Yawei’s 5 kVA single-phase pole-mounted transformer is a high-performance core component for medium and low-voltage power distribution networks. Fabricated with top-tier raw materials including high-grade grain-oriented silicon steel sheets and oxygen-free copper windings, it is specially engineered to stably supply power for residential daily electricity demand, commercial facility operations, and small-scale industrial production loads in both urban and rural regions. The transformer is filled with eco-friendly, biodegradable dielectric fluid, which not only delivers outstanding fire safety performance but also effectively reduces internal component wear, thereby extending the equipment’s service life significantly.
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D-M-5
YAWEI ELECTRIC boasts decades of professional experience in the design and production of 5kVA Conventional Type Single Phase Pole Mounted Transformers. Our products strictly adhere to key international standards including IEC 60076, ISO 9001, IEEE C57.12.00 and other widely recognized specifications, guaranteeing outstanding safety, stable performance and long‑term operational reliability.
As a compact and practical power distribution solution, the YAWEI 5kVA single‑phase pole‑mounted transformer is mainly installed on utility poles for outdoor power distribution systems. It is widely applied in residential power supply, light industrial scenarios and small‑scale commercial facilities, delivering efficient energy conversion and consistent, secure power output.
This series supports a broad range of voltage configurations: converting primary voltages from 2.4kV up to 34.5kV (including typical systems like 12470Y/7200, 13200Y/7620 and 14400GrdY/8320) to standard secondary outputs such as 120/240V split‑phase or 277V.

High-grade grain-oriented silicon steel sheets minimize core losses, while oxygen-free copper windings reduce copper losses and improve conductive efficiency. This rugged construction resists wear and tear, extending the transformer’s service life and reducing long-term replacement and maintenance costs for operators.
Filled with biodegradable, fire-resistant dielectric fluid (mineral oil/FR3 optional), this outdoor pole-mounted distribution transformer delivers superior fire safety for residential and public areas, while effectively reducing internal component corrosion and wear. The sealed structure prevents oil leakage, ensuring environmental compliance for outdoor installation.
Optimized winding and core design reduces no-load and load losses, cutting operational energy costs over the transformer’s lifespan. Its pole-mounted configuration minimizes line losses in localized power distribution, improving energy efficiency for rural and suburban distribution networks.
With a fully sealed, corrosion-resistant structure and IP-rated outdoor protection, this residential single-phase power transformer withstands extreme weather, temperature fluctuations, and harsh outdoor conditions. It supports reliable operation in remote, underserved regions with minimal on-site maintenance.
| Type | Single phase pole mounted transformer |
| Model | D-M-5 |
| Installation | Outdoor |
| Altitude | ≤1000m |
| Rated Power | 5KVA -750KVA |
| Cooling Method | ONAN |
| Primary Voltage | 13.8kV/12.47kV/2.4kV/7.2kV/14.4kV/24.94kV.....(can be customized) |
| Secondary Voltage | 120/240V 240/480V 277V or others (can be customized) |
| Rated Frequence | 60Hz/50Hz |
| Insulation oil | Mineral oil/FR3 or others |
| Tapping Range | +2×2.5%/... |
| Temperature rise℃) | 65 |
| Connection Group | lio |
This rural electrification pole transformer serves diverse use cases across multiple scenarios. It supports rural electrification for remote villages and off-grid communities, as well as residential and suburban power distribution for neighborhoods, streetlights, and small shops. It is also widely deployed for agricultural operations, powering irrigation pumps, grain dryers, and dairy equipment, alongside temporary power supply for construction sites and outdoor events. Additional use cases include small commercial operations including roadside retail, telecom towers, and community facilities.
Every 167kVA single-phase pole-mounted transformer is designed and manufactured in strict accordance with international and national power distribution industry standards. All units undergo rigorous in-house testing, including voltage withstand, insulation resistance, load loss, and temperature rise testing, before delivery. Our vertically integrated production system enables full quality control across the entire manufacturing process, ensuring consistent, reliable performance for every unit.
With over 30 years of expertise in distribution transformer manufacturing, YAWEI is a trusted partner for power utility operators, municipal authorities, and commercial business owners worldwide. We offer a full range of matched auxiliary components, fully customizable designs for extreme climates, a 99.5% on-time delivery rate, short production cycles, and 2-year extended warranty options. Our in-house team provides end-to-end technical support, from site assessment to post-installation maintenance guidance.
Generic installation and use instructions for distribution transformer, containing the following sections:
1.Reparing the site
2.Erecting the support pole
3.Assembling the transformer components
4.Connecting the primary and secondary wiring
5.Testing the transformer before placing it into service
