SolaHD

ES5HB37S

Name: SolaHD ES5HB37S Low Temp Rise Ventilated Distribution Transformer, 37.5kVA, 240/480 VAC, 156/78 A
Brand: SolaHD
SKU: ES5HB37S
Availability: InStock

UPC: 783472003037

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Specification Sheet

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Overview

The SolaHD ES5HB37S is a high-performance, low temperature rise ventilated distribution transformer designed for demanding industrial applications. Rated at 37.5kVA with a primary voltage of 240/480 VAC and currents of 156/78 A, it delivers reliable power distribution while maintaining a minimal temperature increase of only 80 °C. The transformer features a robust ventilated core that enhances cooling efficiency, reducing the risk of overheating and extending service life. UL Listed E25872 and UL 1561 certifications ensure compliance with stringent safety and quality standards, making it suitable for critical infrastructure such as data centers, manufacturing lines, and utility substations. Its compact design and efficient heat dissipation allow for installation in space-constrained environments without sacrificing performance. The ES5HB37S provides consistent voltage regulation and low harmonic distortion, supporting sensitive electronic equipment and improving overall system stability. With its durable construction and proven reliability, the transformer is a cost-effective solution that reduces maintenance downtime and operational costs. Choose SolaHD for dependable power distribution that meets the highest safety and efficiency requirements.

37.5kVA rating with 240/480 VAC primary voltage and 156/78 A current
Low temperature rise of only 80 °C with ventilated core cooling
UL Listed E25872 and UL 1561 certifications for safety and quality
Compact design suitable for space-constrained industrial installations
Consistent voltage regulation and low harmonic distortion

Specifications

Connection Type	Not explicitly stated
Current Rating	156/78 A
Frequency	60 Hz
Material	Copper Wound
Mounting Type	Not explicitly stated
Series	ES5HB
Size	37.5 kVA
Voltage Rating	240/480 VAC

015J0400AN

A - 15.0 kV bushing

034Z3000AW

O Plus C - 34.5 kV bushing

ES5H37S

Features:Wall Mounting Bracket, Primary Amperage 156/78A, Secondary Amperage 313/156A, Stainless Steel Material Available as Custom, 220 DEG C Insulation System, Standard:UL, KVA Rating:37.5KVA, Primary Voltage:240/480V AC, Secondary Voltage:120/240V AC

ES5H15S

Features:Wall Mounting Bracket (WB1C), Primary Amperage 62.5/31.3A, Secondary Amperage 125/62.5A, 220 DEG C Insulation System, Standard:UL, KVA Rating:15KVA, Primary Voltage:240/480V AC, Secondary Voltage:120/240V AC

ES5H75S

Features:Wall Mounting Bracket, Primary Amperage 313/156A, Secondary Amperage 625/313A, Stainless Steel Material Available as Custom, 220 DEG C Insulation System, Standard:UL, KVA Rating:75KVA, Primary Voltage:240/480V AC, Secondary Voltage:120/240V AC

ES12H25S

General Purpose Ventilated Distribution Transformer, 25kVA, 120/208/240/277 Volt Primary, 120/240 Secondary, 60 HZ, UL Listed UL 1561, Primary Amps @277V 90.3, Secondary Amps 208/104

EE2H75SCU

3PH, 75KVA, 480V Delta Primary, 208Y/120 Secondary, 60 Hz, Copper-Wound, Class 220°C insulation system, 150°C temperature rise, Primary taps: (2) 2.5% FCAN; (4) 2.5% FCBN, Floor-mounted Ventilated NEMA-1 Enclosure (optional weather shield can be purchase separately to make it NEMA-3R)

E2H300SCU

SolaHD, Ventilated Distribution Transformer, DOE 10 Cfr P431 - DOE 2016 Compliant, Ul Listed E25872, 300 KVA, Primary Voltage 480 V, Secondary Voltage 208 V, 60 HZ, 3 Phase, Number Of Taps 7, Temperature Rating 150 Degrees C, Connection Delta-Wye, Winding Copper, Enclosure Nema Type 1

E2H500SCU

SolaHD, Ventilated Distribution Transformer, DOE 10 Cfr P431 - DOE 2016 Compliant, Ul Listed E25872, 500 KVA, Primary Voltage 480 V, Secondary Voltage 208 V, 60 HZ, 3 Phase, Number Of Taps 7, Temperature Rating 150 Degrees C, Connection Delta-Wye, Winding Copper, Enclosure Nema Type 1

ET79H45S

Features:Wall Mounting Bracket, Primary Amperage 18.1A, Secondary Amperage 22.8A, 220 DEG C Insulation System, Standard:UL, KVA Rating:45KVA, Primary Voltage:480V AC, Secondary Voltage:380Y/220V AC, Frequency Rating: 60 HZ

E2H30SCU

SolaHD, Ventilated Distribution Transformer, DOE 10 Cfr P431 - DOE 2016 Compliant, Ul Listed E25872, 30 KVA, Primary Voltage 480 V, Secondary Voltage 208 V, 60 HZ, 3 Phase, Number Of Taps 7, Temperature Rating 150 Degrees C, Connection Delta-Wye, Winding Copper, Enclosure Nema Type 1

E2H75SCU

SolaHD, Ventilated Distribution Transformer, DOE 10 Cfr P431 - DOE 2016 Compliant, Ul Listed E25872, 75 KVA, Primary Voltage 480 V, Secondary Voltage 208 V, 60 HZ, 3 Phase, Number Of Taps 7, Temperature Rating 150 Degrees C, Connection Delta-Wye, Winding Copper, Enclosure Nema Type 1

ET2H30S

Features:Wall Mounting Bracket, Primary Amperage 36.1A, Secondary Amperage 83.4A, Stainless Steel Material Available as Custom, 220 DEG C Insulation System, Standard:UL, KVA Rating:30KVA, Primary Voltage:480V AC, Secondary Voltage:208/120V AC

ES5H50S

Features:Wall Mounting Bracket, Primary Amperage 208/104A, Secondary Amperage 416/208A, Stainless Steel Material Available as Custom, 220 DEG C Insulation System, Standard:UL, KVA Rating:50KVA, Primary Voltage:240/480V AC, Secondary Voltage:120/240V AC

Frequently Asked Questions

What is the kVA rating for the ES5HB37S transformer?

The ES5HB37S transformer has a kVA rating of 37.5.

What is the temperature rise for the ES5HB37S transformer?

The ES5HB37S transformer features an 80°C temperature rise under full nameplate load.

What insulation system does the ES5HB37S transformer use?

The ES5HB37S transformer utilizes a Class 220°C insulation system.

What are the dimensions and shipping weight of the ES5HB37S?

The ES5HB37S is 31 in high, 18 in wide, 18 in deep, and has an approximate shipping weight of 425 lbs.

What are the primary and secondary voltages for ES5HB37S?

The ES5HB37S transformer has a 240 x 480 Volt Primary and a 120/240 Volt Secondary.

What are the primary and secondary amperage ratings for ES5HB37S?

The ES5HB37S transformer has primary amps of 156/78 and secondary amps of 313/156.

Are weather shields included with the ES5HB37S transformer?

No, weather shields (WS-17 for ES5HB37S) must be ordered separately.

What certifications does the ES5HB37S transformer have?

The ES5HB37S transformer is UL Listed under E25872 and complies with UL 1561.

What is the design style of the ES5HB37S transformer?

The ES5HB37S transformer has Design Style 1, which is a ventilated design.

Does the ES5HB37S transformer have primary voltage taps?

Yes, the ES5 series transformers have 2, 2½% FCAN and 4, 2½% FCBN primary taps.

Frequently Asked Questions about SolaHD

What certifications and standards do SolaHD products comply with?

SolaHD power supplies are UL 508 Listed for Industrial Control Equipment and comply with multiple international standards, including UL 60950, CUL/CSA-C22.2 No. 234-M90, and IECEx certifications. Our products meet EMC and Low Voltage Directives, with extensive hazardous location certifications including Class I Zone 2, ATEX, and IECEx, ensuring reliable performance in industrial environments.

What industries and applications are SolaHD products used for?

SolaHD products are used across a wide range of critical industrial applications, including factory automation, process control, machine control, material handling, building automation, and harsh environment installations. Key industries include manufacturing, process industries, semiconductor fabrication, packaging, conveying equipment, instrumentation, and environments requiring UL508 compliance such as water treatment facilities. The products are specifically designed for challenging industrial settings, with certifications for hazardous locations and extreme temperature ranges.

What technical support does SolaHD offer?

SolaHD offers comprehensive technical support through experienced sales representatives available worldwide. Our support includes expert consultation for selecting the right power quality solutions, with award-winning online tools to help customers make precise product selections. Technical support covers the entire range of our industrial power solutions, from service entrance protection to point-of-use equipment, ensuring customers can optimize their facility's power infrastructure.

What are the main product lines offered by SolaHD?

SolaHD offers a comprehensive range of industrial power quality solutions across five primary product lines: Power Supplies, Surge Protection Devices (SPDs), Transformers, Power Conditioning, and Uninterruptible Power Supplies (UPS). Key product series include SDN Power Supplies, STV/STFV Surge Protective Devices, Industrial Control Transformers, MCR Constant Voltage Conditioners, and SDU UPS systems designed for industrial automation, process control, and critical manufacturing environments.

What are the key features of SolaHD products?

SolaHD products offer comprehensive industrial power quality solutions that convert, clean, and maintain electric current throughout manufacturing facilities. Key features include noise and surge protection, voltage regulation, drive protection, and uninterruptible power supplies (UPS). Their product lines cover everything from service entrance to point-of-use, with compact DIN rail mountable options that provide flexible, space-saving power solutions for sensitive industrial equipment like PLCs, networks, and control systems.

What environmental ratings do SolaHD products have?

SolaHD products feature robust environmental ratings including NEMA Type 1, 2, 3, 4, 4X, 12, and 13 classifications, as well as IP66 protection. These ratings ensure comprehensive protection against dust, water, and corrosion in both indoor and outdoor environments, with operating temperatures ranging from -40°C to 130°C.

What accessories are available for SolaHD products?

SolaHD offers a comprehensive range of accessories across multiple product lines, including surge protective devices (SPD), tracking filters, power supplies, UPS systems, and DIN rail mountable components. Key accessories include the STV100K Surge Protective Device, STFV Plus Series Tracking Filters, SDN and SCP Series Power Supplies, SDU Series UPS, and various DIN rail filters and converters that can be integrated into industrial control panels and power systems.

How are SolaHD products typically installed?

SolaHD products are typically installed on DIN rail mounting systems in industrial control panels, with multiple installation options including panel/wall mounting brackets. Most products feature easy-to-wire screw terminations, making them suitable for critical industrial applications like factory automation, PLCs, robotics, and computer-based control systems. The products are designed for flexible installation across various industrial environments, with wide operating temperature ranges from -20°C to +50°C and compact, rugged industrial designs.