We offer quality commercial and industrial manual transfer switches from Asco, Boltswitch, Ronk, Thomson, and Winco. Single and three phase up to 600V and 4000A.
Typical Applications: Agricultural (Ag), Light Commercial (L-Com), Light Industrial (L-Ind), Telecom (Tel), Commercial (Com), Industrial (Ind), and Mission Critical (MC).
Open Transition (break-before-make) is standard. Options available on select series include Service Entrance Rated (SE), Camlock Connection Plate (TCP), Closed Transition (CT), Delayed Transition (DT), and Bypass Isolation (BI).
Series | Max Amps |
Phase and Max Volts |
Typical Applications |
Notes |
Winco Double D |
100-200 | 1PH - 240V 3PH - 240V |
Ag, L-Com, L-Ind | |
Ronk Grade-Level |
100-800 | 1PH & 3PH 240V or 600V |
Ag, L-Com, L-Ind | 600V models are not UL Listed |
Ronk Fused Disconnect |
200-400 | 1PH - 240V | Ag, L-Com, L-Ind | Service Entry Rated |
Boltswitch Series T |
400-600 | 1PH & 3PH 240V or 600V |
Com, Ind | Service Entry Rated Use w/Permanent Gen |
Boltswitch Series GT |
400-600 | 1PH & 3PH 240V or 600V |
Com, Ind | Service Entry Rated Use w/Portable Gen |
Boltswitch Series VL |
800-3000 | 1PH - 600V 3PH - 600V |
Com, Ind | Service Entry Rated |
Series | Max Amps |
Phase and Max Volts |
Typical Applications |
Options |
Thomson TS870 |
100-1200 | 1PH - 240V 3PH - 600V |
Com, Ind | SE, TCP |
Asco 300 | 30-3000 | 1PH - 600V 3PH - 600V |
Ag, Tel, Com, Ind | SE, DT |
Asco 4000 | 30-4000 | 1PH - 600V 3PH - 600V |
Tel, Com, Ind | DT, CT |
Thomson TS880 |
800-4000 | 3PH - 600V | MC: Tel, Com, Ind | SE, BI |
Asco 7000 | 30-4000 | 1PH - 600V 3PH - 600V |
MC: Tel, Com, Ind | SE, DT, CT, BI |
Low Pricing and Expert Sales/Application Assistance.