{
  "metadata": {
    "id": "rev-19-2491-pk50-wago-221-splice-12awg",
    "name": "WAGO 221 Inline Splicing Connector 12 AWG - 50 Pack",
    "type": "connector",
    "description": "Lever-actuated inline splicing connector (WAGO 221-2401) using WAGO CAGE CLAMP technology. Two-conductor inline splice: each connector joins two stripped conductors into one electrical node. Accepts up to 12 AWG solid (20-12 AWG), stranded (18-12 AWG), and fine-stranded (18-12 AWG) copper conductors. Toolless lever actuation, transparent housing with printed strip-length guide (11 mm / 0.43 in strip). Rated 32 A / 450 V per EN 60664 and 20 A / 600 V per UL 486C. Commonly used for NEO / NEO 550 to SPARK MAX high-power connections on FRC robots. Sold as a 50-pack.",
    "manufacturer": "REV Robotics",
    "part_number": "REV-19-2491-PK50",
    "datasheet_url": "https://www.revrobotics.com/content/docs/REV-19-2490-DS.pdf",
    "tags": [
      "FRC",
      "FTC",
      "REV",
      "WAGO",
      "221",
      "221-2401",
      "splice",
      "splicing connector",
      "inline connector",
      "CAGE CLAMP",
      "lever",
      "12 AWG",
      "power",
      "NEO",
      "SPARK MAX"
    ],
    "schema_version": "1.5.0",
    "version": "1.0",
    "taxonomy": [
      "connector.power_connector",
      "robotics.frc"
    ],
    "thumbnail": "https://storage.googleapis.com/protoboard-delta.firebasestorage.app/protoparts/rev-19-2491-pk50-wago-221-splice-12awg/thumbnail.png"
  },
  "domains": [
    {
      "domain": "electrical",
      "power_domains": [
        {
          "id": "splice_node",
          "name": "Splice Node",
          "nominal_voltage_V": 0,
          "voltage_range_V": [
            0,
            600
          ],
          "max_current_mA": 20000,
          "isolation_type": "non_isolated",
          "ground_reference": "floating",
          "description": "Passive wire-to-wire splice node. The connector imposes no voltage of its own; it carries whatever the spliced circuit applies. Voltage range upper bound 600 V is the UL 486C rating (450 V per EN 60664). Current bound 20 A (20000 mA) is the UL Use Group C rating; the EN 60664 rated current is 32 A. Port A and Port B are electrically common (same node)."
        }
      ],
      "resources": [
        {
          "id": "port_a",
          "name": "Port A",
          "domain": "electrical",
          "description": "First CAGE CLAMP conductor port. Lever-actuated clamp accepting one stripped copper conductor: solid 20-12 AWG, stranded 18-12 AWG, fine-stranded 18-12 AWG. Strip length 11 mm (0.43 in). Electrically common with Port B (inline splice).",
          "functions": [
            {
              "name": "Splice Connection A",
              "description": "Carries the spliced circuit's current/voltage at Port A. Common node with Port B (Splice Connection B). Bidirectional: a splice does not impose a source/sink direction.",
              "direction": "bidirectional",
              "shareable_with": [],
              "signal_class": "power"
            }
          ],
          "power_domain_id": "splice_node",
          "current_rating": {
            "source": {
              "max_continuous_mA": 32000
            },
            "sink": {
              "max_continuous_mA": 32000
            }
          },
          "has_internal_pullup": false,
          "has_internal_pulldown": false,
          "connector_type": "cage_clamp_lever",
          "notes": "Max continuous current 32 A per EN 60664 (32000 mA); UL Use Group C rating is 20 A."
        },
        {
          "id": "port_b",
          "name": "Port B",
          "domain": "electrical",
          "description": "Second CAGE CLAMP conductor port. Lever-actuated clamp accepting one stripped copper conductor: solid 20-12 AWG, stranded 18-12 AWG, fine-stranded 18-12 AWG. Strip length 11 mm (0.43 in). Electrically common with Port A (inline splice).",
          "functions": [
            {
              "name": "Splice Connection B",
              "description": "Carries the spliced circuit's current/voltage at Port B. Common node with Port A (Splice Connection A). Bidirectional: a splice does not impose a source/sink direction.",
              "direction": "bidirectional",
              "shareable_with": [],
              "signal_class": "power"
            }
          ],
          "power_domain_id": "splice_node",
          "current_rating": {
            "source": {
              "max_continuous_mA": 32000
            },
            "sink": {
              "max_continuous_mA": 32000
            }
          },
          "has_internal_pullup": false,
          "has_internal_pulldown": false,
          "connector_type": "cage_clamp_lever",
          "notes": "Max continuous current 32 A per EN 60664 (32000 mA); UL Use Group C rating is 20 A."
        }
      ],
      "interfaces": [
        {
          "id": "inline_wire_splice",
          "name": "Inline Wire Splice",
          "domain": "electrical",
          "protocol": {
            "type": "power",
            "role": "peer"
          },
          "requires": [
            {
              "function": "Splice Connection A",
              "count": 1,
              "shareable_with": [
                "all"
              ]
            },
            {
              "function": "Splice Connection B",
              "count": 1,
              "shareable_with": [
                "all"
              ]
            }
          ],
          "constraints": {
            "max_connections": 2,
            "min_wire_gauge_awg": 12
          },
          "power_delivery": {
            "max_voltage_V": 600,
            "max_current_mA": 32000
          },
          "description": "Two-conductor inline splice: Port A (Splice Connection A) and Port B (Splice Connection B) join into a single electrical node so the two conductors are connected together. Both functions are required together so the two CAGE CLAMP ports share the node. Passive, bidirectional, no source/sink direction imposed. Datasheet 'Connection data' (REV-19-2490-DS, p.1): total connection points 2; max_current 32000 mA is the EN 60664 32 A rating, max_voltage 600 V is the UL 486C rating."
        }
      ],
      "supply_voltage_V": [
        0,
        600
      ],
      "pin_count": 2,
      "metadata": {
        "supports_hot_plug": false,
        "package_type": "WAGO 221-2401 inline splicing connector (2-conductor)"
      }
    }
  ],
  "design_rules": [
    "Strip conductors to 11 mm (0.43 in) per the printed-on strip-length guide before insertion.",
    "Do not exceed 12 AWG conductor size; solid 20-12 AWG, stranded 18-12 AWG, fine-stranded 18-12 AWG.",
    "Use copper conductors only.",
    "Both clamp ports form one electrical node; this connector splices exactly two conductors together."
  ],
  "usage_notes": "WAGO 221-2401 lever-actuated inline splicing connector, rehosted by REV as REV-19-2491-PK50 (50-pack). Joins two stripped copper conductors into a single node. Toolless: lift lever, insert conductor (11 mm strip), close lever. Transparent housing allows visual inspection of full conductor insertion. Rated 32 A / 450 V (EN 60664, overvoltage cat. II / pollution degree 2) and 20 A / 600 V (UL 486C, Use Group C). Max surrounding air temperature 85 C (T85). Flammability UL94 V2. Commonly used for NEO / NEO 550 motor to SPARK MAX power connections on FRC robots.",
  "application_examples": [
    "Splicing NEO / NEO 550 motor leads to SPARK MAX power input",
    "Extending or joining high-power 12 AWG robot wiring",
    "Tool-free field-serviceable power connections on FRC robots",
    "Joining solid, stranded, and fine-stranded conductors without crimping"
  ],
  "compatibility_notes": "Equivalent to WAGO 221-2401 (GTIN 4055144067040). Optional WAGO 221-25xx mounting carriers (1- to 5-way, screw or snap-in) provide structural mounting; sold separately. Max conductor 12 AWG (4 mm2).",
  "warnings": [
    "Do not exceed the rated current (32 A per EN 60664 / 20 A per UL Use Group C) or 600 V.",
    "Use copper conductors only; do not use aluminum.",
    "Maximum surrounding air temperature 85 C.",
    "Ensure conductors are stripped to 11 mm and fully inserted before closing the lever; verify through the transparent housing."
  ],
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