Low-Voltage Dry-Type Transformers 15–500 kVA — UL Listed

Sourced for client projects

Example units — sourced to spec

Transformers sourced for client projects, procured to exact spec from our manufacturer network. Your unit is quoted to spec — not picked from a shelf.

Unit	Configuration	Specs
112.5 kVA	480 V Δ → 208Y/120 V · Dry-type 3-phase, NEMA 3R	View details →
30 kVA	480 V Δ → 208Y/120 V · Dry-type 3-phase, NEMA 1	View details →
25 kVA	240 V → 120 V · Single-phase dry-type, NEMA 1	View details →
37.5 kVA	240 V → 120 V · Single-phase dry-type, NEMA 1	View details →
50 kVA	240 V → 120 V · Single-phase dry-type, NEMA 3R	View details →

Other ratings quoted from spec — see the full 15–500 kVA range below.

Specifications

LV Dry-Type ratings

Representative ratings below. Dimensions and weights are nominal and confirmed at quote. Any primary or secondary voltage combination is available on receipt of spec.

LV Dry-Type

kVA	Primary V	Secondary V	Enclosure	Dims (W×D×H)	Weight	Standard
15	480V Δ	208Y/120V	NEMA 1 / 3R	20" × 17" × 30"	180 lbs	DOE 2016 · UL
30	480V Δ	208Y/120V	NEMA 1 / 3R	26" × 20" × 34"	380 lbs	DOE 2016 · UL
50	480V Δ	208Y/120V	NEMA 1 / 3R	31" × 25" × 40"	575 lbs	DOE 2016 · UL
75	480V Δ	208Y/120V	NEMA 1 / 3R	34" × 27" × 43"	760 lbs	DOE 2016 · UL
112.5	480V Δ	208Y/120V	NEMA 1 / 3R	36" × 28" × 44"	900 lbs	DOE 2016 · UL
150	480V Δ	208Y/120V	NEMA 1 / 3R	40" × 30" × 48"	1,150 lbs	DOE 2016 · UL
225	480V Δ	208Y/120V	NEMA 1 / 3R	44" × 34" × 52"	1,500 lbs	DOE 2016 · UL
500	480V Δ	208Y/120V	NEMA 1 / 3R	54" × 42" × 62"	2,800 lbs	DOE 2016 · UL

Additional sizes available. Inquire with your specific kVA and voltage requirements. Aluminum winding standard. Copper winding and custom voltages quoted on receipt of spec. 150°C rise, 220°C Class H insulation.

Construction

Design & build

Standard

Aluminum windings · copper optional

Temperature Rise

150°C

Insulation

220°C Class H

Enclosure

NEMA 1 (indoor) / NEMA 3R (outdoor)

Taps

±2×2.5% FCBN on primary

Efficiency

DOE 2016 compliant

Listing

UL/cUL listed · file number provided on request

FAQ

Common questions

What is the lead time on LV dry-type transformers?

12–14 weeks from PO confirmation. Lead time starts when the deposit is received and the factory order is placed.

What voltages can you build?

Any primary or secondary voltage combination. Common configurations are 480V Δ to 208Y/120V, 480V Δ to 480V Δ, and 600V to 208Y/120V. Send your spec for a firm quote.

Are your units UL listed?

Yes. All units are UL/cUL listed. The UL file number is provided on request and included with every submittal package.

Do you offer copper windings?

Yes. Copper windings are available on request at a premium. Standard build is aluminum with copper optional.

What warranty do you offer?

5 years from date of shipment covering windings, core, tank, and terminals. Full terms are in our Terms & Conditions of Sale.

Send your spec for a firm quote within one business day

[email protected] · 718-973-0281

Include: kVA rating, primary and secondary voltage, enclosure type, quantity.

Budgetary price schedule available on request.

Beyond transformers

Transformers are our main focus, but we are able to source other electrical equipment to fulfill project needs. Among these include motors, generators, and various types of switchgear. Sourced through the same supply channels, one PO, and the same point of contact ensures consistency and reliability across the board.

Low-Voltage Dry-Type Transformers

Example units — sourced to spec

Our units

LV Dry-Type ratings

Design & build

Common questions

Send your spec for a firm quote within one business day