FIELD GUIDESource-led reference

P262 / Storage / Connector

MCIO / SFF-TA-1016 connector family

MCIO (Mini Cool Edge I/O) is a high-density internal interconnect family associated with SFF-TA-1016 and offered in multiple circuit and lane configurations.

Also called MCIO Mini Cool Edge IO SFF-TA-1016 Mini Cool Edge I/O

MCIO is a connector family, not one universal pin count. Exact lane configuration, cable assembly, host support and protocol must come from the specific implementation.

Look for

Look for the MCIO / SFF-TA-1016 designation and resolve the exact circuit/lane variant before choosing a cable or mating connector.

Claim inspection dates: 2026-10-06 · Independent review pending

INTERNAL SYSTEMS / FABRIC

MCIO is a multi-variant high-density connector family

No. Molex explicitly markets MCIO / Mini Cool Edge as a family with multiple circuit counts and implementations. Product examples show that the connector name alone cannot decide lane count, keying, SAS/SATA/PCIe signal use or breakout direction. An exact controller, board and cable part number is required.

Conceptual role comparison: Mini-SAS HD / SFF-8643 versus MCIO / SFF-TA-1016. Connector label alone never guarantees a storage protocol or cable breakout. Not to scale, no pinout or mechanical mating dimensions.
Internal high-density cabling. Original qualitative role diagram; not mechanical artwork, not to scale or a wiring map. Source context S258 · S325.

Three checks before proceeding

  1. Read the motherboard/HBA connector reference and its stated signal map.
  2. Check specific MCIO cable part, polarity/orientation and destination connectors.
  3. Verify firmware, boot, backplane and drive requirements for the real system.

One mistake to avoid

Buying a generic MCIO cable based only on one pictured connector and assuming SAS/SATA/NVMe operation.

Full technical reading, sources and related identities →

Claim-specific evidence remains in the canonical record. Concept diagrams do not show any safe wiring or mechanical mating geometry.

The useful distinction

Recognize it. Then verify it.

MCIO (Mini Cool Edge I/O) is a high-density internal interconnect family associated with SFF-TA-1016 and offered in multiple circuit and lane configurations. [C262A]

Source-scoped identification facts

Each value retains its exact example, role and measurement axis. Facts from different parts must not be combined into an invented component.

Documented examples; not a mating drawing or compatibility approval
Positions / cavity span148 (Claim C262B)S325Recorded source-scoped values; named examples do not describe every family variant or establish compatibility. V48 family-level mechanical context only; MCIO circuit count and pinout remain variant-specific and no universal contact map is published.
Contact pitch0.6 mm Mating-interface pitch; 0.6 mm Source-described pitch / centerline (Claim C262B); 0.6 mm published connector family pitchS325 · S911Named source examples retain separate role, part, view and axis limits; values are not a universal family specification. nominal_identifier; Mini Cool Edge I/O high-speed internal connector family V48 family-level mechanical context only; MCIO circuit count and pinout remain variant-specific and no universal contact map is published. Named series only, not every family part: Molex Mini Cool Edge MCIO family. 38–148circuits; vertical/right-angle/plug configurations differ. No complete part suffix or geometry inferred.
Keying / polarizationAnti-slant and anti-reverse contact-protection design; pull-tab optionsS911Named source examples retain separate role, part, view and axis limits; values are not a universal family specification. Named series only, not every family part: Molex Mini Cool Edge MCIO family. 38–148circuits; vertical/right-angle/plug configurations differ. No complete part suffix or geometry inferred.
ManufacturerMolexS911Named source examples retain separate role, part, view and axis limits; values are not a universal family specification. Named series only, not every family part: Molex Mini Cool Edge MCIO family. 38–148circuits; vertical/right-angle/plug configurations differ. No complete part suffix or geometry inferred.
SeriesMini Cool Edge MCIOS911Named source examples retain separate role, part, view and axis limits; values are not a universal family specification. Named series only, not every family part: Molex Mini Cool Edge MCIO family. 38–148circuits; vertical/right-angle/plug configurations differ. No complete part suffix or geometry inferred.

Not recorded: Nominal contacts, Populated contacts, Contact rows, Dimensions / axis, Connector role, Contact gender / arrangement, Mounting, Coupling / latch, Shell / form, Exact part / implementation, Recorded markings, View convention. Unknown fields stay unknown; illustrations supply no measurements or pin assignments.

Recorded variant and source limits
  • MCIO circuit count, lane count and pinout are variant-specific; no single universal contact count or assignment is published here.
  • PCIe generation capability is an implementation/system property and is not inferred from shell recognition alone.
Report a correction to these facts →

Bounded facts, visible unknowns

Specifications and limits

MCIO / SFF-TA-1016 connector family facts and limitations
Documented identificationConnector-family identity is source-backed; exact variant/count remains implementation-specific. [C262A]
Mechanical dimensionsNo independently reviewed mechanical drawing in V43; do not use this page for fabrication, fit testing or tolerance work.
Engineering pinoutSource-checked engineering profile available; independent review pending. Open engineering profile →
Verified device listNot included. Check exact device and accessory documentation.
A boundary, not an omission to guess around.

Use the source-backed form or position count only for identification. Resolve ratings, protocol, direction, wiring, cable construction and exact device support from the relevant equipment and component documentation.

Before you connect

What to check

  1. Identify the exact connector family and variant from the equipment or cable documentation.
  2. Keep shape, contact count, protocol, electrical rating and device support as separate facts.
  3. Do not force, rewire or adapt a connector from this recognition record; resolve the remaining requirements first.
Trace a supported connection class →

What is not established

This field note does not approve a connection, adapter, cable assembly, rewiring scheme or fabricated part. It intentionally omits unsupported pin assignments and mechanical tolerances.

Your next step

Move from the form to the requirement.

The source trail

Evidence for this page

AI-assisted inspection is not independent engineering review. Source scope and access limitations are disclosed below. Procedural checklists are editorial requirements, not hardware measurements.

Back to first citation ↑
C262ASource checked · pending review

Molex documents Mini Cool Edge I/O (MCIO) as a high-speed internal connector family offered in multiple circuit and lane configurations rather than one universal contact count.

Molex · Mini Cool Edge I/O (MCIO) connector system ↗

Locator: MCIO connector-system overview
Access: public page. Identification/reference scope only. V43 does not convert this source into a universal pinout, fabrication drawing, electrical approval, protocol guarantee or end-to-end compatibility verdict.

S282: full source recordInspect review dependencies → (private workspace)

Claim scope: V43 catalogue-expansion identification fact only; not independent technical approval, fabrication data, wiring instruction, protocol guarantee or end-to-end compatibility proof.. Next review due 2027-01-04.

Suggest a correction to this field note →

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Add to discovery trayRecord an unsaved candidate (private workspace)

Compare look-alikes: PCIe x16 card edge versus MCIO cabled interconnect

Candidate selection does not confirm the identity or capabilities of your physical item.

Evidence behind this page

Scope first. Source second. Approval separate.

1 linked sources · 1 scoped claims · 0 sources with inspection/access flags.

Page scope: catalogue_expansion_v43

Assessment 2026-10-22 · earliest scheduled source review 2027-01-04. This is a recorded-date assessment, not a live source check. Page-level independent review is not established by this panel.

Inspect 1 source scopes, access limits and dates

S282 · Mini Cool Edge I/O (MCIO) connector system

Molex · Manufacturer / product-owner domain · inspected 2026-10-06 · due 2027-01-04

Within inspection window

Scoped support: Identifies Mini Cool Edge I/O / MCIO as a multi-variant high-speed internal connector system associated with SFF-TA-1016; V43 preserves variant dependence.

Not established / limitations: Identification/reference scope only. V43 does not convert this source into a universal pinout, fabrication drawing, electrical approval, protocol guarantee or end-to-end compatibility verdict.

Locator: MCIO connector-system overview

Trace 1 claims to their source records

C262A · P262

Molex documents Mini Cool Edge I/O (MCIO) as a high-speed internal connector family offered in multiple circuit and lane configurations rather than one universal contact count.

Claim scope: V43 catalogue-expansion identification fact only; not independent technical approval, fabrication data, wiring instruction, protocol guarantee or end-to-end compatibility proof.

Source links: S282 · Evidence trail → (private workspace)

Prepare this page for review → (private workspace)Read the evidence method →

Recorded evidence only. An inspection date, publisher label, source link or generated packet is not independent technical review, hardware testing, fabrication approval or a compatibility verdict.