The Marinco 305P is a heavy-duty L5-30P Locking Plug designed for secure and reliable 30A / 125V AC power connections. Built with durable materials and precision-engineered contacts, this plug ensures a tight, twist-lock connection that prevents accidental disconnection — ideal for marine, industrial, RV, and generator applications.

Marinco connectors are trusted for their rugged performance, corrosion resistance, and long-lasting reliability even in harsh environments.

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Specifications

• Manufacturer: Marinco

• Model: 305P

• Type: Locking Plug (Male Connector)

• Configuration: NEMA L5-30P

• Amperage: 30 Amps

• Voltage: 125V AC

• Poles/Wires: 2-Pole, 3-Wire (Grounded)

• Connection Type: Twist-Lock (Male)

• Body Material: High-impact, corrosion-resistant housing

• Color: Yellow

• Compliance: UL Listed, CSA Certified

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Key Features

• Heavy-duty NEMA L5-30P locking plug

• Secure twist-lock mechanism prevents accidental unplugging

• Durable thermoplastic housing resists impact and corrosion

• Ideal for marine shore power, RVs, generators, and industrial equipment

• Easy installation with clear terminal markings

• Built for reliability in demanding conditions

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Applications

• Marine and shore power setups

• RV and camping power connections

• Portable generators

• Industrial and construction power tools

• Backup power and extension cords

Condition: New (C10,F7)

Product Condition Standards (R2v3)

All items are processed according to R2v3 standards. Each listing clearly indicates the Cosmetic Condition (C#) and Functional Condition (F#).

Cosmetic Condition (C#)

• C0 Not Categorized: Item not yet evaluated or categorized
• C1 Damaged: Not reusable
• C2 Used Poor: Missing critical parts
• C3 Used Fair: Missing non-critical parts
• C4 Used Good: Complete, no missing parts
• C5 Used Very Good: Minor imperfections, fully functional
• C6 Used Excellent: Refurbished, like-new condition
• C7 Certified Pre-Owned: Like new, certified
• C8 Unused: Never used, not in original packaging
• C9 New Open Box: In original but unsealed packaging
• C10 New: Factory-sealed, unopened in original packaging

Functional Condition (F#)

• F1 Collectible or Specialty Equipment: Rare or vintage, may have broken/missing parts, for reuse/parts only
• F2 Verified Specialty Equipment: Removed from operation, no known defects, complete
• F3 Key Functions Working: Primary functions verified, some parts/software may be missing
• F4 Hardware Functional: All hardware tested, no missing/damaged parts
• F5 Refurbished: All functions tested with diagnostics, no missing/damaged parts, may include software
• F6 Like New: Fully tested, repaired with OEM parts, licensed software (if applicable), zero defects
• F7 New: Never used, in original factory-sealed packaging

 Non - Data: A functional grade cannot be assigned without successful data sanitization (R2.C.4.a). Therefore, communicating a functional REC Category demonstrates data has been successfully wiped.