
531-SWHO Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $124.99 | Condition is Used, Linemaster 531-SWHO Hercules Foot Switch Orange 20 A 125-250 VAC 1 HP, FREE SHIPPING | ![]() |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $250.00 | Condition is New – Open box, LINEMASTER 531-SWHO 125-250VAC 20A NSMP, FREE SHIPPING | 99.9% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $85.40 | Condition is New, Foot Switch G500MO 531SWH 531SWHOX for Linemaster Grainger 6GPC1 9002AW2 SPDT, FREE SHIPPING | 99.1% |
![]() | $87.39 | Condition is New, 20 Amp 125/250 VAC Foot Switch G500-MO for Linemaster 531-SWH JCB 401/H7454, FREE SHIPPING | 99.7% |
![]() | $87.39 | Condition is New, G500-MO Foot Switch Replace Linemaster 531-SWH Grainger 6GPC1 9002AW2 20A SPDT, FREE SHIPPING | 99.7% |
![]() | $92.00 | Condition is New, Foot Switch 531-SWH 531-SWHO 531-SWHOX For Linemaster Grainger 6GPC1 20A SPDT, FREE SHIPPING | 100.0% |
![]() | $92.00 | Condition is New, G500-MO Foot Switch Replace Linemaster 531-SWH Grainger 6GPC1 9002AW2 20A SPDT, FREE SHIPPING | 99.5% |
![]() | $92.00 | Condition is New, G500-MO Foot Switch For Linemaster 531-SWH Grainger 6GPC1 9002AW2 20A SPDT, FREE SHIPPING | 99.8% |
![]() | $96.15 | Condition is New, 531-SWH 531-SWHO 531-SWHOX Foot Switch For Linemaster Grainger 6GPC1 20A SPDT, FREE SHIPPING | 99.2% |

The Linemaster 531-SWH Hercules Switch is a heavy-duty, 20 amp, 1 horsepower, single-phase air switch designed for use in industrial and commercial electrical applications. This switch, manufactured by Cutler-Hammer, a leading brand in electrical components, is known for its durability and reliability.
The Hercules Switch features a Hercules frame, which is constructed of die-cast aluminum and designed to provide maximum strength and resistance to wear and tear. The switch is rated for operation in a voltage range of 125-250 volts AC and is suitable for use in applications requiring a high inrush current, such as motors or other heavy electrical loads.
The Linemaster 531-SWH Hercules Switch is equipped with a 1 HP contact rated for 125 volts AC and 5 amps continuous current, making it suitable for use with a wide range of electrical equipment. The switch is designed with a spring-loaded contact mechanism that ensures reliable contact closure and separation, even under heavy load conditions.
The Hercules Switch also includes a number of safety features, including a ground fault interrupter (GFI) protection, which helps to prevent electrical shocks and other hazards. The switch is also designed to be easily installable, with mounting holes provided on the side of the frame for convenient mounting to a surface.
The Linemaster 531-SWH Hercules Switch is a versatile and reliable electrical component that is ideal for use in a variety of industrial and commercial applications. Its heavy-duty construction, combined with its high current rating and safety features, make it a popular choice among electrical professionals for applications requiring a dependable and robust switch solution.
Pros and Cons of Buying a Linemaster 531-S Who-Hercules Switch 20A 1HP 125-250VAC
The Linemaster 531-S Who-Hercules Switch is a 20A, 1HP, 125-250VAC circuit breaker designed for industrial applications. This device offers several advantages and disadvantages.
Pros:1. Safety: The Linemaster 531-S Who-Hercules Switch includes a built-in circuit breaker that automatically disconnects power when a short circuit or overload occurs, ensuring the safety of operators and equipment.
2. Versatility: This switch is suitable for a wide range of applications, including industrial, commercial, and residential use. It can handle various types of electrical loads, such as motors, heaters, and lighting.
3. Durability: The Linemaster 531-S Who-Hercules Switch is built to withstand harsh environments and heavy usage. It has a robust design that can withstand high temperatures, vibrations, and electrical surges.
4. Easy installation: The switch comes with clear instructions and mounting hardware, making it easy to install and connect to electrical circuits.
5. Low maintenance: The Linemaster 531-S Who-Hercules Switch requires minimal maintenance, as it includes self-resetting circuit breakers that reset automatically after a tripping event.
Cons:1. Cost: The Linemaster 531-S Who-Hercules Switch is more expensive than standard electrical switches due to its advanced features and heavy-duty construction.
2. Complexity: This switch may be more complicated to operate for those who are not familiar with industrial electrical components. It may require additional training or expertise to install and use correctly.
3. Size: The Linemaster 531-S Who-Hercules Switch is larger than standard electrical switches, which may require additional space for installation.
Conclusion:In conclusion, the Linemaster 531-S Who-Hercules Switch offers several advantages, such as safety, versatility, durability, easy installation, and low maintenance. However, it also has some disadvantages, such as cost, complexity, and size. Ultimately, the decision to buy this switch depends on the specific requirements of the application and the budget and expertise of the user.
If the application demands a heavy-duty, industrial-grade switch that offers advanced safety features and can handle a wide range of electrical loads, then the Linemaster 531-S Who-Hercules Switch is an excellent choice. However, if a simpler, more affordable switch will suffice, then a standard electrical switch may be a better option.
Recommendation:Based on the pros and cons discussed above, I would recommend the Linemaster 531-S Who-Hercules Switch for industrial applications that require a heavy-duty, reliable, and safe electrical switch. It offers advanced features, such as a built-in circuit breaker, that can prevent electrical hazards and protect equipment and personnel. However, it may be more expensive and complex than standard electrical switches, and it requires additional space for installation. Ultimately, the decision to buy this switch should be based on the specific requirements of the application and the expertise and budget of the user.
Details:
No long wait times and absolutely no price gouging. J also offers a 30-day worry free guarantee. Not the right size. Linemaster 531-SWHO hercules foot switch orange 20a / 1hp 125-250vac preowned - fast shipped and backed by warranty.
Not the right part.
specifications indusswitch:
- brand: Linemaster
- mpn: 531-swho
- type: Foot Switch
- unit type: Unit
- maximum amperage: 20 A
- color: Orange
seller indusswitch:
- # reviews: 17101
- rating: 99.9%
- city: new paris, indiana
returns indusswitch:
- paid by: buyer
- time: 30 days
- policy: returns accepted
- method: money back
general indusswitch:
- category: Business & Industrial > Electrical Equipment Supplies > Control Switches
payments indusswitch:
- other
- cash
- wallet: apple-pay
- credit card: mastercard
- check
- money order
offer indusswitch:
- best offers: true
- prices: $85.40–$250.00
- item condition:
- Used
- New – Open box
- New
- availability: in stock
- in stock #: 5
- options: ship-to-home
- sold #: 11
- started: january 27, 2026
shipping indusswitch:
- service: ups ground, ups next day air
- type: calculated
- carrier: ups
- transit: 2-6 days
- class: standard, one-day
Also Purchased:
- 491-D: SWITCH, Linemaster
- 632-SC3: CLIPPER SWITCH AMP, Linemaster
- 632-S: CLIPPER SWITCH, Linemaster
- 074994531284: PEDAL SWITCH, Linemaster
- 492-S: SWITCH, Linemaster
- T-51-SC3: SWITCH, Linemaster
- 88SN1-05: , Linemaster
- 511-B2: , Linemaster
- 971-S: SWITCH CONTROL, Linemaster
- P32-S: SWITCH, Linemaster Switch Corporation
- T-91-SC36: SWITCH CONTROL, Treadlite Ii









