FIELD GUIDESource-led reference

Comparison topic

Power connector comparisons

Appliance, mains and PC-power form distinctions with safety boundaries kept explicit.

42curated comparisons

71referenced records

IEC C13 versus C15 cord connectorsWhich IEC 60320 connector designation is documented for the appliance inlet and environment?IEC 60320 C13 cord connector · IEC 60320 C15 hot-condition cord connector IEC C14 versus C16 appliance inletsWhich appliance-inlet designation is actually present? Similar outlines do not erase the C14/C16 distinction.IEC 60320 C14 appliance inlet · IEC 60320 C16 hot-condition appliance inlet NEMA 5-15 versus 5-20 formsIs the item a plug or receptacle, and does the 5-20 form/T-slot cue apply?NEMA 5-15P plug · NEMA 5-20P plug · NEMA 5-20R receptacle 8-pin CPU power versus 8-pin PCIe auxiliary powerWhat does the PSU cable and motherboard/GPU manual call this connector? Pin count alone is not enough.8-pin +12 V CPU power connector (EPS12V form) · PCIe 8-pin auxiliary power connector Legacy PCIe auxiliary power versus 12VHPWRIs this the older 2x3/2x4 family or the separate 12+4-contact 12VHPWR form?PCIe 6-pin auxiliary power connector · PCIe 8-pin auxiliary power connector · 12VHPWR 16-contact auxiliary power connector IEC C5 versus C7 cord connectorsIs the cord-side IEC connector the grounded C5 form or the non-grounded C7 form? Connector-family identity is only the first layer; implementation-specific electrical and protocol requirements still need exact documentation.IEC 60320 C5 cord connector · IEC 60320 C7 cord connector IEC C6 versus C8 appliance inletsDoes the equipment use the grounded C6 inlet or the non-grounded C8 inlet? Connector-family identity is only the first layer; implementation-specific electrical and protocol requirements still need exact documentation.IEC 60320 C6 appliance inlet · IEC 60320 C8 appliance inlet IEC C13 versus C17 cord connectorsWhich IEC 60320 cord-connector designation is documented for the equipment? Connector-family identity is only the first layer; implementation-specific electrical and protocol requirements still need exact documentation.IEC 60320 C13 cord connector · IEC 60320 C17 cord connector NEMA L5-20 versus L6-20 locking plugsIs the documented locking plug configuration L5-20P or L6-20P? Connector-family identity is only the first layer; implementation-specific electrical and protocol requirements still need exact documentation.NEMA L5-20P locking plug · NEMA L6-20P locking plug M12 A-coded versus B-coded versus L-codedWhich M12 coding and intended domain does the equipment documentation specify? Connector-family identity is only the first layer; implementation-specific electrical and protocol requirements still need exact documentation.M12 A-coded 5-position connector · M12 B-coded 5-position connector · M12 L-coded 5-position power connector PCIe 8-pin, 12VHPWR and 12V-2x6 auxiliary powerWhich exact GPU auxiliary-power connector family does the PSU and device documentation require? Connector-family identity is only the first layer; implementation-specific electrical and protocol requirements still need exact documentation.PCIe 8-pin auxiliary power connector · 12VHPWR 16-contact auxiliary power connector · 12V-2x6 16-circuit PCIe power connector PCIe x16 card edge versus MCIO cabled interconnectIs the host interface a card-edge slot or an MCIO/SFF-TA-1016 cabled interconnect family? Connector-family identity is only the first layer; implementation-specific electrical and protocol requirements still need exact documentation.PCI Express x16 164-position card-edge connector · MCIO / SFF-TA-1016 connector family M12 S-coded 3-position versus 4-position powerWhich exact S-coded position count does the documented M12 power interface require? Connector identity and manufacturer ratings are only reference layers; exact circuit, wiring, installation and equipment requirements still need qualified documentation.M12 S-coded 3-position power connector · M12 S-coded 4-position power connector M12 S-coded versus T-coded powerIs the documented four-position M12 power interface S-coded or T-coded? Connector identity and manufacturer ratings are only reference layers; exact circuit, wiring, installation and equipment requirements still need qualified documentation.M12 S-coded 4-position power connector · M12 T-coded 4-position DC power connector M12 K-, L- and M-coded powerWhich keyed M12 power coding and position count does the exact equipment documentation specify? Connector identity and manufacturer ratings are only reference layers; exact circuit, wiring, installation and equipment requirements still need qualified documentation.M12 K-coded 5-position power connector · M12 L-coded 5-position power connector · M12 M-coded 6-position power connector NEMA 1-15P versus 5-15P plugsIs the documented plug the non-grounding 1-15P configuration or grounded 5-15P? Connector identity and manufacturer ratings are only reference layers; exact circuit, wiring, installation and equipment requirements still need qualified documentation.NEMA 1-15P plug · NEMA 5-15P plug NEMA 1-15R versus 5-15R receptaclesIs the documented receptacle/connector the non-grounding 1-15R configuration or grounded 5-15R? Connector identity and manufacturer ratings are only reference layers; exact circuit, wiring, installation and equipment requirements still need qualified documentation.NEMA 1-15R connector · NEMA 5-15R receptacle NEMA 6-15P versus 6-20P plugsDoes the equipment documentation specify NEMA 6-15P or 6-20P? Connector identity and manufacturer ratings are only reference layers; exact circuit, wiring, installation and equipment requirements still need qualified documentation.NEMA 6-15P plug · NEMA 6-20P plug NEMA 6-15R versus 6-20R receptaclesDoes the equipment documentation specify NEMA 6-15R or 6-20R? Connector identity and manufacturer ratings are only reference layers; exact circuit, wiring, installation and equipment requirements still need qualified documentation.NEMA 6-15R receptacle · NEMA 6-20R receptacle NEMA 14-30P versus 14-50P plugsIs the exact grounding plug configuration NEMA 14-30P or 14-50P? Connector identity and manufacturer ratings are only reference layers; exact circuit, wiring, installation and equipment requirements still need qualified documentation.NEMA 14-30P plug · NEMA 14-50P plug NEMA 14-30R versus 14-50R receptaclesIs the exact grounding receptacle configuration NEMA 14-30R or 14-50R? Connector identity and manufacturer ratings are only reference layers; exact circuit, wiring, installation and equipment requirements still need qualified documentation.NEMA 14-30R receptacle · NEMA 14-50R receptacle NEMA 10-30P versus 14-30P plugsIs the documented 30 A-class plug the legacy non-grounding 10-30P form or grounding four-wire 14-30P form? Connector identity and manufacturer ratings are only reference layers; exact circuit, wiring, installation and equipment requirements still need qualified documentation.NEMA 10-30P plug · NEMA 14-30P plug NEMA 10-30R versus 14-30R receptaclesIs the documented 30 A-class receptacle the legacy non-grounding 10-30R form or grounding four-wire 14-30R form? Connector identity and manufacturer ratings are only reference layers; exact circuit, wiring, installation and equipment requirements still need qualified documentation.NEMA 10-30R receptacle · NEMA 14-30R receptacle NEMA 10-50P versus 14-50P plugsIs the documented 50 A-class plug the legacy non-grounding 10-50P form or grounding four-wire 14-50P form? Connector identity and manufacturer ratings are only reference layers; exact circuit, wiring, installation and equipment requirements still need qualified documentation.NEMA 10-50P plug · NEMA 14-50P plug NEMA 10-50R versus 14-50R receptaclesIs the documented 50 A-class receptacle the legacy non-grounding 10-50R form or grounding four-wire 14-50R form? Connector identity and manufacturer ratings are only reference layers; exact circuit, wiring, installation and equipment requirements still need qualified documentation.NEMA 10-50R receptacle · NEMA 14-50R receptacle NEMA TT-30P versus 14-30P plugsIs the documented 30 A-class plug the 125 V TT-30P RV form or the distinct 14-30P form? Connector identity and manufacturer ratings are only reference layers; exact circuit, wiring, installation and equipment requirements still need qualified documentation.NEMA TT-30P RV plug · NEMA 14-30P plug NEMA TT-30R versus 14-30R receptaclesIs the documented 30 A-class receptacle the 125 V TT-30R RV form or the distinct 14-30R form? Connector identity and manufacturer ratings are only reference layers; exact circuit, wiring, installation and equipment requirements still need qualified documentation.NEMA TT-30R RV receptacle · NEMA 14-30R receptacle NEMA L14-20P versus L14-30P locking plugsDoes the exact equipment require the L14-20P or L14-30P locking configuration? Connector identity and manufacturer ratings are only reference layers; exact circuit, wiring, installation and equipment requirements still need qualified documentation.NEMA L14-20P locking plug · NEMA L14-30P locking plug NEMA L14-20R versus L14-30R locking connectorsDoes the exact equipment require the L14-20R or L14-30R locking configuration? Connector identity and manufacturer ratings are only reference layers; exact circuit, wiring, installation and equipment requirements still need qualified documentation.NEMA L14-20R locking connector · NEMA L14-30R locking connector PCIe x1 versus x4 card-edge connectorsIs the slot/form the 36-position x1 or 64-position x4 mechanical variant? Mechanical width does not establish PCIe generation or active lanes.PCI Express x1 36-position card-edge connector · PCI Express x4 64-position card-edge connector PCIe x8 versus x16 card-edge connectorsIs the card-edge form x8/98-position or x16/164-position? Mechanical form does not establish generation, lane wiring or platform support.PCI Express x8 98-position card-edge connector · PCI Express x16 164-position card-edge connector Mini PCI Express/mSATA versus M.2Is the host using the older 52-position Mini PCIe/mSATA connector family or an M.2 keyed card-edge form? Similar internal-card roles do not make them physically or electrically interchangeable.Mini PCI Express / mSATA 52-position socket · M.2 card edge interface IEC 60320 C1 versus C2Is the part the C1 cord connector or C2 appliance inlet? Use the exact component identity; this comparison is not wiring or installation guidance.IEC 60320 C1 cord connector · IEC 60320 C2 appliance inlet IEC 60320 C9 versus C10Is the part the C9 cord connector or C10 appliance inlet? Pair identity does not establish the appliance rating or approved cord set.IEC 60320 C9 cord connector · IEC 60320 C10 appliance inlet IEC 60320 C15 versus C15A connectorsIs the cord connector C15 or the distinct C15A very-hot-condition form? Similar naming is not permission to substitute or modify a mains cord.IEC 60320 C15 hot-condition cord connector · IEC 60320 C15A very-hot-condition cord connector IEC 60320 C16 versus C16A inletsIs the appliance inlet C16 or the distinct C16A very-hot-condition form? Similar naming is not an installation or substitution verdict.IEC 60320 C16 hot-condition appliance inlet · IEC 60320 C16A very-hot-condition appliance inlet IEC 60320 C19 versus C21 connectorsIs the cord connector C19 or C21? Both occur in the higher-current IEC 60320 family, but exact configuration and equipment requirements remain separate.IEC 60320 C19 cord connector · IEC 60320 C21 very-hot-condition cord connector IEC 60320 C20 versus C22 inletsIs the appliance inlet C20 or C22? Exact configuration, equipment rating and approved cord set must be resolved from equipment documentation.IEC 60320 C20 appliance inlet · IEC 60320 C22 very-hot-condition appliance inlet IEC 60320 C23 versus C24Is the part the C23 Class II connector or C24 inlet? This page supports naming/recognition only, not mains wiring or installation.IEC 60320 C23 cord connector · IEC 60320 C24 appliance inlet USB-C vs USB Power DeliveryConnector shape and negotiated power are different layers. A USB-C port does not by itself establish a particular USB Power Delivery capability.USB Type-C · USB Power Delivery overview SATA data vs SATA powerSATA data and SATA power are separate connectors with different roles and contact counts. Sharing the SATA name does not make them substitutes.SATA 7-pin data connector · SATA 15-pin power connector M.2 card edge vs PCIe x4 add-in-card edgeSeparate an M.2 module from a PCIe expansion-card edge. A named adapter can connect particular endpoints, but the physical shape does not establish drive protocol, host lanes or boot support.M.2 card edge interface · PCI Express x4 64-position card-edge connector

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Discovery is not a compatibility verdict.

These discovery surfaces route and reorganize facts already represented in the atlas. They do not add electrical ratings, universal pinouts, measured tolerances, exact-device support, wiring approval or an end-to-end compatibility result.