OEP Through Hole Audio Transformer

View all Audio Transformers
Bulk discount available

Subtotal (1 unit)*

$117.06

(exc. GST)

$134.62

(inc. GST)

Add to Basket
Select or type quantity
In Stock
  • Plus 4 unit(s) shipping from 02 February 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
1 - 9$117.06
10 +$114.19

*price indicative

RS Stock No.:
123-7239
Mfr. Part No.:
CUI30A04E
Brand:
OEP
Find similar products by selecting one or more attributes.
Select all

Brand

OEP

Product Type

Audio Transformer

Primary DC Resistance

18Ω

Secondary DC Resistance

22.8Ω

Mount Type

Through Hole

Termination Type

PC Pin

Minimum Operating Temperature

20°C

Number of Pins

16

Maximum Operating Temperature

130°C

Series

CUI30A04E

Standards/Approvals

UL94V-HB

Weight

0.19kg

Length

53.4mm

Depth

22.5mm

Width

44.4 mm

Isolation Voltage

1500V ac

Turns Ratio

1+1:1+1

Minimum Operating Frequency

20Hz

Maximum Operating Frequency

20kHz

Construction

Encapsulated

COO (Country of Origin):
GB

OEP CUI30 Series Audio Output Transformers


CUI30 pro audio transformers from OEP feature a low profile, encapsulated construction. Suitable for PCB mounting, these transformers can be used as line output transformers or isolating transformers.

CUI30A02E (123-7238) has been designed for 70 Ω and 600 Ω applications and CUI30A04E (123-7239) is for use in 150 Ω and 600 Ω applications.

Related links