Page 4 - Littelfuse Inc. Products - Signal Relays, Up to 2 Amps

HE721R1200
Littelfuse Inc.

RELAY REED SPDT 250MA 12V

Package: -

Stock6,714
HE3321A0440
Littelfuse Inc.

RELAY REED SPST 500MA 5V

Package: -

Stock8,442
HE3321A0540
Littelfuse Inc.

RELAY REED SPST 500MA 5V

Package: -

Stock2,196
HE3671A2410
Littelfuse Inc.

RELAY REED SPST 500MA 24V

Package: -

Stock2,592
HE3671A2400
Littelfuse Inc.

RELAY REED SPST 500MA 24V

Package: -

Stock5,994
HE3671A1210
Littelfuse Inc.

RELAY REED SPST 500MA 12V

Package: -

Stock2,700
HE3671A1200
Littelfuse Inc.

RELAY REED SPST 500MA 12V

Package: -

Stock7,848
HE721C2440
Littelfuse Inc.

RELAY REED SPDT 250MA 24V

Package: -

Stock2,466
HE721C2420
Littelfuse Inc.

RELAY REED SPDT 250MA 24V

Package: -

Stock3,436
HE721C1240
Littelfuse Inc.

RELAY REED SPDT 250MA 12V

Package: -

Stock3,078
HE721C1220
Littelfuse Inc.

RELAY REED SPDT 250MA 12V

Package: -

Stock4,032
HE721C0550
Littelfuse Inc.

RELAY REED SPDT 250MA 5V

Package: -

Stock8,370
HE721A2450
Littelfuse Inc.

RELAY REED SPST 500MA 24V

Package: -

Stock6,336
HE721A2440
Littelfuse Inc.

RELAY REED SPST 500MA 24V

Package: -

Stock7,002
HE721A2420
Littelfuse Inc.

RELAY REED SPST 500MA 24V

Package: -

Stock8,298
HE721A1250
Littelfuse Inc.

RELAY REED SPST 500MA 12V

Package: -

Stock8,298
HE721A0550
Littelfuse Inc.

RELAY REED SPST 500MA 5V

Package: -

Stock5,580
HE3621A2450
Littelfuse Inc.

RELAY REED SPST 500MA 24V

Package: -

Stock6,192
HE3621A2440
Littelfuse Inc.

RELAY REED SPST 500MA 24V

Package: -

Stock5,382
HE3621A1240
Littelfuse Inc.

RELAY REED SPST 500MA 12V

Package: -

Stock7,434

Part Number	Manufacturer	Description	Package	Stock	Coil Type	Coil Current	Coil Voltage	Contact Form	Contact Rating (Current)	Switching Voltage	Turn On Voltage (Max)	Turn Off Voltage (Min)	Operate Time	Release Time	Features	Mounting Type	Termination Style
HE721R1200	Littelfuse Inc.	RELAY REED SPDT 250MA 12V Relay Type: Reed Coil Type: Non Latching Coil Current: 24mA Coil Voltage: 12VDC Contact Form: SPDT (1 Form C) Contact Rating (Current): 250mA Switching Voltage: 175VDC - Max Turn On Voltage (Max): 8 VDC Turn Off Voltage (Min): 1 VDC Operate Time: 3ms Release Time: 3ms Features: - Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock6,714	Non Latching	24mA	12VDC	SPDT (1 Form C)	250mA	175VDC - Max	8 VDC	1 VDC	3ms	3ms	-	Through Hole	PC Pin
HE3321A0440	Littelfuse Inc.	RELAY REED SPST 500MA 5V Relay Type: Reed Coil Type: Non Latching Coil Current: 10mA Coil Voltage: 5VDC Contact Form: SPST-NO (1 Form A) Contact Rating (Current): 500mA Switching Voltage: 200VDC - Max Turn On Voltage (Max): 3.75 VDC Turn Off Voltage (Min): 0.5 VDC Operate Time: 1ms Release Time: 1ms Features: External Magnetic Shield Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock8,442	Non Latching	10mA	5VDC	SPST-NO (1 Form A)	500mA	200VDC - Max	3.75 VDC	0.5 VDC	1ms	1ms	External Magnetic Shield	Through Hole	PC Pin
HE3321A0540	Littelfuse Inc.	RELAY REED SPST 500MA 5V Relay Type: - Coil Type: - Coil Current: - Coil Voltage: - Contact Form: - Contact Rating (Current): - Switching Voltage: - Turn On Voltage (Max): - Turn Off Voltage (Min): - Operate Time: - Release Time: - Features: - Mounting Type: - Termination Style: -	Package: -	Stock2,196	-	-	-	-	-	-	-	-	-	-	-	-	-
HE3671A2410	Littelfuse Inc.	RELAY REED SPST 500MA 24V Relay Type: Reed Coil Type: Non Latching Coil Current: 11.1mA Coil Voltage: 24VDC Contact Form: SPST-NO (1 Form A) Contact Rating (Current): 500mA Switching Voltage: 200VDC - Max Turn On Voltage (Max): 16 VDC Turn Off Voltage (Min): 2 VDC Operate Time: 1ms Release Time: 1ms Features: Diode Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock2,592	Non Latching	11.1mA	24VDC	SPST-NO (1 Form A)	500mA	200VDC - Max	16 VDC	2 VDC	1ms	1ms	Diode	Through Hole	PC Pin
HE3671A2400	Littelfuse Inc.	RELAY REED SPST 500MA 24V Relay Type: Reed Coil Type: Non Latching Coil Current: 11.1mA Coil Voltage: 24VDC Contact Form: SPST-NO (1 Form A) Contact Rating (Current): 500mA Switching Voltage: 200VDC - Max Turn On Voltage (Max): 16 VDC Turn Off Voltage (Min): 2 VDC Operate Time: 1ms Release Time: 1ms Features: - Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock5,994	Non Latching	11.1mA	24VDC	SPST-NO (1 Form A)	500mA	200VDC - Max	16 VDC	2 VDC	1ms	1ms	-	Through Hole	PC Pin
HE3671A1210	Littelfuse Inc.	RELAY REED SPST 500MA 12V Relay Type: Reed Coil Type: Non Latching Coil Current: 12mA Coil Voltage: 12VDC Contact Form: SPST-NO (1 Form A) Contact Rating (Current): 500mA Switching Voltage: 200VDC - Max Turn On Voltage (Max): 8 VDC Turn Off Voltage (Min): 1 VDC Operate Time: 1ms Release Time: 1ms Features: Diode Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock2,700	Non Latching	12mA	12VDC	SPST-NO (1 Form A)	500mA	200VDC - Max	8 VDC	1 VDC	1ms	1ms	Diode	Through Hole	PC Pin
HE3671A1200	Littelfuse Inc.	RELAY REED SPST 500MA 12V Relay Type: Reed Coil Type: Non Latching Coil Current: 12mA Coil Voltage: 12VDC Contact Form: SPST-NO (1 Form A) Contact Rating (Current): 500mA Switching Voltage: 200VDC - Max Turn On Voltage (Max): 8 VDC Turn Off Voltage (Min): 1 VDC Operate Time: 1ms Release Time: 1ms Features: - Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock7,848	Non Latching	12mA	12VDC	SPST-NO (1 Form A)	500mA	200VDC - Max	8 VDC	1 VDC	1ms	1ms	-	Through Hole	PC Pin
HE721C2440	Littelfuse Inc.	RELAY REED SPDT 250MA 24V Relay Type: Reed Coil Type: Non Latching Coil Current: 12mA Coil Voltage: 24VDC Contact Form: SPDT (1 Form C) Contact Rating (Current): 250mA Switching Voltage: 175VDC - Max Turn On Voltage (Max): 16 VDC Turn Off Voltage (Min): 2 VDC Operate Time: 3ms Release Time: 3ms Features: Magnetic Shield Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock2,466	Non Latching	12mA	24VDC	SPDT (1 Form C)	250mA	175VDC - Max	16 VDC	2 VDC	3ms	3ms	Magnetic Shield	Through Hole	PC Pin
HE721C2420	Littelfuse Inc.	RELAY REED SPDT 250MA 24V Relay Type: Reed Coil Type: Non Latching Coil Current: 12mA Coil Voltage: 24VDC Contact Form: SPDT (1 Form C) Contact Rating (Current): 250mA Switching Voltage: 175VDC - Max Turn On Voltage (Max): 16 VDC Turn Off Voltage (Min): 2 VDC Operate Time: 3ms Release Time: 3ms Features: Electrostatic Shield Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock3,436	Non Latching	12mA	24VDC	SPDT (1 Form C)	250mA	175VDC - Max	16 VDC	2 VDC	3ms	3ms	Electrostatic Shield	Through Hole	PC Pin
HE721C1240	Littelfuse Inc.	RELAY REED SPDT 250MA 12V Relay Type: Reed Coil Type: Non Latching Coil Current: 24mA Coil Voltage: 12VDC Contact Form: SPDT (1 Form C) Contact Rating (Current): 250mA Switching Voltage: 175VDC - Max Turn On Voltage (Max): 8 VDC Turn Off Voltage (Min): 1 VDC Operate Time: 3ms Release Time: 3ms Features: Magnetic Shield Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock3,078	Non Latching	24mA	12VDC	SPDT (1 Form C)	250mA	175VDC - Max	8 VDC	1 VDC	3ms	3ms	Magnetic Shield	Through Hole	PC Pin
HE721C1220	Littelfuse Inc.	RELAY REED SPDT 250MA 12V Relay Type: Reed Coil Type: Non Latching Coil Current: 24mA Coil Voltage: 12VDC Contact Form: SPDT (1 Form C) Contact Rating (Current): 250mA Switching Voltage: 175VDC - Max Turn On Voltage (Max): 8 VDC Turn Off Voltage (Min): 1 VDC Operate Time: 3ms Release Time: 3ms Features: Electrostatic Shield Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock4,032	Non Latching	24mA	12VDC	SPDT (1 Form C)	250mA	175VDC - Max	8 VDC	1 VDC	3ms	3ms	Electrostatic Shield	Through Hole	PC Pin
HE721C0550	Littelfuse Inc.	RELAY REED SPDT 250MA 5V Relay Type: Reed Coil Type: Non Latching Coil Current: 25mA Coil Voltage: 5VDC Contact Form: SPDT (1 Form C) Contact Rating (Current): 250mA Switching Voltage: 175VDC - Max Turn On Voltage (Max): 3.75 VDC Turn Off Voltage (Min): 0.5 VDC Operate Time: 3ms Release Time: 3ms Features: Diode, External Magnetic Shield Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock8,370	Non Latching	25mA	5VDC	SPDT (1 Form C)	250mA	175VDC - Max	3.75 VDC	0.5 VDC	3ms	3ms	Diode, External Magnetic Shield	Through Hole	PC Pin
HE721A2450	Littelfuse Inc.	RELAY REED SPST 500MA 24V Relay Type: Reed Coil Type: Non Latching Coil Current: 11.1mA Coil Voltage: 24VDC Contact Form: SPST-NO (1 Form A) Contact Rating (Current): 500mA Switching Voltage: 200VDC - Max Turn On Voltage (Max): 16 VDC Turn Off Voltage (Min): 2 VDC Operate Time: 1ms Release Time: 1ms Features: Diode, External Magnetic Shield Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock6,336	Non Latching	11.1mA	24VDC	SPST-NO (1 Form A)	500mA	200VDC - Max	16 VDC	2 VDC	1ms	1ms	Diode, External Magnetic Shield	Through Hole	PC Pin
HE721A2440	Littelfuse Inc.	RELAY REED SPST 500MA 24V Relay Type: Reed Coil Type: Non Latching Coil Current: 11.1mA Coil Voltage: 24VDC Contact Form: SPST-NO (1 Form A) Contact Rating (Current): 500mA Switching Voltage: 200VDC - Max Turn On Voltage (Max): 16 VDC Turn Off Voltage (Min): 2 VDC Operate Time: 1ms Release Time: 1ms Features: Magnetic Shield Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock7,002	Non Latching	11.1mA	24VDC	SPST-NO (1 Form A)	500mA	200VDC - Max	16 VDC	2 VDC	1ms	1ms	Magnetic Shield	Through Hole	PC Pin
HE721A2420	Littelfuse Inc.	RELAY REED SPST 500MA 24V Relay Type: Reed Coil Type: Non Latching Coil Current: 11.1mA Coil Voltage: 24VDC Contact Form: SPST-NO (1 Form A) Contact Rating (Current): 500mA Switching Voltage: 200VDC - Max Turn On Voltage (Max): 16 VDC Turn Off Voltage (Min): 2 VDC Operate Time: 1ms Release Time: 1ms Features: Electrostatic Shield Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock8,298	Non Latching	11.1mA	24VDC	SPST-NO (1 Form A)	500mA	200VDC - Max	16 VDC	2 VDC	1ms	1ms	Electrostatic Shield	Through Hole	PC Pin
HE721A1250	Littelfuse Inc.	RELAY REED SPST 500MA 12V Relay Type: Reed Coil Type: Non Latching Coil Current: 12mA Coil Voltage: 12VDC Contact Form: SPST-NO (1 Form A) Contact Rating (Current): 500mA Switching Voltage: 200VDC - Max Turn On Voltage (Max): 8 VDC Turn Off Voltage (Min): 1 VDC Operate Time: 1ms Release Time: 1ms Features: Diode, External Magnetic Shield Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock8,298	Non Latching	12mA	12VDC	SPST-NO (1 Form A)	500mA	200VDC - Max	8 VDC	1 VDC	1ms	1ms	Diode, External Magnetic Shield	Through Hole	PC Pin
HE721A0550	Littelfuse Inc.	RELAY REED SPST 500MA 5V Relay Type: Reed Coil Type: Non Latching Coil Current: 10mA Coil Voltage: 5VDC Contact Form: SPST-NO (1 Form A) Contact Rating (Current): 500mA Switching Voltage: 200VDC - Max Turn On Voltage (Max): 3.75 VDC Turn Off Voltage (Min): 0.5 VDC Operate Time: 1ms Release Time: 1ms Features: Diode, External Magnetic Shield Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock5,580	Non Latching	10mA	5VDC	SPST-NO (1 Form A)	500mA	200VDC - Max	3.75 VDC	0.5 VDC	1ms	1ms	Diode, External Magnetic Shield	Through Hole	PC Pin
HE3621A2450	Littelfuse Inc.	RELAY REED SPST 500MA 24V Relay Type: Reed Coil Type: Non Latching Coil Current: 11.1mA Coil Voltage: 24VDC Contact Form: SPST-NO (1 Form A) Contact Rating (Current): 500mA Switching Voltage: 200VDC - Max Turn On Voltage (Max): 16 VDC Turn Off Voltage (Min): 2 VDC Operate Time: 1ms Release Time: 1ms Features: Diode, External Magnetic Shield Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock6,192	Non Latching	11.1mA	24VDC	SPST-NO (1 Form A)	500mA	200VDC - Max	16 VDC	2 VDC	1ms	1ms	Diode, External Magnetic Shield	Through Hole	PC Pin
HE3621A2440	Littelfuse Inc.	RELAY REED SPST 500MA 24V Relay Type: Reed Coil Type: Non Latching Coil Current: 11.1mA Coil Voltage: 24VDC Contact Form: SPST-NO (1 Form A) Contact Rating (Current): 500mA Switching Voltage: 200VDC - Max Turn On Voltage (Max): 16 VDC Turn Off Voltage (Min): 2 VDC Operate Time: 1ms Release Time: 1ms Features: Magnetic Shield Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock5,382	Non Latching	11.1mA	24VDC	SPST-NO (1 Form A)	500mA	200VDC - Max	16 VDC	2 VDC	1ms	1ms	Magnetic Shield	Through Hole	PC Pin
HE3621A1240	Littelfuse Inc.	RELAY REED SPST 500MA 12V Relay Type: Reed Coil Type: Non Latching Coil Current: 12mA Coil Voltage: 12VDC Contact Form: SPST-NO (1 Form A) Contact Rating (Current): 500mA Switching Voltage: 200VDC - Max Turn On Voltage (Max): 8 VDC Turn Off Voltage (Min): 1 VDC Operate Time: 1ms Release Time: 1ms Features: Magnetic Shield Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock7,434	Non Latching	12mA	12VDC	SPST-NO (1 Form A)	500mA	200VDC - Max	8 VDC	1 VDC	1ms	1ms	Magnetic Shield	Through Hole	PC Pin
HE722A2450	Littelfuse Inc.	RELAY REED DPST 500MA 24V Relay Type: Reed Coil Type: Non Latching Coil Current: 11.1mA Coil Voltage: 24VDC Contact Form: DPST (2 Form A) Contact Rating (Current): 500mA Switching Voltage: 200VDC - Max Turn On Voltage (Max): 16 VDC Turn Off Voltage (Min): 2 VDC Operate Time: 1ms Release Time: 1ms Features: Diode, External Magnetic Shield Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock7,686	Non Latching	11.1mA	24VDC	DPST (2 Form A)	500mA	200VDC - Max	16 VDC	2 VDC	1ms	1ms	Diode, External Magnetic Shield	Through Hole	PC Pin
HE722A2440	Littelfuse Inc.	RELAY REED DPST 500MA 24V Relay Type: Reed Coil Type: Non Latching Coil Current: 11.1mA Coil Voltage: 24VDC Contact Form: DPST (2 Form A) Contact Rating (Current): 500mA Switching Voltage: 200VDC - Max Turn On Voltage (Max): 16 VDC Turn Off Voltage (Min): 2 VDC Operate Time: 1ms Release Time: 1ms Features: Magnetic Shield Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock6,966	Non Latching	11.1mA	24VDC	DPST (2 Form A)	500mA	200VDC - Max	16 VDC	2 VDC	1ms	1ms	Magnetic Shield	Through Hole	PC Pin
HE722A2430	Littelfuse Inc.	RELAY REED DPST 500MA 24V Relay Type: Reed Coil Type: Non Latching Coil Current: 11.1mA Coil Voltage: 24VDC Contact Form: DPST (2 Form A) Contact Rating (Current): 500mA Switching Voltage: 200VDC - Max Turn On Voltage (Max): 16 VDC Turn Off Voltage (Min): 2 VDC Operate Time: 1ms Release Time: 1ms Features: Diode, Electrostatic Shield Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock2,502	Non Latching	11.1mA	24VDC	DPST (2 Form A)	500mA	200VDC - Max	16 VDC	2 VDC	1ms	1ms	Diode, Electrostatic Shield	Through Hole	PC Pin
HE722A2420	Littelfuse Inc.	RELAY REED DPST 500MA 24V Relay Type: Reed Coil Type: Non Latching Coil Current: 11.1mA Coil Voltage: 24VDC Contact Form: DPST (2 Form A) Contact Rating (Current): 500mA Switching Voltage: 200VDC - Max Turn On Voltage (Max): 16 VDC Turn Off Voltage (Min): 2 VDC Operate Time: 1ms Release Time: 1ms Features: Electrostatic Shield Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock6,912	Non Latching	11.1mA	24VDC	DPST (2 Form A)	500mA	200VDC - Max	16 VDC	2 VDC	1ms	1ms	Electrostatic Shield	Through Hole	PC Pin
HE722A1240	Littelfuse Inc.	RELAY REED DPST 500MA 12V Relay Type: Reed Coil Type: Non Latching Coil Current: 24mA Coil Voltage: 12VDC Contact Form: DPST (2 Form A) Contact Rating (Current): 500mA Switching Voltage: 200VDC - Max Turn On Voltage (Max): 8 VDC Turn Off Voltage (Min): 1 VDC Operate Time: 1ms Release Time: 1ms Features: Magnetic Shield Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock8,226	Non Latching	24mA	12VDC	DPST (2 Form A)	500mA	200VDC - Max	8 VDC	1 VDC	1ms	1ms	Magnetic Shield	Through Hole	PC Pin
HE722A1230	Littelfuse Inc.	RELAY REED DPST 500MA 12V Relay Type: Reed Coil Type: Non Latching Coil Current: 24mA Coil Voltage: 12VDC Contact Form: DPST (2 Form A) Contact Rating (Current): 500mA Switching Voltage: 200VDC - Max Turn On Voltage (Max): 8 VDC Turn Off Voltage (Min): 1 VDC Operate Time: 1ms Release Time: 1ms Features: Diode, Electrostatic Shield Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock5,382	Non Latching	24mA	12VDC	DPST (2 Form A)	500mA	200VDC - Max	8 VDC	1 VDC	1ms	1ms	Diode, Electrostatic Shield	Through Hole	PC Pin
HE722A1220	Littelfuse Inc.	RELAY REED DPST 500MA 12V Relay Type: Reed Coil Type: Non Latching Coil Current: 24mA Coil Voltage: 12VDC Contact Form: DPST (2 Form A) Contact Rating (Current): 500mA Switching Voltage: 200VDC - Max Turn On Voltage (Max): 8 VDC Turn Off Voltage (Min): 1 VDC Operate Time: 1ms Release Time: 1ms Features: Electrostatic Shield Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock8,910	Non Latching	24mA	12VDC	DPST (2 Form A)	500mA	200VDC - Max	8 VDC	1 VDC	1ms	1ms	Electrostatic Shield	Through Hole	PC Pin
HE722A0550	Littelfuse Inc.	RELAY REED DPST 500MA 5V Relay Type: Reed Coil Type: Non Latching Coil Current: 25mA Coil Voltage: 5VDC Contact Form: DPST (2 Form A) Contact Rating (Current): 500mA Switching Voltage: 200VDC - Max Turn On Voltage (Max): 3.75 VDC Turn Off Voltage (Min): 0.5 VDC Operate Time: 1ms Release Time: 1ms Features: Diode, External Magnetic Shield Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock7,092	Non Latching	25mA	5VDC	DPST (2 Form A)	500mA	200VDC - Max	3.75 VDC	0.5 VDC	1ms	1ms	Diode, External Magnetic Shield	Through Hole	PC Pin