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NU13ASensibly equivalent¶ to:4476A AU12 CV1266 RZ1-250 U15
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The NU13A is a later variant on the NU13 UK Navy rectifier and commercially would be the U15. The RZ1-250 has a higher maximum current rating.
The L4 base is 55 mm square.The wide glass tube envelope is 48 mm in diameter and, excluding the L4 base pins, is 145 mm tall.References: Data-sheet & 1043. Type NU13A was first introduced in 1934. See also 1934 adverts. |
Pin Connections
| 1 | 2 | 3 | 4 |  a | f | f | nc |
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Absolute Maximum Operating Conditions¶
| Vh | Ah | Va | mAa | 
| 6.0 | 2.0 | 1,500 | 200 |
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Updated January 08, 2022.
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