Welcome to netCOMPONENTS!

netCOMPONENTS is a market leader in sourcing services for the worldwide electronic components industry. netCOMPONENTS is the world's premier destination for the sourcing and procurement of electronic components, connecting members (buyers) and suppliers (sellers) in a direct and vendor-neutral environment!

Stock/Availability for: FST-21A-4

Find suppliers of FST-21A-4 using netCOMPONENTS. If you are not already a netCOMPONENTS member, request a free trial membership today to search the netCOMPONENTS database of over 400 billion electronic components and contact FST-21A-4 suppliers.

Register Today

  • Search 900 Billion+ Electronic Components
  • 3,000+ Suppliers
  • Launched in 1997
Request a Free Trial Membership

Statistics

Total Quantity
3,869
Line Items
5
Suppliers listing this part
5
Countries/regions where listing suppliers exist
2
Most Recent Upload
9/3/2025

Sponsored Live Part Search

Part Number: FST-21A-4

Part NumberCountry/RegionSuppliersLine ItemsTotal Qty
FST-21A-4US443,863
FST21A-4IT116

Other Parts

Part Number Countries/RegionsSuppliersLine ItemsTotal Qty
FST21A-15 310102,548
FST-21A-6 491015,215
FST21A-3 581032,770
FST21A10 455663
FST-21A 34486,728
FST21A-2 3446,748
FST-21A-1 23333,418
FST21A5 3334,467
FST-21A-18 133535
FST21A30 233111

Possible Component Manufacturers*

TE Connectivity - Polamco (Polamco)
Axicom (Tyco Relays)
TE Connectivity (Linx Technologies)
TE Connectivity - Ladd (Ladd)
TE Connectivity Relays - Kilovac (Kilovac)
Tyco Electronics' new name is TE Connectivity

* This symbol ( ) will appear next to the manufacturer if a datasheet is available for the part. Registered members can click on the datasheet icon to locate the datasheet for the part.

Request a Free Trial Membership to contact suppliers for part number FST-21A-4

Page Created: 9/5/2025 5:05:20 PM