
87711-154-1 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $189.00 | Condition is Used, C&K SS/21 Safety Interlock Bypass Key Switch 16(3)A 380V, 15A 480VAC *one key*, FREE SHIPPING | 100.0% |

The 87711-154-1 SS/21 Safety Interlock Bypass Key Switch is a versatile and essential component in industrial applications where machines require periodic maintenance or testing. This key switch is designed to provide a safe and controlled method to bypass interlocks, allowing operators to access machinery while ensuring the safety of personnel and equipment.
This key switch is suitable for use with motors and machinery operating on both 16 ampere, 380 volts alternating current (AC) and 480 volts AC power supplies. The switch's robust construction includes a stainless steel housing (SS) that is resistant to corrosion, ensuring longevity in harsh environments.
The 87711-154-1 SS/21 Safety Interlock Bypass Key Switch features a lockout function, which is essential for maintaining safety during maintenance procedures. This lockout function can prevent the machine from accidentally restarting while maintenance is in progress. Additionally, the key switch includes an indicator light that illuminates when the bypass function is activated, providing clear visual confirmation of the switch's status.
The switch's bypass function is designed to be used only during planned maintenance or testing activities. It is crucial that operators follow all safety procedures and only use the bypass function when it is necessary and safe to do so. Misuse of this switch can lead to serious injury or damage to equipment.
The 87711-154-1 SS/21 Safety Interlock Bypass Key Switch is an essential tool for industrial applications where machinery needs periodic maintenance or testing. Its robust construction, versatile power compatibility, and lockout function make it a valuable addition to any safety-conscious workplace. It is important to follow all safety procedures and only use the bypass function when it is necessary and safe to do so.
The 87711-154-1 SS/21 Safety Interlock Bypass Key Switch is a device used to bypass safety interlocks in electrical systems, allowing continued operation when the normal safety interlocks prevent it. Here are some potential pros and cons of buying this key switch:
Pros:1. Convenience: The key switch provides a quick and easy way to bypass safety interlocks, which can be useful in situations where continued operation of the electrical system is necessary despite safety concerns.
2. Customization: The key switch allows users to customize the electrical system by bypassing specific safety interlocks, providing greater control and flexibility.
3. Cost-effective: Compared to other methods of bypassing safety interlocks, such as rewiring or using custom-built bypass solutions, the key switch is a cost-effective option.
Cons:1. Safety concerns: Bypassing safety interlocks can be dangerous and potentially lead to serious injuries or damage to equipment. The key switch should only be used in situations where the risks are fully understood and acceptable.
2. Compliance: Use of the key switch may not be in compliance with safety regulations or industry standards. This could result in fines, legal liability, or reputational damage.
3. Maintenance: The key switch requires regular maintenance to ensure it functions properly and safely. Failure to maintain the key switch could result in unexpected failures or malfunctions.
Conclusion:The 87711-154-1 SS/21 Safety Interlock Bypass Key Switch offers convenience and flexibility in electrical systems, but it also comes with significant safety concerns and potential compliance issues. Before making a purchase, it is essential to carefully consider the risks and benefits, and to ensure that use of the key switch is in compliance with all relevant safety regulations and industry standards.
Recommendation:If you do decide to purchase the key switch, make sure to use it only in situations where the risks are fully understood and acceptable, and where continued operation of the electrical system is necessary. Additionally, make sure to follow all manufacturer instructions for installation, use, and maintenance of the key switch to ensure safe and reliable operation.
Details:
One key is included. 480vac, let me know of any questions this safety interlock key assembly is a used, functional 3 position switch. Ck safety interlock ss/21 16 3.
specifications indusswitch:
- brand: C-k
- mpn: 87711-154-1
- part type: Key Switch
- current type: Ac
- application: Industrial
offer indusswitch:
- in stock #: 1
- price: $189.00
- item condition: Used
- availability: in stock
- sold #: 15
- started: december 26, 2025
- best offers: true
- options: ship-to-home
seller indusswitch:
- city: endicott, new york
- rating: 100.0%
- # reviews: 947
shipping indusswitch:
- carrier: usps
- transit: 5-12 days
- class: standard
- type: calculated
- service: usps ground advantage
returns indusswitch:
- policy: no returns
general indusswitch:
- category: Business & Industrial > Electrical Equipment Supplies > Key Switches
payments indusswitch:
- credit card: mastercard
- wallet: paypal
- other
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