4PDT-CO Power & Signal Relays 11

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Part	Manufacturer	Relay Type	Mounting Feature	Relay Action	Relay Function	Coil or Input Supply Type	Reference Standard	Maximum Contact AC Rating (R Load)	Dielectric Strength Between Open Contacts	Relay Form	Operate Time	Maximum Contact AC Rating (M Load)	Electrical Life	Release Time	Insulation Resistance	Coil Power (mW)	Body Length/Diameter	Body Width	Coil Resistance	Sealing	Weight	Physical Dimension	End Contact Plating	Body Height	Maximum Contact DC Rating (R Load)	Maximum Operating Temperature	Maximum AC Contact Current	Maximum DC Coil Current	Maximum Contact AC Rating (I Load)	Minimum Operating Temperature	DC Coil Release Voltage	Terminal Finish	Maximum DC Contact Current	Termination Type	Nominal Coil Voltage	DC Coil Operate Voltage	Contact Resistance	Input Switching Control Type	End Contact Material	Maximum DC Contact Voltage	Additional Features	Maximum AC Contact Voltage	JESD-609 Code	Terminal Length	Maximum DC Coil Voltage	Contact or Output Supply Type
9-1617755-2	TE Connectivity	Power/Signal Relay	Through Hole-Straight Mount	Momentary	4PDT-CO	DC				4 Form C									290 Ω	Hermetically Sealed						125 °C (257 °F)	10 A			-70 °C (-94 °F)			10 A	Solder/Quick Connect					Silver Cadmium Oxide						28 V	AC/DC
3SBH1139A2	TE Connectivity	Power/Signal Relay	Panel Mount	Momentary	4PDT-CO	DC	M39016			4 Form C	4 ms		100000 Cycle(s)	4 ms		975 mW	0.61 in (15.49 mm)	15.49 in (393.446 mm)	720 Ω	Hermetically Sealed		0.61 x 0.61 x 0.32 in (15.49 x 15.49 x 8.13 mm)		0.32 in (8.13 mm)	2A@28VDC	125 °C (257 °F)	2 A	37 mA		-65 °C (-85 °F)	1.5 V		2 A	Solder		13.5 V				28 V					26.5 V	AC/DC
3SBH1231A2	TE Connectivity	Power/Signal Relay	Panel Mount	Momentary	4PDT-CO	DC				4 Form C	4 ms		100000 Cycle(s)	6 ms		975 mW	0.61 in (15.49 mm)	15.49 in (393.446 mm)	720 Ω	Hermetically Sealed		0.61 x 0.61 x 0.32 in (15.49 x 15.49 x 8.13 mm)		0.32 in (8.13 mm)	2A@28VDC	125 °C (257 °F)	2 A	37 mA		-65 °C (-85 °F)	1.5 V		2 A	Solder		13.5 V				28 V	With Coil Suppression Diode				26.5 V	AC/DC
3SBH1165A2	TE Connectivity	Power/Signal Relay	Panel Mount	Momentary	4PDT-CO	DC				4 Form C						975 mW			720 Ω	Hermetically Sealed						125 °C (257 °F)	2 A	37 mA		-65 °C (-85 °F)			2 A	Solder											26.5 V	AC/DC
FCA-410-1621M	TE Connectivity	Power/Signal Relay	Panel Mount	Momentary	4PDT-CO	DC		10A@120VAC	1.25 kVrms	4 Form C	15 ms	4A@120VAC		15 ms	100 MΩ	2.716 W	1.025 in (26.03 mm)	26.03 in (661.162 mm)	290 Ω	Hermetically Sealed	77 g	1.025 x 1.025 x 1.01 in (26.03 x 26.03 x 25.65 mm)	Gold	1.01 in (25.65 mm)	10A@28VDC	125 °C (257 °F)	10 A	97 mA	8A@120VAC	-70 °C (-94 °F)	1.5 V	Tin/Lead	10 A	Solder Hook	28 V	18 V	10 mΩ	Random	Silver Cadmium Oxide	28 V	Polarized	120 V	e0	0.3071 in (7.8 mm)	28 V	AC/DC
FCB-405-0622M	TE Connectivity	Power/Signal Relay	Panel Mount	Momentary	4PDT-CO	DC				4 Form C									400 Ω	Hermetically Sealed						125 °C (257 °F)	5 A			-70 °C (-94 °F)		Gold	5 A	Solder Hook					Silver Cadmium Oxide				e4		28 V	AC/DC
FCA-410-1622M	TE Connectivity	Power/Signal Relay	Panel Mount	Momentary	4PDT-CO	DC		10A@120VAC	1.25 kVrms	4 Form C	15 ms	4A@120VAC		15 ms	100 MΩ		1.025 in (26.03 mm)	26.03 in (661.162 mm)	290 Ω	Hermetically Sealed	77 g	1.025 x 1.025 x 1.01 in (26.03 x 26.03 x 25.65 mm)	Gold	1.01 in (25.65 mm)	10A@28VDC	125 °C (257 °F)	10 A		8A@120VAC	-70 °C (-94 °F)	1.5 V	Gold	10 A	Solder Hook	28 V	18 V	10 mΩ	Random	Silver Cadmium Oxide	28 V		120 V	e4	0.2677 in (6.8 mm)	28 V	AC/DC
FCA-410-1522M	TE Connectivity	Power/Signal Relay	Panel Mount	Momentary	4PDT-CO	DC				4 Form C						2.716 W			290 Ω	Hermetically Sealed						125 °C (257 °F)	10 A	97 mA		-70 °C (-94 °F)		Gold	10 A	Solder Hook					Silver Cadmium Oxide		Polarized		e4		28 V	AC/DC
2-1617785-7	TE Connectivity	Power/Signal Relay	Panel Mount		4PDT-CO	DC				4 Form C									18 Ω	Hermetically Sealed						125 °C (257 °F)	10 A			-70 °C (-94 °F)			10 A	Solder Hook					Silver Cadmium Oxide						6 V
1617786-2	TE Connectivity	Power/Signal Relay	Panel Mount		4PDT-CO	DC				4 Form C									70 Ω	Hermetically Sealed						125 °C (257 °F)	10 A			-70 °C (-94 °F)			10 A	Solder/Quick Connect					Silver Cadmium Oxide						12 V
2-1617785-6	TE Connectivity	Power/Signal Relay	Panel Mount		4PDT-CO	DC				4 Form C									18 Ω	Hermetically Sealed						125 °C (257 °F)	10 A			-70 °C (-94 °F)			10 A	Solder Hook					Silver Cadmium Oxide						6 V

Power & Signal Relays

Power and signal relays are electromechanical switches that are used to control power circuits and signal circuits respectively. Power relays are designed to handle higher voltages and currents, typically in the range of several hundred volts and amperes. They are commonly used in industrial and automotive applications to switch on/off motors, heaters, lights, and other high-power loads. Signal relays, on the other hand, are designed to handle lower voltages and currents, typically in the range of several volts and milliamperes. They are commonly used in electronic equipment such as computers, telecommunications equipment, and consumer electronics to switch on/off signals, data, and low-power loads.

Power and signal relays come in different types and configurations depending on the specific application requirements. Some common types include electromechanical relays, reed relays, solid-state relays, and latching relays. Electromechanical relays use a mechanical switching mechanism, typically a set of contacts that move to make or break an electrical circuit. Reed relays use a set of magnetically activated contacts that are enclosed in a sealed glass tube. Solid-state relays use a semiconductor device to switch on/off the load. Latching relays use a magnetic field to hold the contacts in either the open or closed position, eliminating the need for continuous power to maintain the relay's state.

Power and signal relays play a critical role in the overall performance and reliability of electrical and electronic systems. The selection of the appropriate relay for a given application is crucial to ensure proper operation, safety, and longevity of the system. Factors to consider when selecting a relay include the load current and voltage, switching frequency, contact rating, switching speed, contact bounce, and environmental conditions such as temperature, humidity, and vibration. Proper maintenance and testing of relays are also important to ensure their continued performance and reliability over time.