Overview
The Linemaster 632-S Clipper foot switch is a medium-duty, general-purpose pedal switch designed for hands-free, on-and-off power control in industrial and automation environments. With its proven single momentary action, cast iron construction, and SPDT contact configuration, the 632-S delivers reliable performance across manufacturing, tooling, welding, and material handling applications.
Key Features
- Momentary Action: Single-stage momentary operation for quick-release termination and safe power control
- Cast Iron Housing: Rugged, durable construction withstands heavy-duty industrial use and demanding environments
- Non-Skid Base:
- Strain Relief: Adjustable strain relief cord clamp protects the cable from pulling and stretching damage
- Certifications: UL Listed and CSA certified; meets NEMA Type 1 and EN 60529 IP20 protection standards
- Made in USA: American-manufactured quality and reliability backed by Linemaster’s industry-leading reputation
Includes non-skid base plate with mounting holes for secure floor or equipment installation
Technical Specifications
- Contact Configuration: SPDT (Single Pole Double Throw)
- Switch Operation: Momentary (On)
- Contact Current Max: 20A
- Input Voltage: 70/125/250 VAC
- Horsepower Rating: 1 HP
- Housing Material: Cast Iron
- Color: Black
- Dimensions (H x W x D): 4.5″ × 3.5″ × 1.5″
- Weight: 2.25 lbs
- Degree of Protection: IP20
- Certifications: UL Listed, CSA Certified, NEMA Type 1
- Series: Clipper Single Momentary
Typical Applications
The Linemaster 632-S foot switch is ideal for:
- Industrial machinery and equipment control requiring hands-free operation
- Welding and metal fabrication equipment activation
- Cranes, lifts, and material handling systems
- Press machines and punch press control
- Machine tool operation and CNC equipment management
- Any general-purpose application requiring momentary foot-actuated power switching
Compatibility & Replacements
Compatible With
- Standard 120V industrial power circuits (single phase and three phase)
- General-purpose motor control circuits up to 1 HP
- PLC input modules and discrete control systems via relay triggering
- Industrial machinery with 20A, 125–250V AC control requirements
Replaces / Drop-In Replacement For
- Linemaster 632-S (original equipment replacement)
- Linemaster 638-S (alternative Clipper model with cast aluminum housing)
- Other SPDT momentary foot switches rated 20A, 125/250V AC with similar dimensions
Works With
- Traditional relay-based industrial control panels
- Variable frequency drives (VFDs) when wired through control relay contacts
- Manual and semi-automated machine control systems
- Discrete I/O modules on PLCs and industrial controllers via dry contact closure
- Hardwired motor starters and contactors








