Product Overview
The Belfuse A41 Series All-4-One International Transformers are designed to provide high isolation, creepage, and clearance to comply with international safety standards. These transformers offer lower cost and better performance, making them suitable for various applications requiring robust isolation. They are available in a range of power ratings from 25 VA to 175 VA and 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, and current leakage meets UL 60601-1 and IEC/EN 60601-1 standards. The insulation is Class 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
- 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, RoHS Compliant
- Insulation Class: Class F (155 C)
- Flammability Rating: Bobbin and shroud material meet UL 94-V0
- Primary Voltage: Dual primaries (115/230 V - 50/60 Hz)
- Secondary Configuration: Dual Secondaries - Series or parallel
- Terminal Type: Solder lug / quick connect type terminals
- Mounting Style: Chassis Mount
Technical Specifications
| Part Number | VA | Secondary RMS Rating (Series) | Secondary RMS Rating (Parallel) | Size | Mechanical Dimensions (Inches/mm) | Mounting Dimensions (Inches/mm) | Mounting Screw | Weight (lbs/kg) |
|---|---|---|---|---|---|---|---|---|
| A41-25-10 | 25 | 10.0 VCT @ 2.5 A | 5.0 V @ 5.0 A | ML | L: 2.81 (71.4), W: 2.14 (54.4), H: 2.31 (58.7) | A: 2.00 (50.8), B: 1.12 (28.6), C: .31 (7.9) | .187 (4.75) / #6 | 1.25 (0.57) |
| A41-43-10 | 43 | 10.0 VCT @ 4.3 A | 5.0 V @ 8.6 A | ML | L: 3.12 (79.4), W: 2.14 (54.4), H: 2.68 (68.2) | A: 2.25 (57.2), B: 1.12 (28.6), C: .31 (7.9) | .187 (4.75) / #6 | 1.6 (0.73) |
| A41-80-10 | 80 | 10.0 VCT @ 8.0 A | 5.0 V @ 16.0 A | MW | L: 2.50 (63.5), W: 2.52 (64.3), H: 3.06 (77.7) | A: , B: 1.37 (35.0), C: .31 (7.9) | .187 (4.75) / #6 | 2.8 (1.27) |
| A41-130-10 | 130 | 10.0 VCT @ 13.0 A | 5.0 V @ 26.0 A | MW | L: 2.81 (71.4), W: 3.00 (76.2), H: 3.37 (85.7) | A: , B: 1.62 (41.3), C: .37 (9.5) | 0.25 (6.35) / #8 | 4.1 (1.86) |
| A41-175-10 | 175 | 10.0 VCT @ 17.5 A | 5.0 V @ 35.0 A | MW | L: 3.12 (79.4), W: 3.14 (79.7), H: 3.75 (95.3) | A: , B: 1.62 (41.3), C: .37 (9.5) | 0.25 (6.35) / #8 | 5.5 (2.49) |
| A41-25-12 | 25 | 12.6 VCT @ 2.0 A | 6.3 V @ 4.0 A | ML | L: 2.81 (71.4), W: 2.14 (54.4), H: 2.31 (58.7) | A: 2.00 (50.8), B: 1.12 (28.6), C: .31 (7.9) | .187 (4.75) / #6 | 1.25 (0.57) |
| A41-43-12 | 43 | 12.6 VCT @ 3.4 A | 6.3 V @ 6.8 A | ML | L: 3.12 (79.4), W: 2.14 (54.4), H: 2.68 (68.2) | A: 2.25 (57.2), B: 1.12 (28.6), C: .31 (7.9) | .187 (4.75) / #6 | 1.6 (0.73) |
| A41-80-12 | 80 | 12.6 VCT @ 6.3 A | 6.3 V @ 12.6 A | MW | L: 2.50 (63.5), W: 2.52 (64.3), H: 3.06 (77.7) | A: , B: 1.37 (35.0), C: .31 (7.9) | .187 (4.75) / #6 | 2.8 (1.27) |
| A41-130-12 | 130 | 12.6 VCT @ 10.3 A | 6.3 V @ 20.6 A | MW | L: 2.81 (71.4), W: 3.00 (76.2), H: 3.37 (85.7) | A: , B: 1.62 (41.3), C: .37 (9.5) | 0.25 (6.35) / #8 | 4.1 (1.86) |
| A41-175-12 | 175 | 12.6 VCT @ 14.0 A | 6.3 V @ 28.0 A | MW | L: 3.12 (79.4), W: 3.14 (79.7), H: 3.75 (95.3) | A: , B: 1.62 (41.3), C: .37 (9.5) | 0.25 (6.35) / #8 | 5.5 (2.49) |
| A41-25-16 | 25 | 16.0 VCT @ 1.6 A | 8.0 V @ 3.2 A | ML | L: 2.81 (71.4), W: 2.14 (54.4), H: 2.31 (58.7) | A: 2.00 (50.8), B: 1.12 (28.6), C: .31 (7.9) | .187 (4.75) / #6 | 1.25 (0.57) |
| A41-43-16 | 43 | 16.0 VCT @ 2.7 A | 8.0 V @ 5.4 A | ML | L: 3.12 (79.4), W: 2.14 (54.4), H: 2.68 (68.2) | A: 2.25 (57.2), B: 1.12 (28.6), C: .31 (7.9) | .187 (4.75) / #6 | 1.6 (0.73) |
| A41-80-16 | 80 | 16.0 VCT @ 5.0 A | 8.0 V @ 10.0 A | MW | L: 2.50 (63.5), W: 2.52 (64.3), H: 3.06 (77.7) | A: , B: 1.37 (35.0), C: .31 (7.9) | .187 (4.75) / #6 | 2.8 (1.27) |
| A41-130-16 | 130 | 16.0 VCT @ 8.1 A | 8.0 V @ 16.2 A | MW | L: 2.81 (71.4), W: 3.00 (76.2), H: 3.37 (85.7) | A: , B: 1.62 (41.3), C: .37 (9.5) | 0.25 (6.35) / #8 | 4.1 (1.86) |
| A41-175-16 | 175 | 16.0 VCT @ 11.0 A | 8.0 V @ 22.0 A | MW | L: 3.12 (79.4), W: 3.14 (79.7), H: 3.75 (95.3) | A: , B: 1.62 (41.3), C: .37 (9.5) | 0.25 (6.35) / #8 | 5.5 (2.49) |
| A41-25-20 | 25 | 20.0 VCT @ 1.25 A | 10 V @ 2.5 A | ML | L: 2.81 (71.4), W: 2.14 (54.4), H: 2.31 (58.7) | A: 2.00 (50.8), B: 1.12 (28.6), C: .31 (7.9) | .187 (4.75) / #6 | 1.25 (0.57) |
| A41-43-20 | 43 | 20.0 VCT @ 2.2 A | 10 V @ 4.4 A | ML | L: 3.12 (79.4), W: 2.14 (54.4), H: 2.68 (68.2) | A: 2.25 (57.2), B: 1.12 (28.6), C: .31 (7.9) | .187 (4.75) / #6 | 1.6 (0.73) |
| A41-80-20 | 80 | 20.0 VCT @ 4.0 A | 10 V @ 8.0 A | MW | L: 2.50 (63.5), W: 2.52 (64.3), H: 3.06 (77.7) | A: , B: 1.37 (35.0), C: .31 (7.9) | .187 (4.75) / #6 | 2.8 (1.27) |
| A41-130-20 | 130 | 20.0 VCT @ 6.5A | 10 V @ 13.0 A | MW | L: 2.81 (71.4), W: 3.00 (76.2), H: 3.37 (85.7) | A: , B: 1.62 (41.3), C: .37 (9.5) | 0.25 (6.35) / #8 | 4.1 (1.86) |
| A41-175-20 | 175 | 20.0 VCT @ 8.8A | 10 V @ 17.6 A | MW | L: 3.12 (79.4), W: 3.14 (79.7), H: 3.75 (95.3) | A: , B: 1.62 (41.3), C: .37 (9.5) | 0.25 (6.35) / #8 | 5.5 (2.49) |
| A41-25-24 | 25 | 24.0 VCT @ 1.0 A | 12.0 V @ 2.0 A | ML | L: 2.81 (71.4), W: 2.14 (54.4), H: 2.31 (58.7) | A: 2.00 (50.8), B: 1.12 (28.6), C: .31 (7.9) | .187 (4.75) / #6 | 1.25 (0.57) |
| A41-43-24 | 43 | 24.0 VCT @ 1.8 A | 12.0 V @ 3.6 A | ML | L: 3.12 (79.4), W: 2.14 (54.4), H: 2.68 (68.2) | A: 2.25 (57.2), B: 1.12 (28.6), C: .31 (7.9) | .187 (4.75) / #6 | 1.6 (0.73) |
| A41-80-24 | 80 | 24.0 VCT @ 3.3 A | 12.0 V @ 6.6 A | MW | L: 2.50 (63.5), W: 2.52 (64.3), H: 3.06 (77.7) | A: , B: 1.37 (35.0), C: .31 (7.9) | .187 (4.75) / #6 | 2.8 (1.27) |
| A41-130-24 | 130 | 24.0 VCT @ 5.4 A | 12.0 V @ 10.8 A | MW | L: 2.81 (71.4), W: 3.00 (76.2), H: 3.37 (85.7) | A: , B: 1.62 (41.3), C: .37 (9.5) | 0.25 (6.35) / #8 | 4.1 (1.86) |
| A41-175-24 | 175 | 24.0 VCT @ 7.3 A | 12.0 V @ 14.6 A | MW | L: 3.12 (79.4), W: 3.14 (79.7), H: 3.75 (95.3) | A: , B: 1.62 (41.3), C: .37 (9.5) | 0.25 (6.35) / #8 | 5.5 (2.49) |
| A41-25-28 | 25 | 28.0 VCT @ 0.9 A | 14.0 V @ 1.86 A | ML | L: 2.81 (71.4), W: 2.14 (54.4), H: 2.31 (58.7) | A: 2.00 (50.8), B: 1.12 (28.6), C: .31 (7.9) | .187 (4.75) / #6 | 1.25 (0.57) |
| A41-43-28 | 43 | 28.0 VCT @ 1.5 A | 14.0 V @ 3.0 A | ML | L: 3.12 (79.4), W: 2.14 (54.4), H: 2.68 (68.2) | A: 2.25 (57.2), B: 1.12 (28.6), C: .31 (7.9) | .187 (4.75) / #6 | 1.6 (0.73) |
| A41-80-28 | 80 | 28.0 VCT @ 2.8 A | 14.0 V @ 5.6 A | MW | L: 2.50 (63.5), W: 2.52 (64.3), H: 3.06 (77.7) | A: , B: 1.37 (35.0), C: .31 (7.9) | .187 (4.75) / #6 | 2.8 (1.27) |
| A41-130-28 | 130 | 28.0 VCT @ 4.6 A | 14.0 V @ 9.2 A | MW | L: 2.81 (71.4), W: 3.00 (76.2), H: 3.37 (85.7) | A: , B: 1.62 (41.3), C: .37 (9.5) | 0.25 (6.35) / #8 | 4.1 (1.86) |
| A41-175-28 | 175 | 28.0 VCT @ 6.25 A | 14.0 V @ 12.5 A | MW | L: 3.12 (79.4), W: 3.14 (79.7), H: 3.75 (95.3) | A: , B: 1.62 (41.3), C: .37 (9.5) | 0.25 (6.35) / #8 | 5.5 (2.49) |
| A41-25-36 | 25 | 36.0 VCT @ 0.7 A | 18.0 V @ 1.4 A | ML | L: 2.81 (71.4), W: 2.14 (54.4), H: 2.31 (58.7) | A: 2.00 (50.8), B: 1.12 (28.6), C: .31 (7.9) | .187 (4.75) / #6 | 1.25 (0.57) |
| A41-43-36 | 43 | 36.0 VCT @ 1.2 A | 18.0 V @ 2.4 A | ML | L: 3.12 (79.4), W: 2.14 (54.4), H: 2.68 (68.2) | A: 2.25 (57.2), B: 1.12 (28.6), C: .31 (7.9) | .187 (4.75) / #6 | 1.6 (0.73) |
| A41-80-36 | 80 | 36.0 VCT @ 2.2 A | 18.0 V @ 4.4 A | MW | L: 2.50 (63.5), W: 2.52 (64.3), H: 3.06 (77.7) | A: , B: 1.37 (35.0), C: .31 (7.9) | .187 (4.75) / #6 | 2.8 (1.27) |
| A41-130-36 | 130 | 36.0 VCT @ 3.6 A | 18.0 V @ 7.2 A | MW | L: 2.81 (71.4), W: 3.00 (76.2), H: 3.37 (85.7) | A: , B: 1.62 (41.3), C: .37 (9.5) | 0.25 (6.35) / #8 | 4.1 (1.86) |
| A41-175-36 | 175 | 36.0 VCT @ 4.8 A | 18.0 V @ 9.6 A | MW | L: 3.12 (79.4), W: 3.14 (79.7), H: 3.75 (95.3) | A: , B: 1.62 (41.3), C: .37 (9.5) | 0.25 (6.35) / #8 | 5.5 (2.49) |
| A41-25-230 | 25 | 230 VCT @ 0.11 A | 115 V @ 0.22 A | ML | L: 2.81 (71.4), W: 2.14 (54.4), H: 2.31 (58.7) | A: 2.00 (50.8), B: 1.12 (28.6), C: .31 (7.9) | .187 (4.75) / #6 | 1.25 (0.57) |
| A41-43-230 | 43 | 230 VCT @ 0.19 A | 115 V @ 0.38 A | ML | L: 3.12 (79.4), W: 2.14 (54.4), H: 2.68 (68.2) | A: 2.25 (57.2), B: 1.12 (28.6), C: .31 (7.9) | .187 (4.75) / #6 | 1.6 (0.73) |
| A41-80-230 | 80 | 230 VCT @ 0.35 A | 115 V @ 0.7 A | MW | L: 2.50 (63.5), W: 2.52 (64.3), H: 3.06 (77.7) | A: , B: 1.37 (35.0), C: .31 (7.9) | .187 (4.75) / #6 | 2.8 (1.27) |
| A41-130-230 | 130 | 230 VCT @ 0.57 A | 115 V @ 1.14 A | MW | L: 2.81 (71.4), W: 3.00 (76.2), H: 3.37 (85.7) | A: , B: 1.62 (41.3), C: .37 (9.5) | 0.25 (6.35) / #8 | 4.1 (1.86) |
| A41-175-230 | 175 | 230 VCT @ 0.76 A | 115 V @ 1.52 A | MW | L: 3.12 (79.4), W: 3.14 (79.7), H: 3.75 (95.3) | A: , B: 1.62 (41.3), C: .37 (9.5) | 0.25 (6.35) / #8 | 5.5 (2.49) |
Note: VDE certified A41 Series transformers with standard length and color lead wires are readily available. See website for our A41-L product series.
2411272144_Bel-Fuse-A41-130-230_C17487931.pdf
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