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Staubli MC4 Series, Spanner Set

Staubli MC4 Series, Spanner Set

RS Stock No. 172-2325

Brand Staubli

  • Brand: Staubli
  • Manufacturer: Staubli
  • Section: Connectors

€ 52.84

53 in stock now

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Staubli MC4-Evo2 Series, Male, Cable Mount MC4 Connector, Rated At 45A, 1.5 kV

Staubli MC4-Evo2 Series, Male, Cable Mount MC4 Connector, Rated At 45A, 1.5 kV

RS Stock No. 175-0092

Brand Staubli

  • Brand: Staubli
  • Manufacturer: Staubli
  • Type: Coupler

€ 15.06

Temporarily out of stock

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Staubli MC4-Evo2 Series, Female, Cable Mount MC4 Connector, Rated At 69A, 1.5 kV

Staubli MC4-Evo2 Series, Female, Cable Mount MC4 Connector, Rated At 69A, 1.5 kV

RS Stock No. 175-0096

Brand Staubli

  • Mounting Type: Cable Mount
  • Series: MC4-Evo2
  • Voltage Rating: 1.5 kV

€ 19.14

Temporarily out of stock

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Staubli Cable Coupler MC4 Series, Panel Mount Solar Connector PV-ADBP4

Staubli Cable Coupler MC4 Series, Panel Mount Solar Connector PV-ADBP4

RS Stock No. 287-2930

Brand Staubli

  • Better World Claim: Renewable energy solution
  • Series: Cable Coupler MC4
  • Termination Method: Crimp

€ 7.40

49 in stock now

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Staubli MC4-Evo 2 Series, Female, Panel Mount Solar Connector, Rated At 60A, 1.5 kV PV-AZB4

Staubli MC4-Evo 2 Series, Female, Panel Mount Solar Connector, Rated At 60A, 1.5 kV PV-AZB4

RS Stock No. 287-2939

Brand Staubli

  • Section: Connectors
  • Super Section: Power Connectors
  • Voltage Rating: 1.5 kV

€ 14.68

Temporarily out of stock

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Staubli MC4-Evo 2 Series, Male, Panel Mount Solar Connector, Rated At 60A, 1.5 kV PV-AZS4

Staubli MC4-Evo 2 Series, Male, Panel Mount Solar Connector, Rated At 60A, 1.5 kV PV-AZS4

RS Stock No. 287-2941

Brand Staubli

  • Series: MC4-Evo 2
  • Series Number: PV-AZS4
  • Super Section: Power Connectors

€ 14.43

15 in stock now

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Staubli Cable Coupler MC4 Series, Female, Panel Mount Solar Connector, Cable CSA, 2.5mm², Rated At 22.5A, 1 kV PV-KBT4

Staubli Cable Coupler MC4 Series, Female, Panel Mount Solar Connector, Cable CSA, 2.5mm², Rated At 22.5A, 1 kV PV-KBT4

RS Stock No. 287-2921

Brand Staubli

  • Mounting Type: Panel Mount
  • Type: Connector
  • Voltage Rating: 1 kV

€ 51.46

1410 in stock now

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Staubli Cable Coupler MC4 Series, Female, Panel Mount Solar Connector, Cable CSA, 2.5mm², Rated At 22.5A, 1 kV PV-KBT4

Staubli Cable Coupler MC4 Series, Female, Panel Mount Solar Connector, Cable CSA, 2.5mm², Rated At 22.5A, 1 kV PV-KBT4

RS Stock No. 287-2922

Brand Staubli

  • Better World Product: Yes
  • Gender: Female
  • Mounting Type: Panel Mount

€ 6.15

320 in stock now

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Staubli Cable Coupler MC4 Series, Female, Panel Mount Solar Connector, Cable CSA, 4mm², Rated At 39A, 1 kV PV-KBT4

Staubli Cable Coupler MC4 Series, Female, Panel Mount Solar Connector, Cable CSA, 4mm², Rated At 39A, 1 kV PV-KBT4

RS Stock No. 287-2925

Brand Staubli

  • Cable CSA: 4mm²
  • Series: Cable Coupler MC4
  • Termination Method: Crimp

€ 51.46

30 in stock now

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Staubli Cable Coupler MC4 Series, Female, Panel Mount Solar Connector, Cable CSA, 4mm², Rated At 39A, 1 kV PV-KBT4

Staubli Cable Coupler MC4 Series, Female, Panel Mount Solar Connector, Cable CSA, 4mm², Rated At 39A, 1 kV PV-KBT4

RS Stock No. 287-2926

Brand Staubli

  • Brand: Staubli
  • Gender: Female
  • Mounting Type: Panel Mount

€ 6.09

2929 in stock now

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Staubli MC4-Evo 2 Series, Male, Panel Mount Solar Connector, Cable CSA, 4mm², Rated At 45A, 1.5 kV PV-KST4

Staubli MC4-Evo 2 Series, Male, Panel Mount Solar Connector, Cable CSA, 4mm², Rated At 45A, 1.5 kV PV-KST4

RS Stock No. 287-2954

Brand Staubli

  • Mounting Type: Panel Mount
  • Super Section: Power Connectors
  • Voltage Rating: 1.5 kV

€ 3.01

319 in stock now

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Staubli MC4-Evo 2 Series, Male, Panel Mount Solar Connector, Cable CSA, 4mm², Rated At 42A, 1.5 kV PV-ADS4

Staubli MC4-Evo 2 Series, Male, Panel Mount Solar Connector, Cable CSA, 4mm², Rated At 42A, 1.5 kV PV-ADS4

RS Stock No. 287-2968

Brand Staubli

  • Better World Claim: Renewable energy solution
  • Series: MC4-Evo 2
  • Termination Method: Crimp

€ 6.78

124 in stock now

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Staubli Cable Coupler MC4 Series, Male, Panel Mount Solar Connector, Cable CSA, 2.5mm², Rated At 22.5A, 1 kV PV-KST4

Staubli Cable Coupler MC4 Series, Male, Panel Mount Solar Connector, Cable CSA, 2.5mm², Rated At 22.5A, 1 kV PV-KST4

RS Stock No. 287-2923

Brand Staubli

  • Gender: Male
  • Mounting Type: Panel Mount
  • Termination Method: Crimp

€ 38.91

1210 in stock now

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Staubli Cable Coupler MC4 Series, Male, Panel Mount Solar Connector, Cable CSA, 2.5mm², Rated At 22.5A, 1 kV PV-KST4

Staubli Cable Coupler MC4 Series, Male, Panel Mount Solar Connector, Cable CSA, 2.5mm², Rated At 22.5A, 1 kV PV-KST4

RS Stock No. 287-2924

Brand Staubli

  • Manufacturer: Staubli
  • Series: Cable Coupler MC4
  • Termination Method: Crimp

€ 4.58

539 in stock now

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Staubli Cable Coupler MC4 Series, Male, Panel Mount Solar Connector, Cable CSA, 4mm², Rated At 39A, 1 kV PV-KST4

Staubli Cable Coupler MC4 Series, Male, Panel Mount Solar Connector, Cable CSA, 4mm², Rated At 39A, 1 kV PV-KST4

RS Stock No. 287-2927

Brand Staubli

  • Better World Claim: Renewable energy solution
  • Cable CSA: 4mm²
  • Category: Solar Connectors

€ 38.91

30 in stock now

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Staubli Cable Coupler MC4 Series, Male, Panel Mount Solar Connector, Cable CSA, 4mm², Rated At 39A, 1 kV PV-KST4

Staubli Cable Coupler MC4 Series, Male, Panel Mount Solar Connector, Cable CSA, 4mm², Rated At 39A, 1 kV PV-KST4

RS Stock No. 287-2928

Brand Staubli

  • Current Rating: 39A
  • Section: Connectors
  • Series: Cable Coupler MC4

€ 4.52

3028 in stock now

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Staubli Cable Coupler MC4 Series, Female, Panel Mount Solar Connector, Cable CSA, 4mm², Rated At 39A, 1.25 kV PV-ADBP4

Staubli Cable Coupler MC4 Series, Female, Panel Mount Solar Connector, Cable CSA, 4mm², Rated At 39A, 1.25 kV PV-ADBP4

RS Stock No. 287-2934

Brand Staubli

  • Series: Cable Coupler MC4
  • Super Section: Power Connectors
  • Type: Connector

€ 7.40

84 in stock now

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Staubli Cable Coupler MC4 Series, Male, Panel Mount Solar Connector, Cable CSA, 4mm², Rated At 39A, 1.25 kV PV-ADSP4

Staubli Cable Coupler MC4 Series, Male, Panel Mount Solar Connector, Cable CSA, 4mm², Rated At 39A, 1.25 kV PV-ADSP4

RS Stock No. 287-2937

Brand Staubli

  • Brand: Staubli
  • Manufacturer: Staubli
  • Voltage Rating: 1.25 kV

€ 6.02

13 in stock now

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Staubli MC4-Evo 2 Series, Female, Panel Mount Solar Connector, Cable CSA, 2.5mm², Rated At 39A, 1.5 kV PV-KBT4

Staubli MC4-Evo 2 Series, Female, Panel Mount Solar Connector, Cable CSA, 2.5mm², Rated At 39A, 1.5 kV PV-KBT4

RS Stock No. 287-2944

Brand Staubli

  • Current Rating: 39A
  • Type: Connector
  • Voltage Rating: 1.5 kV

€ 6.78

245 in stock now

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Staubli MC4-Evo 2 Series, Male, Panel Mount Solar Connector, Cable CSA, 2.5mm², Rated At 39A, 1.5 kV PV-KST4

Staubli MC4-Evo 2 Series, Male, Panel Mount Solar Connector, Cable CSA, 2.5mm², Rated At 39A, 1.5 kV PV-KST4

RS Stock No. 287-2946

Brand Staubli

  • Better World Claim: Renewable energy solution
  • Gender: Male
  • Termination Method: Crimp

€ 5.08

235 in stock now

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Staubli MC4-Evo 2 Series, Female, Panel Mount Solar Connector, Cable CSA, 4mm², Rated At 45A, 1.5 kV PV-KBT4

Staubli MC4-Evo 2 Series, Female, Panel Mount Solar Connector, Cable CSA, 4mm², Rated At 45A, 1.5 kV PV-KBT4

RS Stock No. 287-2948

Brand Staubli

  • Brand: Staubli
  • Cable CSA: 4mm²
  • Gender: Female

€ 3.95

262 in stock now

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Staubli MC4-Evo 2 Series, Male, Panel Mount Solar Connector, Cable CSA, 4mm², Rated At 45A, 1.5 kV PV-KST4

Staubli MC4-Evo 2 Series, Male, Panel Mount Solar Connector, Cable CSA, 4mm², Rated At 45A, 1.5 kV PV-KST4

RS Stock No. 287-2950

Brand Staubli

  • Cable CSA: 4mm²
  • Category: Solar Connectors
  • Voltage Rating: 1.5 kV

€ 3.01

1225 in stock now

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Staubli MC4-Evo 2 Series, Female, Panel Mount Solar Connector, Cable CSA, 4mm², Rated At 45A, 1.5 kV PV-KBT4

Staubli MC4-Evo 2 Series, Female, Panel Mount Solar Connector, Cable CSA, 4mm², Rated At 45A, 1.5 kV PV-KBT4

RS Stock No. 287-2952

Brand Staubli

  • Category: Solar Connectors
  • Section: Connectors
  • Super Section: Power Connectors

€ 3.95

184 in stock now

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Staubli MC4-Evo 2 Series, Female, Panel Mount Solar Connector, Cable CSA, 10mm², Rated At 69A, 1.5 kV PV-KBT4

Staubli MC4-Evo 2 Series, Female, Panel Mount Solar Connector, Cable CSA, 10mm², Rated At 69A, 1.5 kV PV-KBT4

RS Stock No. 287-2956

Brand Staubli

  • Category: Solar Connectors
  • Section: Connectors
  • Super Section: Power Connectors

€ 7.78

1384 in stock now

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What are Staubli MC4 connectors?
Staubli MC4 connectors are a widely adopted family of weatherproof, quick-disconnect DC power connectors designed for photovoltaic (PV) systems and other low and medium voltage applications. Manufactured by Staubli (Stäubli), these connectors consist of a male and female plug pair with a fumeless locking mechanism and an integrated sealing system to prevent ingress of dust, moisture, and UV exposure. They provide reliable, plug-and-play connections for solar panels, junction boxes, inverters, and battery enclosures, and are compatible with standard PV cables and crimp termination processes.

What is the Staubli MC4 connector used for in solar and energy systems?
MC4 connectors from Staubli are purpose-built for solar power installations. They enable safe, low-resistance DC connections between solar modules, combiner boxes, and other components in a PV array. Typical use cases include rooftop solar installations, off-grid solar systems, portable solar kits, and battery-ready setups. The design supports quick mating/unmating, secure retention, and excellent environmental resistance, helping maintain system efficiency and reducing installation time while complying with common PV installation standards.

Are Staubli MC4 connectors weatherproof and UV resistant?
Yes. Staubli MC4 connectors are purpose-built to withstand outdoor conditions. They feature UV-stable housings, weatherproof seals, and a robust crimp termination that maintains electrical integrity in sun, rain, dust, and temperature variations. Typical performance expectations include long-term resistance to moisture ingress and reliable operation in environments ranging from high humidity to direct sunlight, making them a trusted choice for rooftop solar and harsh outdoor installations.

How do I identify male and female Staubli MC4 connectors?
The MC4 system uses a male and a female counterpart. The male connector typically presents a protruding contact pin within a rugged protective sleeve, while the female connector houses a corresponding receptacle. Visual cues include a slightly different contact orientation and the locking/retention feature that requires a simple push and twist to mate. Proper identification helps ensure correct mating with compatible MC4 connectors and avoids intermittent contacts or improper sealing.

How do I connect and disconnect MC4 connectors safely?
To connect, align the male and female connectors and push firmly until you hear or feel a click indicating a secure mate. Avoid forcing connections that don’t align, as this can damage the seals or contacts. To disconnect, depress the release collar or tab (as designed for the specific Staubli MC4 variant) and gently pull apart. Always ensure the mating surfaces are clean, dry, and free of debris. Use appropriate PPE and follow standard safety practices for DC power systems, including verifying voltage is de-energized before handling connectors.

What tools and cables are compatible with Staubli MC4 connectors?
Staubli MC4 connectors are designed for standard PV cables commonly used in solar installations. Typical compatible cable sizes range from around 2.5 mm² to 4.0 mm² (or equivalent cross-sections for flexible PV wire). Crimp termination is the preferred method for a reliable, high-quality seal, using a compatible MC4 crimping tool set and dies specified by Staubli. When selecting tools, ensure they match the connector series and the conductor type (solid or stranded). For maintenance or repairs, keep spare housings, seals, and contact pins on hand to preserve system integrity.

What maintenance, inspection, and replacement considerations apply to Staubli MC4 connectors?
Regular inspection is recommended to ensure ongoing performance. Look for signs of wear, deformation, cracked housings, compromised seals, loose crimp joints, or corroded contacts. If any damage is found, replace the affected connector pair or the contact insert immediately to maintain seal integrity and electrical performance. Clean connectors with appropriate non-abrasive cleaners if needed, and avoid immersion in solvents. Keep connectors dry when not in use and protect them from prolonged exposure to extreme temperatures and abrasion. In high-use installations, carry spare MC4 components such as seals, contact pins, and replacement housings to minimize downtime.

Where can I source Staubli MC4 connectors and what variants exist?
Staubli MC4 connectors are available through major electronics distributors, solar supply houses, and RS Components listings. Variants include standard MC4 male and female pairs, weatherproof versions with enhanced seals, high-vibration or high-cycle variants for demanding environments, and MC4-compatible adapters that join MC4 systems to other PV connector types. When selecting variants, consider cable size compatibility, current and voltage ratings, environmental sealing (IP rating), and whether you need inline straight, 90-degree, or panel-mount configurations for your installation. Always verify the exact Staubli MC4 series and part numbers to match your project requirements.

What certifications and safety standards do Staubli MC4 connectors meet?
Staubli MC4 connectors are designed to meet common PV and electrical safety standards applicable to DC connectors used in solar installations. Typical compliance areas include electrical safety for low to medium voltage DC systems, insulation integrity, contact reliability under mechanical stress, and watertight sealing performance. Depending on the variant, these connectors may reference standards such as IEC 62852 for PV connectors or other regional equivalents. Always check the specific product datasheet for exact certifications, temperature ratings, and warranty coverage before deployment in critical installations.

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