How many Littelfuse Littelfuse TSD7 Series part numbers are listed?

9 Littelfuse Littelfuse TSD7 Series part numbers are listed, each with specifications and a datasheet where available.

How do I get pricing and lead time for Littelfuse Littelfuse TSD7 Series?

Request a quote (RFQ) for any Littelfuse TSD7 Series part number and we confirm price, availability and lead time per line — including end-of-life and hard-to-find variants.

Littelfuse TSD7 Series

Q: How do the Littelfuse Littelfuse TSD7 Series variants differ?

Littelfuse TSD7 Series part numbers differ by delay time, supply voltage and timing adjustment method. Use the selection guide above to pick by delay time.

9 variants · Littelfuse

About the Littelfuse Littelfuse TSD7 Series series

The Littelfuse Littelfuse TSD7 Series series groups 9 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. The listed variants share a common mounting of Chassis Mount, package of Bulk and timing initiate method of Input Voltage. Variants differ by delay time, supply voltage and timing adjustment method, so you can match the exact delay time your application requires using the selection guide below.

Parameter	TSD7412S	TSD7421	TSD7423	TSD761180S	TSD7621	TSD7424
Delay time	Fixed, 2 Sec	1 Sec to 100 Sec	0.1 Min to 10 Min	Fixed, 180 Sec	1 Sec to 100 Sec	1 Min to 100 Min
Supply voltage	120 VAC	120 VAC	120 VAC	230 VAC	230 VAC	120 VAC
Timing adjustment method	Fixed	External Resistor	External Resistor	Fixed	External Resistor	Fixed

Littelfuse TSD7 Series

About the Littelfuse Littelfuse TSD7 Series series

Select a variant by

Variant comparison

Shared specifications

Frequently asked questions

All variants

TSD7412S

TSD7421

TSD7423

TSD7424

TSD761180S

TSD7611S

TSD7621

TSD761120S

TSD7412S

TSD7421

TSD7423

TSD7424

TSD761180S

TSD7611S

TSD7621

TSD761120S