Editing PCI Express (section)

===== 48VHPWR connector =====
In 2023 PCIe CEM 5.1 introduced a connector for 48 Volts with two current-carrying contacts and four sense pins.<ref name="PCIe5.1 CEM">''PCI Express Card Electromechanical Specification Revision 5.1, Version 1.0'', 30 March 2023 – 10. PCI Express 48VHPWR Auxiliary Power Connector Definition</ref> The contacts are rated for 15 Amps continuous current. The 48VHPWR connector can carry 720 watts. Later it was removed and an incompatible 48V 1x2 connector was introduced where Sense0 and Sense1 are located farthest from each other.
	
{| class="wikitable"
|+ 48VHPWR pinout
! Pin !! Signal
|-
| P1 || +48 V
|-
|P2 || Ground
|-
| S1 || CARD_PWR_STABLE
|-
| S2 || CARD_CBL_PRES#
|-
| S3 || SENSE0
|-
| S4 || SENSE1
|}