About High Frequency / RF Relays

High Frequency / RF Relays

High-frequency/RF relays are electronic switches designed to operate at a wide range of radio frequencies and power levels. These relays are used in many applications, such as high-frequency RF switching, RF front-end control and protection, and in instrumentation applications, to control and isolate RF signals. The construction of an RF relay is slightly different from that of a regular switch. A typical relay consists of a coil, two contacts, and an armature. The contacts are typically made from materials such as gold or silver, as these materials are capable of handling large electrical currents without corrosion. The coil is connected to a voltage source, which when energized creates an electromagnetic field that moves the armature to bridge the two contacts. This creates a closed circuit and allows an electrical current to flow. When the voltage is removed, the armature moves back to the open position and the circuit is broken. In addition to performing the basic switch function, the RF relay also has added features such as RF filtering and shielding. They are designed to be very reliable and can handle power levels up to thousands of watts.

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Image	Stock Code(▲▼)	Description	Manufacturer	Availability ⓘ (▲▼)	Price(AUD) (Ex. GST)(▲▼)	Enter Qty	Contact Form	Contact Termination	Contact Current Rating	Maximum Switching Current	Coil Voltage	Coil Type	Frequency	Power Consumption	Isolation	Insertion Loss

ER421-5A

High Frequency / RF Relays
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Teledyne

0
6 to 16 Weeks

December 2026

December 2026
	S	M	T	W	T	F	S
49	29	30	1	2	3	4	5
50	6	7	8	9	10	11	12
51	13	14	15	16	17	18	19
52	20	21	22	23	24	25	26
53	27	28	29	30	31	1	2
2	3	4	5	6	7	8	9

AUD 277.5

Multiples of: 1

J136C-26M

High Frequency / RF Relays
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Teledyne

0
6 to 16 Weeks

December 2026

December 2026
	S	M	T	W	T	F	S
49	29	30	1	2	3	4	5
50	6	7	8	9	10	11	12
51	13	14	15	16	17	18	19
52	20	21	22	23	24	25	26
53	27	28	29	30	31	1	2
2	3	4	5	6	7	8	9

AUD 282.2692

Multiples of: 1

732TNM4-5/G

TO-5, 2PDT, Transistor, Sen
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Teledyne

0
6 to 16 Weeks

December 2026

December 2026
	S	M	T	W	T	F	S
49	29	30	1	2	3	4	5
50	6	7	8	9	10	11	12
51	13	14	15	16	17	18	19
52	20	21	22	23	24	25	26
53	27	28	29	30	31	1	2
2	3	4	5	6	7	8	9

AUD 285.3779

Multiples of: 1

ER412T-12A

High Frequency / RF Relays
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Teledyne

0
6 to 16 Weeks

December 2026

December 2026
	S	M	T	W	T	F	S
49	29	30	1	2	3	4	5
50	6	7	8	9	10	11	12
51	13	14	15	16	17	18	19
52	20	21	22	23	24	25	26
53	27	28	29	30	31	1	2
2	3	4	5	6	7	8	9

AUD 285.8269

Multiples of: 1

J114DD-5M/G

Centigrid 2PDT, Dbl Diode
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Teledyne

0
6 to 16 Weeks

December 2026

December 2026
	S	M	T	W	T	F	S
49	29	30	1	2	3	4	5
50	6	7	8	9	10	11	12
51	13	14	15	16	17	18	19
52	20	21	22	23	24	25	26
53	27	28	29	30	31	1	2
2	3	4	5	6	7	8	9

AUD 290.3637

Multiples of: 1

ER411M4-12B

RELAY SPDT
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Teledyne

0
6 to 16 Weeks

December 2026

December 2026
	S	M	T	W	T	F	S
49	29	30	1	2	3	4	5
50	6	7	8	9	10	11	12
51	13	14	15	16	17	18	19
52	20	21	22	23	24	25	26
53	27	28	29	30	31	1	2
2	3	4	5	6	7	8	9

AUD 290.951

Multiples of: 50

ER422-12B

Electromechanical Relay 12VDC 500Ohm 1ADC/0.25AAC DPDT (9.4x9.4x7.11)mm THT Latching Relay
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Teledyne

0
6 to 16 Weeks

December 2026

December 2026
	S	M	T	W	T	F	S
49	29	30	1	2	3	4	5
50	6	7	8	9	10	11	12
51	13	14	15	16	17	18	19
52	20	21	22	23	24	25	26
53	27	28	29	30	31	1	2
2	3	4	5	6	7	8	9

AUD 289.1078

Multiples of: 100

J412T-18M

Electromechanical Relay DPDT 1ADC/0.25AAC 18VDC 880Ohm Through Hole
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Teledyne

0
6 to 16 Weeks

December 2026

December 2026
	S	M	T	W	T	F	S
49	29	30	1	2	3	4	5
50	6	7	8	9	10	11	12
51	13	14	15	16	17	18	19
52	20	21	22	23	24	25	26
53	27	28	29	30	31	1	2
2	3	4	5	6	7	8	9

AUD 295.2708

Multiples of: 1

J116C-5M

Teledyne Relays High Frequency RF Relays DPDT 5VDC 0.1ohm
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Teledyne

0
6 to 16 Weeks

December 2026

December 2026
	S	M	T	W	T	F	S
49	29	30	1	2	3	4	5
50	6	7	8	9	10	11	12
51	13	14	15	16	17	18	19
52	20	21	22	23	24	25	26
53	27	28	29	30	31	1	2
2	3	4	5	6	7	8	9

AUD 302.8462

Multiples of: 1

Solder Pin

1 A

5 VDC

Non - Latching

641 mW

ER422-12B/G

TO-5, 2PDT, Maglatch
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Teledyne

0
6 to 16 Weeks

December 2026