
SI-QS90D Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $49.85 | Condition is New – Open box, Banner SI-QS90D Safety Interlock Switch Flat Pack 90mm 1NO 1NC, FREE SHIPPING | 99.6% |
![]() | $63.86 | Condition is New – Open box, BANNER SI-QS90D Interlock Body Safety Interlock, FREE SHIPPING | 99.7% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $30.00 | Condition is Used, U42 A LOT OF 2 BANNER SI-QS90D SAFTY INTERLOCK SWITCHES FREE SHIPPING, FREE SHIPPING | 100.0% |
![]() | $64.99 | Condition is Used, (Lot of 3) Banner SI-QS90D Interlock Body Machine Safety Switches 10A 24VAC, FREE SHIPPING | ![]() |
![]() | $53.00 | Top Pick! Condition is Used, Banner SI-QS90D SIQS90D Interlock Body/Interlock Switch 30 Days Warranty, shipping cost = $71.00 | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $86.25 | Condition is New, BANNER ENGINEERING SI-QS90D / SIQS90D (BRAND NEW), shipping cost = $12.90 | 99.7% |

The SI-QS90D Interlock Body Safety Switches are a crucial safety component for various industrial applications where machine safety is paramount. These switches are designed to interrupt the power supply to the machinery when the operator leaves the control station or the guard door is opened, ensuring that the machine comes to a safe standstill.
The SI-QS90D switches are interlock body type, meaning they are designed to be mounted directly onto the machine's control panel or guard door. They are available in a 10A rating, making them suitable for applications with moderate current requirements. The switches are constructed from high-quality materials, including a robust, corrosion-resistant housing, and feature a fail-safe design that ensures they always return to their normal position after being actuated.
The SI-QS90D switches have a clear, red actuating button that provides visual feedback to the operator when the switch is activated. They also have a built-in LED indicator that illuminates when the switch is in the de-energized state, making it easy to identify the switch status at a glance. These switches are designed to meet the requirements of various safety standards, including CE, UL, and CSA, ensuring that they provide reliable and effective safety functionality.
The SI-QS90D Interlock Body Safety Switches are easy to install, with clear mounting instructions and wiring diagrams provided. They feature a modular design that allows for easy customization and integration with other safety systems, making them a versatile and flexible option for a wide range of industrial applications. With their robust design, reliable performance, and easy installation, the SI-QS90D Interlock Body Safety Switches are an essential safety component for any machine or system where operator safety is a priority.
Pros of buying SI-QS90D Interlock Body Safety Switches:1. Enhanced safety: These switches ensure that the machinery or equipment is only operated when the safety guard is in place, reducing the risk of accidents and injuries.
2. Compliance with regulations: Adhering to OSHA and other safety regulations, these switches are essential for industries that deal with heavy machinery or hazardous environments.
3. Durability: The SI-QS90D switches are designed to withstand harsh environments and are resistant to water, oil, and other contaminants.
4. Easy installation: These switches can be easily installed on various types of machinery and equipment, requiring minimal setup time.
5. Versatile: The SI-QS90D switches are available in different configurations, making them suitable for a wide range of applications.
Cons of buying SI-QS90D Interlock Body Safety Switches:1. Cost: These switches can be more expensive compared to traditional safety switches due to their advanced features and functionality.
2. Complex installation: While the switches are generally easy to install, the interlocking system can be more complex, requiring additional time and resources.
3. Maintenance: The switches may require regular maintenance to ensure they are functioning correctly, which can add to the overall cost.
4. Dependence on power: The switches rely on a power source to function, which may be a concern in environments where power is not consistently available.
Conclusion:SI-QS90D Interlock Body Safety Switches offer enhanced safety features, compliance with regulations, durability, ease of installation, and versatility. However, they can be more expensive, have complex installation processes, require regular maintenance, and depend on a power source. Ultimately, the decision to buy these switches depends on the specific safety requirements and budget of the organization.
Recommendation:If your organization deals with heavy machinery or hazardous environments, investing in SI-QS90D Interlock Body Safety Switches is a worthwhile investment to ensure the safety of your employees and comply with regulations. While they may have a higher upfront cost, the long-term benefits in terms of safety and compliance make them a sound investment. However, it is essential to plan for the additional time and resources required for installation and maintenance.
Details:
Model: SI-QS90D. No further testing was performed after removal. Recommended external fusing or overload protection. Maximum switching speed: 30 operations per minute.
Notes: the switches were removed from a decommissioned environment. Comes in non original packaging. Condition: used. Specifications.
Contact rating. This item is guaranteed to be as described. The machine switches are in used condition with some scuffs and scratches from previous installation. Part #: 49466machine safety switch.
Lot of 3 Banner SI-QS90D interlock body machine safety switches 10a 24vac. Contact material: silver nickel alloy. Cosmetic appearance may vary slightly from pictured unit. Manufacturer: Banner.
specifications indusswitch:
- brand: Banner
- mpn: Si-qs90d
seller indusswitch:
- city: leander, texas
- # reviews: 88559
- rating: 99.7%
general indusswitch:
- category: Business & Industrial > Electrical Equipment Supplies > Switches > Accessories
returns indusswitch:
- method: money back
- policy: returns accepted
- paid by: seller
- time: 30 days
payments indusswitch:
- credit card: discover
- other
- wallet: paypal
shipping indusswitch:
- class: standard
- transit: 3-9 days
- type: fixed
- service: standard
offer indusswitch:
- availability: in stock
- best offers: true
- options: ship-to-home
- in stock #: 5
- prices: $30.00–$86.25
- item condition:
- New – Open box
- Used
- New
- sold #: 22
- started: february 10, 2025
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