DC Power Connectors – Mouser United Kingdom

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721A 2.1mm Center Pin DC Power Jacks

Switchcraft 721A 2.1mm Center Pin DC Power Jacks provide an ideal mate for 2.1mm-style DC power plugs and offer a 30V_DC resistive rating and 5A or 7.5A current rating. The Switchcraft 721A operates over 5000 insertion/withdrawal cycles minimum and within a -40°C to +65°C temperature range. This family of 2.1mm pin diameter DC power jacks includes solder, straight, and right angle contact types.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) Filter the results in the table by unit price based on your quantity.	Qty.	Product	Inside Contact Diameter	Outside Contact Diameter	Mounting Style	Termination Style	Current Rating	Voltage Rating	Mounting Angle	Packaging
DC Power Connectors In-line 2.0mm long bushing w/o relief L722AC Switchcraft 1: £8.74 49In Stock 50On Order	Mfr. Part No. L722AC Mouser Part No 502-L722AC	Switchcraft	DC Power Connectors In-line 2.0mm long bushing w/o relief Learn More about Switchcraft cable mount dc power jacks	Datasheet	49In Stock 50On Order	£8.74 £7.75 £7.46 £6.43 View £5.99 £5.79 £5.60 £5.28	Min.: 1 Mult.: 1	Jacks	2 mm		Cable	Solder Lug	5 A	24 VDC	Straight	Bulk
DC Power Connectors In-line 2.0mm stndrd bushing w/o relief 722AC Switchcraft 1: £6.89 200In Stock	Mfr. Part No. 722AC Mouser Part No 502-722AC	Switchcraft	DC Power Connectors In-line 2.0mm stndrd bushing w/o relief Learn More about Switchcraft cable mount dc power jacks	Datasheet	200In Stock	£6.89 £5.98 £5.61 £5.34 View £4.93 £4.70 £4.53 £4.17	Min.: 1 Mult.: 1	Jacks	2 mm	5.5 mm	Cable	Solder	5 A	24 VDC	Straight	Bulk
DC Power Connectors In-line 2.0mm long bushing w/ relief L722ACF Switchcraft 1: £9.13 124In Stock	Mfr. Part No. L722ACF Mouser Part No 502-L722ACF	Switchcraft	DC Power Connectors In-line 2.0mm long bushing w/ relief Learn More about Switchcraft cable mount dc power jacks	Datasheet	124In Stock	£9.13 £7.94 £7.44 £6.75 View £6.22 £6.01 £5.60 Quote	Min.: 1 Mult.: 1	Jacks	2 mm		Cable	Solder Lug	5 A	24 VDC	Straight	Bulk
DC Power Connectors HI-TEMP 1.3MM R/A PO 732RAH Switchcraft 1: £8.45 100In Stock	Mfr. Part No. 732RAH Mouser Part No 502-732RAH	Switchcraft	DC Power Connectors HI-TEMP 1.3MM R/A PO Learn More about Switchcraft power jacks plugs	Datasheet	100In Stock	£8.45 £7.18 £6.73 £6.34 View £5.66 £5.57 £5.42	Min.: 1 Mult.: 1	Jacks	1.3 mm	5.5 mm	Panel	Solder Lug	7.5 A	24 VDC	Right Angle	Bulk
DC Power Connectors Panel Mnt 2.1mm Bushing Solder 721A Switchcraft 1: £3.77 5,230In Stock	Mfr. Part No. 721A Mouser Part No 502-721A	Switchcraft	DC Power Connectors Panel Mnt 2.1mm Bushing Solder Learn More about Switchcraft 721a power jacks	Datasheet	5,230In Stock	£3.77 £3.24 £3.03 £2.88 View £2.74 £2.56	Min.: 1 Mult.: 1	Jacks	2.1 mm	5.5 mm	Panel	Solder Lug	5 A	24 VDC	Straight	Bulk
DC Power Connectors R/A PC TERMINALS LONG BUSHING L722RA Switchcraft 1: £5.52 4,498In Stock	Mfr. Part No. L722RA Mouser Part No 502-L722RA	Switchcraft	DC Power Connectors R/A PC TERMINALS LONG BUSHING Learn More about Switchcraft right angle power jacks	Datasheet	4,498In Stock	£5.52 £4.82 £4.52 £4.31 View £4.09 £3.88 £3.67	Min.: 1 Mult.: 1	Jacks	2.1 mm	5.5 mm	Panel		5 A	24 VDC	Right Angle
DC Power Connectors RA LOCKING POWR JACK 712RA Switchcraft 1: £4.13 6,341In Stock	Mfr. Part No. 712RA Mouser Part No 502-712RA	Switchcraft	DC Power Connectors RA LOCKING POWR JACK Learn More about Switchcraft right angle power jacks	Datasheet	6,341In Stock	£4.13 £3.51 £3.30 £3.13 View £2.99 £2.76 £2.69	Min.: 1 Mult.: 1	Jacks	2.5 mm	5.5 mm	Panel	Through Hole	5 A	24 VDC	Right Angle
DC Power Connectors HI-TEMP 2.5MM POWER 712AH Switchcraft 1: £4.63 447In Stock	Mfr. Part No. 712AH Mouser Part No 502-712AH	Switchcraft	DC Power Connectors HI-TEMP 2.5MM POWER Learn More about Switchcraft power jacks plugs	Datasheet	447In Stock	£4.63 £4.16 £3.95 £3.66 View £3.48 £3.27 £3.08 £2.71 £2.62	Min.: 1 Mult.: 1	Jacks	2.5 mm	5.5 mm	Panel	Solder Lug	7.5 A	24 VDC	Straight	Bulk
DC Power Connectors Panel Mnt 2.1mm Bushing RA PC 721RA Switchcraft 1: £4.25 2,283In Stock	Mfr. Part No. 721RA Mouser Part No 502-721RA	Switchcraft	DC Power Connectors Panel Mnt 2.1mm Bushing RA PC Learn More about Switchcraft 721a power jacks	Datasheet	2,283In Stock	£4.25 £3.71 £3.48 £3.31 View £3.14 £2.90 £2.81 £2.55 £2.41	Min.: 1 Mult.: 1	Jacks	2.1 mm	5.5 mm	Panel	Solder Lug	5 A	24 VDC	Right Angle	Bulk
DC Power Connectors RA LOCKING POWR JACK 722RA Switchcraft 1: £4.12 1,689In Stock	Mfr. Part No. 722RA Mouser Part No 502-722RA	Switchcraft	DC Power Connectors RA LOCKING POWR JACK Learn More about Switchcraft right angle power jacks	Datasheet	1,689In Stock	£4.12 £3.51 £3.28 £3.13 View £2.98 £2.75 £2.65 £2.52 £2.37	Min.: 1 Mult.: 1	Jacks	2 mm	5.5 mm	Panel	Solder Lug	5 A	24 VDC	Right Angle	Bulk
DC Power Connectors Panel Mnt 2.1mm Long Bushing Solder L721A Switchcraft 1: £4.99 457In Stock 5,000Expected 06/10/2026	Mfr. Part No. L721A Mouser Part No 502-L721A	Switchcraft	DC Power Connectors Panel Mnt 2.1mm Long Bushing Solder Learn More about Switchcraft 721a power jacks	Datasheet	457In Stock 5,000Expected 06/10/2026	£4.99 £4.25 £3.98 £3.79 View £3.61 £3.34 £3.21 £3.06 £2.87	Min.: 1 Mult.: 1	Jacks	2.1 mm	5.5 mm	Panel	Solder Lug	5 A	24 VDC	Straight	Bulk
DC Power Connectors Panel Mnt 2.1mm Bushing Straight PC PC721A Switchcraft 1: £3.95 2,243In Stock 2,340On Order	Mfr. Part No. PC721A Mouser Part No 502-PC721A	Switchcraft	DC Power Connectors Panel Mnt 2.1mm Bushing Straight PC Learn More about Switchcraft 721a power jacks	Datasheet	2,243In Stock 2,340On Order	£3.95 £3.35 £3.14 £2.99 View £2.85 £2.83	Min.: 1 Mult.: 1	Jacks	2.1 mm	5.5 mm	Through Hole	Through Hole	5 A	24 VDC	Straight	Bulk
DC Power Connectors In-line 2.5mm stndrd bushing w/ relief 712ACF Switchcraft 1: £6.29 515In Stock	Mfr. Part No. 712ACF Mouser Part No 502-712ACF	Switchcraft	DC Power Connectors In-line 2.5mm stndrd bushing w/ relief Learn More about Switchcraft cable mount dc power jacks	Datasheet	515In Stock	£6.29 £5.89 £5.72 £5.55 View £5.33 £4.92 £4.70 £4.32	Min.: 1 Mult.: 1	Jacks	2.5 mm	5.5 mm	Cable	Solder	5 A	24 VDC	Straight	Bulk
DC Power Connectors In-line 2.0mm stndrd bushing w/ relief 722ACF Switchcraft 1: £6.68 569In Stock	Mfr. Part No. 722ACF Mouser Part No 502-722ACF	Switchcraft	DC Power Connectors In-line 2.0mm stndrd bushing w/ relief Learn More about Switchcraft cable mount dc power jacks	Datasheet	569In Stock	£6.68 £5.87 £5.49 £5.28 View £5.10 £4.79 £4.23 £3.97 £3.96	Min.: 1 Mult.: 1	Jacks	2 mm	5.5 mm	Cable	Solder	5 A	24 VDC	Straight	Bulk
DC Power Connectors 2.5MM LONG BUSHING L712RA Switchcraft 1: £5.15 2,812In Stock	Mfr. Part No. L712RA Mouser Part No 502-L712RA	Switchcraft	DC Power Connectors 2.5MM LONG BUSHING Learn More about Switchcraft right angle power jacks	Datasheet	2,812In Stock	£5.15 £4.55 £4.26 £4.06 View £3.86 £3.57 £3.45 £3.28	Min.: 1 Mult.: 1	Jacks	2.5 mm	5.5 mm	Panel		5 A	24 VDC	Right Angle	Bulk
DC Power Connectors In-line 2.5mm stndrd bushing w/o relief 712AC Switchcraft 1: £7.05 55In Stock	Mfr. Part No. 712AC Mouser Part No 502-712AC	Switchcraft	DC Power Connectors In-line 2.5mm stndrd bushing w/o relief Learn More about Switchcraft cable mount dc power jacks	Datasheet	55In Stock	£7.05 £5.98 £5.61 £5.34 View £5.04 £4.70 £4.30 £4.17	Min.: 1 Mult.: 1	Jacks	2.5 mm	5.5 mm	Cable	Solder	5 A	24 VDC	Straight	Bulk
DC Power Connectors HI-TEMP 2.5MM R/A PC 712RAH Switchcraft 1: £4.30 55In Stock 100On Order	Mfr. Part No. 712RAH Mouser Part No 502-712RAH	Switchcraft	DC Power Connectors HI-TEMP 2.5MM R/A PC Learn More about Switchcraft power jacks plugs	Datasheet	55In Stock 100On Order	£4.30 £4.10 £3.99 £3.68 £3.20	Min.: 1 Mult.: 1	Jacks	2.5 mm	5.5 mm	Panel	Solder Lug	7.5 A	24 VDC	Right Angle	Bulk
DC Power Connectors HI-TEMP 2.0MM R/A PC 722RAH Switchcraft 1: £5.97 80In Stock	Mfr. Part No. 722RAH Mouser Part No 502-722RAH	Switchcraft	DC Power Connectors HI-TEMP 2.0MM R/A PC Learn More about Switchcraft power jacks plugs	Datasheet	80In Stock	£5.97 £5.40 £5.11 £4.98 View £3.83 £3.61 £3.40 £3.20	Min.: 1 Mult.: 1	Jacks	2 mm	5.5 mm	Panel	Solder Lug	7.5 A	24 VDC	Right Angle	Bulk
DC Power Connectors In-line 1.3mm stndrd bushing w/ relief 732ACF Switchcraft 1: £8.15 72In Stock	Mfr. Part No. 732ACF Mouser Part No 502-732ACF	Switchcraft	DC Power Connectors In-line 1.3mm stndrd bushing w/ relief Learn More about Switchcraft cable mount dc power jacks	Datasheet	72In Stock	£8.15 £6.93 £6.50 £5.76 View £5.45 £5.19 £4.94 £4.91	Min.: 1 Mult.: 1	Jacks	1.3 mm	5.5 mm	Cable	Solder Lug	5 A	24 VDC	Straight	Bulk
DC Power Connectors HI-TEMP 1.3MM POWER 732AH Switchcraft 1: £7.48 70In Stock	Mfr. Part No. 732AH Mouser Part No 502-732AH	Switchcraft	DC Power Connectors HI-TEMP 1.3MM POWER Learn More about Switchcraft power jacks plugs	Datasheet	70In Stock	£7.48 £6.73 £6.35 £6.19 View £4.99 £4.96 £4.63 £4.31 £4.28	Min.: 1 Mult.: 1	Jacks	1.3 mm	5.5 mm	Panel	Solder Lug	7.5 A	24 VDC	Straight	Bulk
DC Power Connectors R/A PC MOUNT .050" DIA PIN 732RA Switchcraft 1: £6.66 100In Stock	Mfr. Part No. 732RA Mouser Part No 502-732RA	Switchcraft	DC Power Connectors R/A PC MOUNT .050" DIA PIN	Datasheet	100In Stock	£6.66 £6.20 £5.88 £5.73 View £5.59 £5.41 £4.99 £4.64	Min.: 1 Mult.: 1	Jacks				Through Hole	5 A	12 VDC	Right Angle
DC Power Connectors In-line 2.5mm long bushing w/o relief L712AC Switchcraft 1: £8.47 69In Stock	Mfr. Part No. L712AC Mouser Part No 502-L712AC	Switchcraft	DC Power Connectors In-line 2.5mm long bushing w/o relief Learn More about Switchcraft cable mount dc power jacks	Datasheet	69In Stock	£8.47 £7.20 £6.75 £6.43 View £6.01 £5.66 £5.43 £5.16 £5.14	Min.: 1 Mult.: 1	Jacks	2.5 mm		Cable	Solder Lug	5 A	24 VDC	Straight	Bulk
DC Power Connectors In-line 2.5mm long bushing w/ relief L712ACF Switchcraft 1: £8.19 68In Stock	Mfr. Part No. L712ACF Mouser Part No 502-L712ACF	Switchcraft	DC Power Connectors In-line 2.5mm long bushing w/ relief Learn More about Switchcraft cable mount dc power jacks	Datasheet	68In Stock	£8.19 £7.39 £7.00 £6.69 View £6.36 £5.88 £5.33	Min.: 1 Mult.: 1	Jacks	2.5 mm		Cable	Solder Lug	5 A	24 VDC	Straight	Bulk
DC Power Connectors Panel Mnt 2.1mm Long Bushing RA PC L721RA Switchcraft 1: £5.67 29In Stock 100Expected 17/11/2026	Mfr. Part No. L721RA Mouser Part No 502-L721RA	Switchcraft	DC Power Connectors Panel Mnt 2.1mm Long Bushing RA PC Learn More about Switchcraft 721a power jacks	Datasheet	29In Stock 100Expected 17/11/2026	£5.67 £4.82 £4.52 £4.31 View £4.09 £3.87	Min.: 1 Mult.: 1	Jacks	2.1 mm	5.5 mm	Panel	Solder Lug	5 A	24 VDC	Right Angle	Bulk
DC Power Connectors Panel Mnt 2.1mm Long Bushing Straight PC PCL721A Switchcraft 1: £6.74 99In Stock	Mfr. Part No. PCL721A Mouser Part No 502-PCL721A	Switchcraft	DC Power Connectors Panel Mnt 2.1mm Long Bushing Straight PC Learn More about Switchcraft 721a power jacks	Datasheet	99In Stock	£6.74 £5.76 £5.40 £5.14 View £4.89 £4.53 £4.01 £3.77 £3.75	Min.: 1 Mult.: 1	Jacks	2.1 mm	5.5 mm	Through Hole	Through Hole	5 A	24 VDC	Straight	Bulk

721A 2.1mm Center Pin DC Power Jacks

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