Anhui BuJuan R30-E8208 R-Core Power Transformer Real Product Photo

R-Core & Audio Transformers · R-Core Power Transformers

R30-E8208 / ECTHF 18821 30VA Export R-Core Power Transformer

30VA factory certified export R-Core power transformer manufactured by Anhui BuJuan Overseas Info-Tech / XinHuan. Dual 110VAC 50Hz/60Hz universal primary (series 220V/230V or parallel 110V), multi-rail isolated secondary (24VAC 0.5A, dual 13.5VAC 0.8A, 6VAC 1A), electrostatic Faraday shield grounding lead, and black insulated outer wrapper.

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Power Rating 30 VA
Model Number R30-E8208 / ECTHF 18821
Input Voltage Dual 110VAC 50Hz (Red-Black & Yellow-Green, Series 220V / Parallel 110V)
Secondary Output 1 24 VAC / 0.5A (Gray-Gray)
Secondary Output 2 13.5 VAC / 0.8A (Blue-Blue)
Secondary Output 3 13.5 VAC / 0.8A (White-White)
Secondary Output 4 6 VAC / 1.0A (Green-Green)
Electrostatic Shield Faraday Copper Shield (Yellow/Green Earth Ground)
Core Construction Continuous Grain-Oriented Nippon Steel Silicon Ribbon (Gapless R-Core)
Dielectric Isolation 4,000 V AC Primary-to-Secondary / Core (1 Minute)
Temperature Rise < 30K under continuous full rated load
Dimensions (L×W×H) 78 × 68 × 46 mm
Mounting Hole Distance 68 × 52 mm (M4 Galvanized Footplate)
Net Weight 0.68 kg
Manufacturer & Export Entity ANHUI BUJUAN OVERSEAS INFO-TECH CO., LTD. / Hefei XinHuan Transformer Co., Ltd.

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XH_R30_E8208_EXPORT_R_CORE_TRANSFORMER

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2026-10-09T06:28:57.380408+00:00

Technical Highlights

  • Continuous grain-oriented silicon core exhibits zero mechanical hum, <5 mG stray magnetic leakage, and superior line regulation.

Application Scenarios

  • Audiophile DACs, CD player power supplies, reference solid-state preamps, and medical lab instrumentation.

Key Features

  • Export-certified R-core power transformer with dual 110VAC universal primary (series 220V or parallel 110V configuration).
  • Precision quad-rail secondary windings (24V 0.5A + dual 13.5V 0.8A + 6V 1A) engineered for high-end audio DACs and preamplifiers.
  • Built-in Faraday electrostatic copper shield with dedicated yellow/green earth lead eliminates high-frequency mains interference.

Maswali Yanayoulizwa Mara kwa Mara

Contact engineering with your required secondary voltage rails and jumper preferences for same-day CAD drawing confirmation.

Manufactured in compliance with IEC 61558-1, IEC 61558-2-4, UL 5085, CE, RoHS. 100% dielectric withstand hi-pot tested at 4,000V AC.

Export carton with custom-molded high-density foam cushioning. Global express DHL/FedEx or palletized sea freight dispatch.

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Viwango na Uzingatiaji

Manufactured in compliance with IEC 61558-1, IEC 61558-2-4, UL 5085, CE, RoHS. 100% dielectric withstand hi-pot tested at 4,000V AC.

Ufungaji, Uwasilishaji na Huduma

Export carton with custom-molded high-density foam cushioning. Global express DHL/FedEx or palletized sea freight dispatch.

Contact engineering with your required secondary voltage rails and jumper preferences for same-day CAD drawing confirmation.

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