This small signal relay has not been manufactured for several years and is now obsolete and very difficult to source
A four pole polarised telecom / signal relay,
4 pole changeover / 4 Form C / 4PDT
This CH-TQ4 relay module is manufactured by Cephos Relays Ltd. in the UK – a drop-in replacement for the obsolete Panasonic TQ4 relay
5V, 12V and 24V coil voltage versions are normally ex-stock and available for immediate shipping
Max. Sw. Power: 60W / 62.5VA
Max. Sw. Voltage: 220Vdc / 250Vac
Max. Sw. Current: 2A
Contacts: AgNi + Au covered
Low Coil Power: 5V/12V: 280mW, 24V: 400mW
5V Coil data
Pick-up voltage Vdc(max): 3.75
Drop-out voltage Vdc(min): 0.5
Coil resistance (ohms): 89 x (1 +/- 10%)
Nominal power (mW approx): 280
Maximum operating voltage Vmax: 7.5
12V Coil data
Pick-up voltage Vdc(max): 9.0
Drop-out voltage Vdc(min): 1.2
Coil resistance (ohms): 515 x (1 +/- 10%)
Nominal power (mW approx): 280
Maximum operating voltage Vmax: 18.0
24V Coil data
Pick-up voltage Vdc(max): 18.0
Drop-out voltage Vdc(min): 2.4
Coil resistance (ohms): 1440 x (1 +/- 10%)
Nominal power (mW approx): 400
Maximum operating voltage Vmax: 36.0
We are UK based and ship direct, worldwide.
Email our office with your name, Company name and full postal address.
Let us know the quantity, part number, and coil voltage, of the relay you are searching for.
We’ll get back to you as soon as possible.
Cephos Relays Ltd.
57 Devon Road
South Darenth
DARTFORD
Kent DA4 9AA
United Kingdom
© All rights reserved Cephos Relays Ltd. 2025
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