Single-Phase Overhead Micro-Power Transformer

Howard Industries manufactures a complete line of transformers, all designed with increased margins of safety and reliability. Contact your distributor or factory representative for availability of other kVA sizes, voltage ratings, features, accessories and design standards not listed.

Talk to us about filling a custom order that best fits your needs.


KVA Ratings (65° Rise): 0.5, 1, 1.5, 2, or 3 kVA
High-voltage: 2400/4160Y through 19920/34500GrdY (2 HV bushings) or 4160GrdY/2400 through 34500GrdY/19920 (1 HV bushing)
Low-voltage: 120 (1 or 2 LV bushings), 120/240 (3 LV bushings), 240 (1 or 2 LV bushings), 240/480 (3 LV bushings), or 277 (1 or 2 LV bushings) (30 KV BIL)
Mild steel tank, cover, and clamp ring
Tough powder paint finish resists abrasion and corrosion
15 kV minimum insulation on cover
Continuously welded hanger brackets and lifting lugs for safety and corrosion resistance
Corrosion resistant hardware on clamp ring
Recessed tank bottom for scuff protection
Shell-type core/coil construction
Wound core construction with step-lap joints for high efficiency
Porcelain high-voltage bushing(s) with tin plated bronze eyebolt terminal(s)
Molded polymer or porcelain low voltage bushing(s) with tin plated bronze terminal(s)
Low-voltage neutral ground strap (on transformers with one HV bushing and 3 LV bushing)
Visible cover ground connected to mounted bracket or tank coupling
Tank ground provision
Tank ground connector (on transformers with one HV bushing)
Automatic pressure relief valve for added safety
Mineral oil with oxidation inhibitor
KVA marking on tank
Internal oil-level mark
Laser engraved anodized aluminum nameplate
Five-pin low-voltage receptacle
External lightning arrester or mounting provisions only
Wildlife protection
Tank ground connector
Low-voltage neutral ground strap
Stainless steel tank and/or cover and/or covering