Low Voltage Transformers

While our website showcases a large assortment of our products, it does not reflect the complete inventory of products currently available. For real-time availability and to ensure we can meet your specific needs, please contact our sales team at 1-800-328-1842. New products arrive daily and our knowledgeable staff are happy to assist you in locating the exact item(s) you need.

Square D 118.5 KVA 460-460Y/265 Volt 3 Phase Low Voltage Dry Type Transformer R&G

Square D Low Voltage Dry Type Transformer: Cat # 118T145HDIT, 118.5 KVA, primary voltage: 460 volt, secondary voltage: 460Y/265 volt, 3 phase, NEMA 1 indoor. Reconditioned & guaranteed with a one-year warranty.
SKU: TR202427954

Square D 145 KVA 460-460/265 Volt 3 Phase Low Voltage Dry Type Transformer R&G

Square D Low Voltage Dry Type Transformer: Cat # 145T105HDIT, 145 KVA, primary voltage: 460 volt, secondary voltage: 460Y/265 volt, 3 phase, NEMA 1 indoor. Reconditioned & guaranteed with a one-year warranty.
SKU: TR201115682

Square D 145 KVA 460-460Y/266 Volt 3 Phase Low Voltage Dry Type Transformer R&G

Square D Low Voltage Dry Type Transformer: Cat # 145T145HDIT, 145 KVA, primary voltage: 460 volt, secondary voltage: 460Y/266 volt, 3 phase, NEMA 1 indoor. Reconditioned & guaranteed with a one-year warranty.
SKU: TR201216899

Square D 15 KVA 480-120Y/240 Volt 1 Phase Low Voltage Dry Type Transformer R&G

Square D Low Voltage Dry Type Transformer: Cat # 15S40H, 15 KVA, primary voltage: 480 volt, secondary voltage: 120Y/240 volt, 1 phase, NEMA 1 indoor. Reconditioned & guaranteed with a one-year warranty.
SKU: TR202428233

Square D 166 KVA 480Y/277-434Y/251 Volt 3 Phase Low Voltage Dry Type Transformer R&G

Square D Low Voltage Dry Type Transformer: Cat # 166T029597, 166 KVA, primary voltage: 480Y/277 volt, secondary voltage: 434Y/251 volt, 3 phase, NEMA 1 indoor. Reconditioned & guaranteed with a one-year warranty.
SKU: TR201319437

Square D 220 KVA 460-460Y/266 Volt 3 Phase Low Voltage Dry Type Transformer R&G

Square D Low Voltage Dry Type Transformer: 220 KVA, primary voltage: 460 volt, secondary voltage: 460Y/266 volt, 3 phase, NEMA 1 indoor. Reconditioned & guaranteed with a one-year warranty.
SKU: TR201725060

Square D 225 KVA 480-208Y/120 Volt 3 Phase Low Voltage Dry Type Transformer R&G

Square D Low Voltage Dry Type Transformer: 225 KVA, primary voltage: 480 volt, secondary voltage: 208Y/120 volt, 3 phase, NEMA 1 indoor. Reconditioned & guaranteed with a one-year warranty.
SKU: TR202327824

Square D 225 KVA 480-208Y/120 Volt 3 Phase Low Voltage Dry Type Transformer R&G

Square D Low Voltage Dry Type Transformer: Cat # EX225T5H, 225 KVA, primary voltage: 480 volt, secondary voltage: 208Y/120 volt, 3 phase, NEMA 1 indoor. Reconditioned & guaranteed with a one-year warranty.
SKU: TR202427877

Square D 25 KVA 240x480-120/240 Volt 1 Phase Low Voltage Dry Type Transformer R&G

Square D Low Voltage Dry Type Transformer: Cat # 25S3HF, 25 KVA, primary voltage: 240 x 480 volt, secondary voltage: 120Y/240 volt, 1 phase, NEMA 1 indoor. Reconditioned & guaranteed with a one-year warranty.
SKU: TR202427960

Square D 25 KVA 240x480-208/120 Volt 1 Phase Low Voltage Dry Type Transformer R&G

Square D Low Voltage Dry Type Transformer: Cat # 25S3HB, 25 KVA, primary voltage: 240x480 volt, secondary voltage: 208/120 volt, 1 phase, NEMA 1 indoor. Reconditioned & guaranteed with a one-year warranty.
SKU: TR202428661

Square D 30 KVA 208Y/120-115 Volt 3 Phase Low Voltage Dry Type Transformer R&G

Square D Low Voltage Dry Type Transformer: 30 KVA, primary voltage: 208Y/120 volt, secondary voltage: 115 volt, 3 phase, NEMA 1 indoor. Reconditioned & guaranteed with a one-year warranty.
SKU: TR201418316

Square D 30 KVA 480-208Y/120 Volt 3 Phase Low Voltage Dry Type Transformer R&G

Square D Low Voltage Dry Type Transformer: 30 KVA, primary voltage: 480 volt, secondary voltage: 208Y/120 volt, 3 phase, NEMA 1 indoor. Reconditioned & guaranteed with a one-year warranty.
SKU: TR202328213

Square D 30 KVA 480-208Y/120 Volt 3 Phase Low Voltage Dry Type Transformer R&G

Square D Low Voltage Dry Type Transformer: Cat # 30T3H, 30 KVA, primary voltage: 480 volt, secondary voltage: 208/120 volt, 3 phase, NEMA 3R outdoor. Reconditioned & guaranteed with a one-year warranty.
SKU: TR202427939

Square D 30 KVA 480-400 Volt 3 Phase Low Voltage Dry Transformer R&G

Square D Low Voltage Dry Type Transformer: Cat # 30T2463H, 30 KVA, primary voltage: 480 volt, secondary voltage: 400 volt, 3 phase, NEMA 1 indoor. Reconditioned & guaranteed with a one year warranty.
SKU: TR202428554

Square D 300 KVA 480-208Y/120 Volt 3 Phase Low Voltage Dry Type Transformer K-Factor R&G

Square D Low Voltage Dry Type Transformer: Cat # 300T68HFISNL, 300 KVA, primary voltage: 480 volt, secondary voltage: 208Y/120 volt, 3 phase, NEMA 1 Indoor. Reconditioned & guaranteed with a one-year warranty. *K-FACTOR NOT TO EXCEED 4
SKU: TR202426661

Square D 300 KVA 480-208Y/120 Volt 3 Phase Low Voltage Dry Type Transformer R&G

Square D Low Voltage Dry Type Transformer: Cat # 300T3H, 300 KVA, primary voltage: 480 volt, secondary voltage: 208Y/120 volt, 3 phase, NEMA 1 Indoor. Reconditioned & guaranteed with a one-year warranty.
SKU: TR202428249

Square D 45 KVA 480-208Y/120 Volt 3 Phase Low Voltage Dry Type Transformer R&G

Square D Low Voltage Dry Type Transformer: Cat # 45T3H, 45 KVA, primary voltage: 480 volt, secondary voltage: 208Y/120 volt, 3 phase, NEMA 1 indoor. Reconditioned & guaranteed with a one-year warranty.
SKU: TR202328518

Square D 500 KVA 480-208Y/120 Volt 3 Phase Low Voltage Dry Type Transformer R&G

Square D Low Voltage Dry Type Transformer: Cat # 500T90HB, 500 KVA, primary voltage: 480 volt, secondary voltage: 208Y/120 volt, 3 phase, NEMA 1 indoor. Reconditioned & guaranteed with a one-year warranty. *Bent Can
SKU: TR202328214

Square D 75 KVA 208-208Y/120 Volt 3 Phase Low Voltage Dry Type Transformer R&G

Square D Low Voltage Dry Type Transformer: Cat # 75T85HFISCUNLP, 75 KVA, primary voltage: 208 volt, secondary voltage: 208Y/120 volt, 3 phase, NEMA 1 indoor. Reconditioned & guaranteed with a one-year warranty.
SKU: TR201116587

Square D 75 KVA 480-208Y/120 Volt 3 Phase Low Voltage Dry Type Transformer R&G

Square D Low Voltage Dry Type Transformer: Cat # 75T3H, 75 KVA, primary voltage: 480 volt, secondary voltage: 208Y/120 volt, 3 phase, NEMA 1 indoor. Reconditioned & guaranteed with a one-year warranty.
SKU: TR202428663

Buy Reconditioned, Refurbished or Obsolete Low Voltage Transformers

 

Are you looking for expertly reconditioned, certified refurbished, renewed, or even new Low Voltage Transformers? Our transformers are renewed to original specifications and undergo rigorous performance testing to meet the electrical industry’s NETA acceptance testing standards for electrical power equipment.

Our commitment to safety, performance, and reliability means you get access to our selection of high-quality Low Voltage Transformers. Our transformers are performance tested to deliver optimal functionality, efficiency, and long electrical life.

Upgrade your electrical power distribution with confidence. Whether you need expertly reconditioned, certified refurbished, or new units, we’ve got you covered. Looking to buy Medium Voltage Transformers or Auto-Transformers?

Low Voltage Transformer Application Q&A

 

Q: Is your application for indoor and outdoor transformer environments?

A: It’s important to consider the transformer's individual operating environment. Transformers used outside need to withstand all kinds of weather conditions, UV rays, and possible vandalism. Indoor transformer power, on the other hand, allow for units with different insulation requirements and space limitations.

 

Q: What does the KVA rating indicate for this transformer?

A: The KVA rating serves as a critical determinant of the transformer's capacity to manage electrical loads effectively. A thorough understanding of the KVA rating is essential for appropriately sizing the transformer to match the power demands of the intended application. Undersized transformers risk overheating and failure, while oversized ones may result in inefficiencies and increased costs.

 

Q: How does the phase configuration impact this transformer's functionality?

A: Understanding the transformer's phase configuration is fundamental as it directly influences its compatibility with the existing electrical system. Whether supporting single-phase or three-phase setups, selecting the appropriate phase configuration ensures seamless integration and efficient distribution of power.

 

Q: What are the primary and secondary voltage ratings for this transformer?

A: The alignment of the primary and secondary voltage ratings with the application's voltage requirements is critical for ensuring safe and dependable operation. Discrepancies in voltage ratings can lead to equipment damage, issues with power quality, and potential safety hazards. Thus, meticulous attention to matching voltage specifications is imperative.

 

Transformer Types and Low Voltage Applications

Transformer TypeApplicationsBenefitsSpecific Applications
Step-down TransformersReduce high voltage levels for residential, commercial, and industrial applicationsSafely powers residential applications and electronics, prevents damage from high voltagesPowering lighting systems, appliances, electronics
Step-up TransformersIncrease low voltage levels for transmission and powering heavy machineryEfficiently transmits electricity over long distances, powers heavy industrial equipmentPower distribution networks, substations, industrial machinery
Isolation TransformersProvide electrical isolation for sensitive equipment, medical devices, and audio systemsProtects equipment from electrical noise and interference, ensures safety from electrical shocksSensitive electronic equipment, medical devices, audio systems
Auto-TransformersAdjust voltage in applications where slight variations are acceptableProvides voltage adjustment with minimal size and weight, cost-effective solution for voltage regulationVoltage regulation systems, motor control circuits, industrial machinery
Control TransformersPower control circuits, relays, and solenoids in industrial control panels and HVAC systemsProvides stable voltage output for control circuits, facilitates efficient operation of control systemsIndustrial control panels, HVAC systems, motor starters
Instrument TransformersMeasure and monitor electrical parameters in power systems for metering, protection, and monitoringAccurately measures current and voltage for monitoring and protection, enhances power system reliabilityUtility substations, industrial power systems, monitoring systems

 

Electrically Tested Low Voltage Transformers

Our electrical product specialists are here to answer all your questions. Our goal is to give you access to fully electrically tested transformers. What’s more, they’re expertly reconditioned, certified Low Voltage Transformers. Each transformer undergoes meticulous testing procedures for reliability meeting electrical industry standards -- Ready to Ship.

With our commitment to safety, performance, and reliability, we want to earn your business. And remember, all of our transformers come with a 1-Year Warranty, providing added assurance and peace of mind for your projects.

 

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