual operation through shielded handles and over-center contact mechanisms—even under de-energized conditions. Positive Source Interlocking Dual mechanical and electrical interlocks provide absolute protection against dangerous source-to-source connections, meeting all code requirements for safe operation. Technical Specifications (Spec B) Voltage: 120/208V, 3-Phase Current Rating: 125 Amperes Enclosure: NEMA3R (Weather Resistant), Non-Service Rated Control: PowerCommand® 40-01 Series: OTEC (Spec B) Dimensions: 34" H × 26.5" W × 12.5" D Weight: 135 lbs Spec Sheet - OTEC Series Switches Why Choose the Cummins OTEC125? ✓ Proven Reliability – Backed by Cummins' decades of power systems engineering ✓ Code Compliant – Meets NEC requirements for emergency and standby circuits ✓ Easy Installation – Plug connections and clear markings speed up setup ✓ Simplified Maintenance – Accessible design reduces service time and costs ✓ Weather Protection – NEMA3R enclosure withstands outdoor environments ✓ Future-Ready – Software-based control allows easy updates and customization Perfect For These Applications Commercial office buildings Retail and hospitality facilities Light manufacturing plants Healthcare clinics and urgent care centers Data centers and telecom facilities Municipal and institutional buildings Any facility requiring reliable emergency power Order Your OTEC125 Today Protect your operations with the transfer switch trusted by power professionals nationwide. Contact Buckeye Power Systems for pricing, availability, and expert guidance on integrating the OTEC125 into your standby power system. Need help selecting the right transfer switch? Our power systems specialists are ready to assist with technical questions, application support, and custom configurations. Other OTEC Switches @ 120/208V 3-Phase: Cummins OTEC125 120/208V 3-Phase, NEMA1 Cummins OTEC225 120/208V 3-Phase, NEMA1 Cummins OTEC225 120/208V 3-Phase, NEMA3R Cummins OTEC400 120/208V 3-Phase, NEMA1 Cummins OTEC400 120/208V 3-Phase, NEMA3R Cummins OTEC600 120/208V 3-Phase, NEMA1 Cummins OTEC600 120/208V 3-Phase, NEMA3R