<h2>Overview</h2>
<p>The <strong>UTC 115-6Y-12K</strong> is a magnetic interlock switch manufactured by UTC Fire & Security Company (Edwards Signaling). This safety-rated device is designed for critical machine guarding and equipment interlocking applications. The unit features a single normally-open contact configuration and operates on both AC and DC power, making it suitable for diverse industrial control environments.</p>
<h2>Key Features</h2>
<ul>
<li>Single normally-open (N.O.) contact configuration</li>
<li>Hermetically sealed contact mechanism encapsulated in polyurethane</li>
<li>Durable nylon 6/6 housing for harsh industrial environments</li>
<li>Adjustable 1 to 2 inch sensing range with ferrous metal detection</li>
<li>IP 67 protection rating for submersible and outdoor applications</li>
<li>12-foot integral lead wire for flexible installation</li>
<li>Long operational life: up to 100,000 cycles under full load, 200,000,000 cycles dry circuit</li>
</ul>
<h2>Technical Specifications</h2>
<ul>
<li><strong>Contact Configuration:</strong> Normally Open (N.O.)</li>
<li><strong>Rated Voltage:</strong> 120V AC/DC</li>
<li><strong>Contact Rating:</strong> 0.2A @ 120V AC/DC</li>
<li><strong>Power Rating:</strong> 25 VA (25 W)</li>
<li><strong>Additional Voltage Rating:</strong> 0.7A @ 35V DC, 1.0A @ 25V DC</li>
<li><strong>Contact Resistance:</strong> 0.2 Ohms</li>
<li><strong>Sensing Range:</strong> 1.0 inch minimum, 2.0 inches maximum</li>
<li><strong>Lead Wire Length:</strong> 12 feet (3.6 meters)</li>
<li><strong>Enclosure Material:</strong> Nylon 6/6</li>
<li><strong>Protection Class:</strong> IP 67</li>
<li><strong>Operating Life:</strong> 100,000 cycles @ full load; 200,000,000 cycles dry circuit</li>
<li><strong>Manufacturer:</strong> UTC Fire & Security Company (Edwards Signaling)</li>
</ul>
<h2>Typical Applications</h2>
<p>The 115-6Y-12K is commonly deployed in:</p>
<ul>
<li>Guard door interlocking systems on industrial machinery</li>
<li>Safety cabinets and enclosure lock monitoring</li>
<li>Access control and facility safety equipment</li>
<li>Equipment presence detection and position verification</li>
<li>Hazardous machinery safeguarding per OSHA and machinery safety standards</li>
<li>Emergency shutdown and lockout applications</li>
</ul>
<h2>Compatibility & Replacements</h2>
<h3>Compatible With</h3>
<ul>
<li>120V AC/DC control circuits and PLCs</li>
<li>Industrial safety relay modules and safety controllers</li>
<li>Standard machine guarding and interlocking systems</li>
<li>Facility safety equipment and access control systems</li>
</ul>
<h3>Replaces / Drop-In Replacement For</h3>
<ul>
<li>Edwards 115-6Y-12K (primary part number)</li>
<li>SENTROL 1156Y12K (alternative designation)</li>
<li>Direct replacement for equivalent 12-foot lead interlock switches in the 115-6Y series</li>
</ul>
<h3>Works With</h3>
<ul>
<li>Standard 120V AC/DC industrial control systems</li>
<li>Safety-rated PLC inputs (verify voltage compatibility)</li>
<li>Hardwired safety relay circuits</li>
<li>Industrial access control and facility management systems</li>
</ul>
