<h2>Overview</h2>
<p>The <strong>Legrand 42443 transformer</strong> is a compact 100VA industrial control and general-purpose transformer operating at 50/60Hz. Designed for DIN rail mounting and built for reliable performance in control panel applications, this unit handles voltage conversion in HVAC, manufacturing, and building automation systems. Available in used condition from PLC Machinery—tested, fully functional, and ready for immediate deployment.</p>
<h2>Key Features</h2>
<ul>
<li>100VA power rating suitable for general industrial control applications</li>
<li>230V primary voltage, 50/60Hz dual-frequency operation</li>
<li>Compact DIN rail design for space-efficient panel mounting</li>
<li>Fully shrouded screw terminals with permanent marking</li>
<li>Conforms to IEC EN 61558 safety transformer standards</li>
<li>Used condition, inspected and verified operational</li>
</ul>
<h2>Technical Specifications</h2>
<ul>
<li><strong>Power Rating:</strong> 100VA</li>
<li><strong>Primary Voltage:</strong> 230V (±15% tolerance)</li>
<li><strong>Operating Frequency:</strong> 50/60Hz</li>
<li><strong>Mounting Type:</strong> DIN Rail</li>
<li><strong>Dimensions:</strong> 98 x 84 x 86mm</li>
<li><strong>Weight:</strong> 1.6kg</li>
<li><strong>Operating Temperature:</strong> Up to +35°C</li>
<li><strong>Certifications:</strong> IEC EN 61558-2-2 and -2-4, UL506, CSA C22.2 No. 66</li>
</ul>
<h2>Typical Applications</h2>
<ul>
<li>HVAC control system transformers</li>
<li>Manufacturing equipment voltage conversion</li>
<li>Building automation and energy management systems</li>
<li>Industrial machinery control panels</li>
<li>General-purpose lighting and appliance circuits</li>
</ul>
<h2>Compatibility & Replacements</h2>
<h3>Compatible With</h3>
<ul>
<li>DIN rail mounting systems (35mm symmetrical rail)</li>
<li>Control panels rated for 230V primary input</li>
<li>Industrial automation systems using 50/60Hz AC power</li>
<li>Building management systems and HVAC controllers</li>
</ul>
<h3>Replaces / Drop-In Replacement For</h3>
<p>Verify compatibility with your system integrator before ordering. Contact PLC Machinery for cross-reference assistance with original equipment specifications.</p>
<h3>Works With</h3>
<ul>
<li>Legrand and third-party control components rated for 100VA transformers</li>
<li>Standard industrial fusing and protection devices (gG 10 x 38 cartridges up to 25A)</li>
<li>Building automation protocols and systems requiring AC voltage step-down conversion</li>
</ul>
