Specification	2-521144-2

Color	Red
Contact Finish	Tin
Contact Material	Brass
Gender	Male
Insulation	Fully Insulated
Insulation Diameter [diameter]	5.84 mm
Insulation Diameter [diameter]	0.23 in
Length - Overall [x]	23.75 mm
Length - Overall [x]	0.935 "
Mounting Type	Free Hanging (In-Line)
Tab Thickness	0.81 mm
Tab Thickness	0.032 in
Tab Width [x]	6.35 mm
Tab Width [x]	0.25 in
Terminal Type	Standard
Termination	Crimp
Wire Gauge [Max]	22 AWG
Wire Gauge [Min]	17.5 AWG

Ultra-Fast 250 Series

Part	Insulation Diameter [Max]	Insulation Diameter [Max]	Insulation Diameter [Min]	Insulation Diameter [Min]	Color	Contact Finish	Insulation	Length - Overall [x]	Length - Overall [x]	Tab Width [x]	Tab Width [x]	Gender	Wire Gauge [Max]	Wire Gauge [Min]	Mounting Type	Termination	Terminal Type	Tab Thickness	Tab Thickness	Contact Material	Insulation Diameter [diameter]	Insulation Diameter [diameter]	Material	Note	Style	Terminal Size	Terminal Size	For Use With/Related Products	For Use With/Related Products	For Use With/Related Products	Number of Positions	Stacking Direction
TE Connectivity AMP Connectors 2-520405-2	0.135 in	3.43 mm	0.06 in	1.52 mm	Red	Tin	Fully Insulated	21.72 mm	0.855 in	6.35 mm	0.25 in	Female	22 AWG	17.5 AWG	Free Hanging (In-Line)	Crimp	Standard	0.81 mm	0.032 in	Brass
TE Connectivity AMP Connectors 2-520183-2					Red	Tin	Fully Insulated	21.72 mm	0.855 in	6.35 mm	0.25 in	Female	22 AWG	17.5 AWG	Free Hanging (In-Line)	Crimp	Standard	0.81 mm	0.032 in	Brass
TE Connectivity AMP Connectors 5-520263-2					Red	Tin	Fully Insulated	23.75 mm	0.935 "	6.35 mm	0.25 in	Female	22 AWG	17.5 AWG	Free Hanging (In-Line)	Crimp	Standard	0.81 mm	0.032 in	Brass
TE Connectivity AMP Connectors 2-520103-2
TE Connectivity AMP Connectors 2-521192-2					Red	Tin	Fully Insulated	23.75 mm	0.935 "	6.35 mm	0.25 in	Male	22 AWG	17.5 AWG	Free Hanging (In-Line)	Crimp	Standard	0.81 mm	0.032 in	Brass	5.84 mm	0.23 in
TE Connectivity AMP Connectors 2-520184-2					Red	Tin	Fully Insulated	21.72 mm	0.855 in	6.35 mm	0.25 in	Female	22 AWG	17.5 AWG	Free Hanging (In-Line)	Crimp	Standard	0.81 mm	0.032 in	Brass
TE Connectivity AMP Connectors 3-520141-2					Blue	Tin	Fully Insulated	23.75 mm	0.935 "	6.35 mm	0.25 in	Female	16 AWG	14 AWG	Free Hanging (In-Line)	Crimp	Standard	0.81 mm	0.032 in	Brass	6.6 mm	0.26 in
TE Connectivity AMP Connectors 2-520264-2					Red	Tin	Fully Insulated	23.75 mm	0.935 "	6.35 mm	0.25 in	Female	22 AWG	17.5 AWG	Free Hanging (In-Line)	Crimp	Standard	0.81 mm	0.032 in	Brass	5.84 mm	0.23 in
TE Connectivity AMP Connectors 2-521144-2					Red	Tin	Fully Insulated	23.75 mm	0.935 "	6.35 mm	0.25 in	Male	22 AWG	17.5 AWG	Free Hanging (In-Line)	Crimp	Standard	0.81 mm	0.032 in	Brass	5.84 mm	0.23 in
TE Connectivity AMP Connectors 344079-1					Black							Female Receptacle			Free Hanging (In-Line)		Quick Connect Disconnect						Nylon	Contacts Not Included	Housing	0.25 in	6.35 mm	Quick Connects	6.35 mm	0.25 in	8	Top to Bottom and Side to Side

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Digikey	Cut Tape (CT)	1	$ 0.37
		10	$ 0.35
		25	$ 0.35
		50	$ 0.34
		100	$ 0.29
		250	$ 0.26
		500	$ 0.26
	N/A	23554	$ 0.57
	Tape & Reel (TR)	1200	$ 0.26
Newark	Each	10	$ 0.48
		25	$ 0.45
		100	$ 0.39
		500	$ 0.34

Description

General part information

Ultra-Fast 250 Series

Quick Disconnect Tab, 22 – 18 AWG, .32 – .82 mm² Wire, 6.35 mm [.25 in] Tab Width, Straight, Brass, Tin Plating, Strip/Reel, F-Crimp, Ultra-Fast 250

Documents

Technical documentation and resources

2-521144-2

Deep-Dive with AI

2-521144-2

Deep-Dive with AI

Technical Specifications

Ultra-Fast 250 Series

Pricing

Description

Ultra-Fast 250 Series

Documents

Manufacturer Catalogue EN

3D Product Image EN

Product Change Notice EN

Ultra-Fast Fully Insulated FASTON Tab Terminals

ENG_CD_521144_D_baseFilename.pdf

Datasheet

Ultra-Fast Series 110, 125, 187, 205, and 250 Fully-Insulated FASTON Terminals

ULTRA FAST FASTON SERIES

Ultra-Fast and Ultra Fast Plus

Ultra-Fast 250 Series