100A Generator Transfer Switch for Home Backup Power, Manual Double Throw Safety Switch 120V/240V, NEMA 3R Outdoor Enclosure, Designed for Residential Generator Use
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Product details
| Management number | 210751503 | Release Date | 2026/04/02 | List Price | US$36.00 | Model Number | 210751503 | ||
|---|---|---|---|---|---|---|---|---|---|
| Category | |||||||||
General Duty Double-Throw Safety Switch (100A) Built with corrosion-resistant, painted galvanized steel, this safety switch is designed for reliable everyday power control and long service life.Secure Lockout & Positive Switching Features triple padlocking capability for lockout/tagout needs, and two points of contact for a positive open/close action that supports accurate operation and helps reduce contact burning.Added Protection for Safer Use A clear line shield helps protect against accidental contact with energized parts, while the visible ON/OFF indicator allows quick status checks at a glance.Electrical Ratings Rated for 100 Amps with operating voltage up to 240 Volts AC and 250 Volts DC.Specifications Current Rating: 100A Operating Voltage: 240VAC / 250VDC Switch Type: Double-Throw Safety Switch Circuit Type: 2-way Contact Type: Physical Connector Type: Screw Terminal Material: Alloy Steel (painted galvanized steel enclosure) Mounting Type: Panel Mount
- Reliable 100A Home Backup Power Transfer: Designed to safely transfer power from a portable generator to your home during outages. Supports 100A, 120V/240V residential backup power, helping keep essential appliances running.
- Safety-First Design for Residential Use: Built with a solid metal enclosure, proper grounding structure, and stable breaker isolation. Engineered for safe residential generator connection when installed according to instructions.
- NEMA 3R Rated for Indoor & Outdoor Installation: Weather-resistant enclosure helps protect internal components from rain, dust, and outdoor conditions. Suitable for garage, exterior wall, or utility area installation.
- Supports Whole-House or Critical Circuit Backup: Compatible with most portable generators to power essential household circuits, such as lights, refrigerator, furnace, and more during emergencies.
- Practical & Cost-Effective Alternative for Homeowners: Offers dependable performance for residential backup power without unnecessary complexity. A smart choice for homeowners who want stability, safety-focused design, and long-term reliability.
| Model | ST66 |
|---|---|
| Wattage | 24000 watts |
| Terminal | Screw |
| Brand Name | Hiweld |
| Unit Count | 1.0 Count |
| Switch Type | Double-throw Safety Switch |
| Circuit Type | Split-phase |
| Contact Type | Physical |
| Manufacturer | WINWIN |
| Actuator Type | Manual |
| Material Type | Painted galvanized steel |
| Mounting Type | Door Mount |
| Connector Type | Plug In |
| Control Method | Touch |
| Current Rating | 100 Amps |
| Operation Mode | ON-OFF-ON |
| Controller Type | manual |
| Item Dimensions | 8 x 9 x 14 inches |
| Number of Items | 1 |
| Contact Material | Galvanized Steel |
| Operating Voltage | 240 Volts |
| Specification Met | UL |
| Included Components | double throw safety switch |
| Number of Positions | 2 |
| Upper Temperature Rating | 82 Degrees Celsius |
| International Protection Rating | IP54 |
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