RoHS compliant Bel Fuse A41-25-20 transformer designed for medical and industrial electrical isolation
Product Overview
The Belfuse A41 Series All-4-One International Transformers are designed to provide high isolation, creepage, and clearance required for compliance with international safety standards. These transformers offer lower cost and better performance, suitable for various applications requiring robust isolation. They feature dual primaries (115/230 V - 50/60 Hz) and dual secondaries configurable for series or parallel operation. Terminals are of the solder lug / quick connect type. The current leakage meets UL 60601-1 and IEC/EN 60601-1 standards. The insulation class is F (155 C) and the bobbin and shroud material meet UL 94-V0 flammability rating. These transformers are RoHS Compliant and available in chassis mount configurations. Custom versions are available upon request.
Product Attributes
- Brand: Belfuse (Signal Transformer)
- Series: A41 Series All-4-One
- Primary Voltage: 115/230 V
- Frequency: 50/60 Hz
- Insulation Class: Class F (155 C)
- Flammability Rating: Bobbin and shroud material meet UL 94-V0
- Compliance: RoHS Compliant
- Agency Certifications: UL 1446 (File # E66312), UL recognized to UL 506 / UL 5085-2 (File # E63829), CSA certified to C22.2 No 66.1 (File # 221070), VDE certified to VDE 0868 / EN 62368 (File # 1448), CE Compliance (VDE Declaration of Conformity LVD 2014/35/EU)
Technical Specifications
| Part Number | VA | Secondary RMS Rating (Series) | Secondary RMS Rating (Parallel) | Size | Mechanical Dimensions (Inches) L x W x H | Mounting Dimensions (Inches) A x B x C | Mounting Screw | Weight (lbs) |
|---|---|---|---|---|---|---|---|---|
| A41-25-10 | 25 | 10.0 VCT @ 2.5 A | 5.0 V @ 5.0 A | 25 | 2.81 (71.4) x 2.14 (54.4) x 2.31 (58.7) | 2.00 (50.8) x 1.12 (28.6) x .31 (7.9) | #6 | 1.25 (0.57) |
| A41-43-10 | 43 | 10.0 VCT @ 4.3 A | 5.0 V @ 8.6 A | 43 | 3.12 (79.4) x 2.14 (54.4) x 2.68 (68.2) | 2.25 (57.2) x 1.12 (28.6) x .31 (7.9) | #6 | 1.6 (0.73) |
| A41-80-10 | 80 | 10.0 VCT @ 8.0 A | 5.0 V @ 16.0 A | 80 | 2.50 (63.5) x 2.52 (64.3) x 3.06 (77.7) | - x 1.37 (35.0) x .31 (7.9) | #6 | 2.8 (1.27) |
| A41-130-10 | 130 | 10.0 VCT @ 13.0 A | 5.0 V @ 26.0 A | 130 | 2.81 (71.4) x 3.00 (76.2) x 3.37 (85.7) | - x 1.62 (41.3) x .37 (9.5) | #8 | 4.1 (1.86) |
| A41-175-10 | 175 | 10.0 VCT @ 17.5 A | 5.0 V @ 35.0 A | 175 | 3.12 (79.4) x 3.14 (79.7) x 3.75 (95.3) | - x 1.62 (41.3) x .37 (9.5) | #8 | 5.5 (2.49) |
| A41-25-12 | 25 | 12.6 VCT @ 2.0 A | 6.3 V @ 4.0 A | 25 | 2.81 (71.4) x 2.14 (54.4) x 2.31 (58.7) | 2.00 (50.8) x 1.12 (28.6) x .31 (7.9) | #6 | 1.25 (0.57) |
| A41-43-12 | 43 | 12.6 VCT @ 3.4 A | 6.3 V @ 6.8 A | 43 | 3.12 (79.4) x 2.14 (54.4) x 2.68 (68.2) | 2.25 (57.2) x 1.12 (28.6) x .31 (7.9) | #6 | 1.6 (0.73) |
| A41-80-12 | 80 | 12.6 VCT @ 6.3 A | 6.3 V @ 12.6 A | 80 | 2.50 (63.5) x 2.52 (64.3) x 3.06 (77.7) | - x 1.37 (35.0) x .31 (7.9) | #6 | 2.8 (1.27) |
| A41-130-12 | 130 | 12.6 VCT @ 10.3 A | 6.3 V @ 20.6 A | 130 | 2.81 (71.4) x 3.00 (76.2) x 3.37 (85.7) | - x 1.62 (41.3) x .37 (9.5) | #8 | 4.1 (1.86) |
| A41-175-12 | 175 | 12.6 VCT @ 14.0 A | 6.3 V @ 28.0 A | 175 | 3.12 (79.4) x 3.14 (79.7) x 3.75 (95.3) | - x 1.62 (41.3) x .37 (9.5) | #8 | 5.5 (2.49) |
| A41-25-16 | 25 | 16.0 VCT @ 1.6 A | 8.0 V @ 3.2 A | 25 | 2.81 (71.4) x 2.14 (54.4) x 2.31 (58.7) | 2.00 (50.8) x 1.12 (28.6) x .31 (7.9) | #6 | 1.25 (0.57) |
| A41-43-16 | 43 | 16.0 VCT @ 2.7 A | 8.0 V @ 5.4 A | 43 | 3.12 (79.4) x 2.14 (54.4) x 2.68 (68.2) | 2.25 (57.2) x 1.12 (28.6) x .31 (7.9) | #6 | 1.6 (0.73) |
| A41-80-16 | 80 | 16.0 VCT @ 5.0 A | 8.0 V @ 10.0 A | 80 | 2.50 (63.5) x 2.52 (64.3) x 3.06 (77.7) | - x 1.37 (35.0) x .31 (7.9) | #6 | 2.8 (1.27) |
| A41-130-16 | 130 | 16.0 VCT @ 8.1 A | 8.0 V @ 16.2 A | 130 | 2.81 (71.4) x 3.00 (76.2) x 3.37 (85.7) | - x 1.62 (41.3) x .37 (9.5) | #8 | 4.1 (1.86) |
| A41-175-16 | 175 | 16.0 VCT @ 11.0 A | 8.0 V @ 22.0 A | 175 | 3.12 (79.4) x 3.14 (79.7) x 3.75 (95.3) | - x 1.62 (41.3) x .37 (9.5) | #8 | 5.5 (2.49) |
| A41-25-20 | 25 | 20.0 VCT @ 1.25 A | 10 V @ 2.5 A | 25 | 2.81 (71.4) x 2.14 (54.4) x 2.31 (58.7) | 2.00 (50.8) x 1.12 (28.6) x .31 (7.9) | #6 | 1.25 (0.57) |
| A41-43-20 | 43 | 20.0 VCT @ 2.2 A | 10 V @ 4.4 A | 43 | 3.12 (79.4) x 2.14 (54.4) x 2.68 (68.2) | 2.25 (57.2) x 1.12 (28.6) x .31 (7.9) | #6 | 1.6 (0.73) |
| A41-80-20 | 80 | 20.0 VCT @ 4.0 A | 10 V @ 8.0 A | 80 | 2.50 (63.5) x 2.52 (64.3) x 3.06 (77.7) | - x 1.37 (35.0) x .31 (7.9) | #6 | 2.8 (1.27) |
| A41-130-20 | 130 | 20.0 VCT @ 6.5A | 10 V @ 13.0 A | 130 | 2.81 (71.4) x 3.00 (76.2) x 3.37 (85.7) | - x 1.62 (41.3) x .37 (9.5) | #8 | 4.1 (1.86) |
| A41-175-20 | 175 | 20.0 VCT @ 8.8A | 10 V @ 17.6 A | 175 | 3.12 (79.4) x 3.14 (79.7) x 3.75 (95.3) | - x 1.62 (41.3) x .37 (9.5) | #8 | 5.5 (2.49) |
| A41-25-24 | 25 | 24.0 VCT @ 1.0 A | 12.0 V @ 2.0 A | 25 | 2.81 (71.4) x 2.14 (54.4) x 2.31 (58.7) | 2.00 (50.8) x 1.12 (28.6) x .31 (7.9) | #6 | 1.25 (0.57) |
| A41-43-24 | 43 | 24.0 VCT @ 1.8 A | 12.0 V @ 3.6 A | 43 | 3.12 (79.4) x 2.14 (54.4) x 2.68 (68.2) | 2.25 (57.2) x 1.12 (28.6) x .31 (7.9) | #6 | 1.6 (0.73) |
| A41-80-24 | 80 | 24.0 VCT @ 3.3 A | 12.0 V @ 6.6 A | 80 | 2.50 (63.5) x 2.52 (64.3) x 3.06 (77.7) | - x 1.37 (35.0) x .31 (7.9) | #6 | 2.8 (1.27) |
| A41-130-24 | 130 | 24.0 VCT @ 5.4 A | 12.0 V @ 10.8 A | 130 | 2.81 (71.4) x 3.00 (76.2) x 3.37 (85.7) | - x 1.62 (41.3) x .37 (9.5) | #8 | 4.1 (1.86) |
| A41-175-24 | 175 | 24.0 VCT @ 7.3 A | 12.0 V @ 14.6 A | 175 | 3.12 (79.4) x 3.14 (79.7) x 3.75 (95.3) | - x 1.62 (41.3) x .37 (9.5) | #8 | 5.5 (2.49) |
| A41-25-28 | 25 | 28.0 VCT @ 0.9 A | 14.0 V @ 1.86 A | 25 | 2.81 (71.4) x 2.14 (54.4) x 2.31 (58.7) | 2.00 (50.8) x 1.12 (28.6) x .31 (7.9) | #6 | 1.25 (0.57) |
| A41-43-28 | 43 | 28.0 VCT @ 1.5 A | 14.0 V @ 3.0 A | 43 | 3.12 (79.4) x 2.14 (54.4) x 2.68 (68.2) | 2.25 (57.2) x 1.12 (28.6) x .31 (7.9) | #6 | 1.6 (0.73) |
| A41-80-28 | 80 | 28.0 VCT @ 2.8 A | 14.0 V @ 5.6 A | 80 | 2.50 (63.5) x 2.52 (64.3) x 3.06 (77.7) | - x 1.37 (35.0) x .31 (7.9) | #6 | 2.8 (1.27) |
| A41-130-28 | 130 | 28.0 VCT @ 4.6 A | 14.0 V @ 9.2 A | 130 | 2.81 (71.4) x 3.00 (76.2) x 3.37 (85.7) | - x 1.62 (41.3) x .37 (9.5) | #8 | 4.1 (1.86) |
| A41-175-28 | 175 | 28.0 VCT @ 6.25 A | 14.0 V @ 12.5 A | 175 | 3.12 (79.4) x 3.14 (79.7) x 3.75 (95.3) | - x 1.62 (41.3) x .37 (9.5) | #8 | 5.5 (2.49) |
| A41-25-36 | 25 | 36.0 VCT @ 0.7 A | 18.0 V @ 1.4 A | 25 | 2.81 (71.4) x 2.14 (54.4) x 2.31 (58.7) | 2.00 (50.8) x 1.12 (28.6) x .31 (7.9) | #6 | 1.25 (0.57) |
| A41-43-36 | 43 | 36.0 VCT @ 1.2 A | 18.0 V @ 2.4 A | 43 | 3.12 (79.4) x 2.14 (54.4) x 2.68 (68.2) | 2.25 (57.2) x 1.12 (28.6) x .31 (7.9) | #6 | 1.6 (0.73) |
| A41-80-36 | 80 | 36.0 VCT @ 2.2 A | 18.0 V @ 4.4 A | 80 | 2.50 (63.5) x 2.52 (64.3) x 3.06 (77.7) | - x 1.37 (35.0) x .31 (7.9) | #6 | 2.8 (1.27) |
| A41-130-36 | 130 | 36.0 VCT @ 3.6 A | 18.0 V @ 7.2 A | 130 | 2.81 (71.4) x 3.00 (76.2) x 3.37 (85.7) | - x 1.62 (41.3) x .37 (9.5) | #8 | 4.1 (1.86) |
| A41-175-36 | 175 | 36.0 VCT @ 4.8 A | 18.0 V @ 9.6 A | 175 | 3.12 (79.4) x 3.14 (79.7) x 3.75 (95.3) | - x 1.62 (41.3) x .37 (9.5) | #8 | 5.5 (2.49) |
| A41-25-230 | 25 | 230 VCT @ 0.11 A | 115 V @ 0.22 A | 25 | 2.81 (71.4) x 2.14 (54.4) x 2.31 (58.7) | 2.00 (50.8) x 1.12 (28.6) x .31 (7.9) | #6 | 1.25 (0.57) |
| A41-43-230 | 43 | 230 VCT @ 0.19 A | 115 V @ 0.38 A | 43 | 3.12 (79.4) x 2.14 (54.4) x 2.68 (68.2) | 2.25 (57.2) x 1.12 (28.6) x .31 (7.9) | #6 | 1.6 (0.73) |
| A41-80-230 | 80 | 230 VCT @ 0.35 A | 115 V @ 0.7 A | 80 | 2.50 (63.5) x 2.52 (64.3) x 3.06 (77.7) | - x 1.37 (35.0) x .31 (7.9) | #6 | 2.8 (1.27) |
| A41-130-230 | 130 | 230 VCT @ 0.57 A | 115 V @ 1.14 A | 130 | 2.81 (71.4) x 3.00 (76.2) x 3.37 (85.7) | - x 1.62 (41.3) x .37 (9.5) | #8 | 4.1 (1.86) |
| A41-175-230 | 175 | 230 VCT @ 0.76 A | 115 V @ 1.52 A | 175 | 3.12 (79.4) x 3.14 (79.7) x 3.75 (95.3) | - x 1.62 (41.3) x .37 (9.5) | #8 | 5.5 (2.49) |
General Specifications:
- Power: 25 VA to 175 VA
- Dielectric Strength: 4000 Vrms Hipot
- Leakage Current: Meets UL 60601-1, IEC/EN 60601-1
- Terminals: Solder lug / quick connect type
- Mounting Style: Chassis Mount
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