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Leviton 49FSL-Y 49 Series Female Plug Replacement Sleeve Crimped 313–777MCM 1000V 1135A, Yellow

SKU: 49FSL-Y Leviton

Special Order: typically 2–6 weeks

Ships directly from the manufacturer. This is an estimated lead time, not a guaranteed delivery date.

Availability can change and lead times may be longer. If your project has a deadline, check with us before ordering.

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Product images for Leviton 49FSL-Y 49 Series Female Plug Replacement Sleeve Crimped 313–777MCM 1000V 1135A, Yellow. 1 image(s) available. Click on image to view full size.

Key Features

  • Built for uptime: rugged Rhino‑Hide TPV insulator resists cracking and UV for longer service life in extreme industrial environments
  • Fast identification & maintenance: bright yellow, color‑coded sleeve enables quick phase and circuit recognition to reduce downtime
  • Heavy‑duty capacity: supports 313–777MCM cable and rated for 1135A/1000V to handle high‑amp generator and SCR power feeds
  • Cross‑brand compatibility: mates with other manufacturers' high‑amperage single‑pole plugs and receptacles for easy retrofit or replacement
  • Simplifies installations: crimped sleeve design streamlines field termination for reliable, vibration‑resistant connections

Quick Specifications

Product Model
49FSL-Y
Brand Name
Leviton
Product Name
Female Plug Replacement Sleeve
Product Type
Connector
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Product information

49FSL-Y

Overview

Deliver reliable high‑amp power where it matters most. The Leviton 49FSL‑Y female plug replacement sleeve is an industrial‑grade power plug accessory engineered to protect and extend the life of single‑pole connections in generators, SCRs, oil & gas rigs and critical security infrastructure. Rated for 1135A and 1000V and accommodating 313–777MCM cable, this sleeve provides the heavy‑duty capacity required for backup power and distribution feeding surveillance, monitoring and security systems.

Built with a UV‑stable, Rhino‑Hide TPV insulator and a crimped termination for vibration‑resistant performance, the sleeve reduces maintenance cycles and minimizes unplanned downtime. The yellow, color‑coded design speeds phase identification and troubleshooting on site, while compatibility with other manufacturers' high‑amp plugs makes upgrades and changeouts simple and cost‑effective.

Choose the Leviton 49FSL‑Y when you need durable, serviceable power connections for mission‑critical applications. Add this female plug sleeve to your generator, monitoring or security power kit to improve reliability and simplify field servicing.

Features

  • Built for uptime: rugged Rhino‑Hide TPV insulator resists cracking and UV for longer service life in extreme industrial environments
  • Fast identification & maintenance: bright yellow, color‑coded sleeve enables quick phase and circuit recognition to reduce downtime
  • Heavy‑duty capacity: supports 313–777MCM cable and rated for 1135A/1000V to handle high‑amp generator and SCR power feeds
  • Cross‑brand compatibility: mates with other manufacturers' high‑amperage single‑pole plugs and receptacles for easy retrofit or replacement
  • Simplifies installations: crimped sleeve design streamlines field termination for reliable, vibration‑resistant connections
4 of 4 specifications
Technical specifications for Leviton 49FSL-Y 49 Series Female Plug Replacement Sleeve Crimped 313–777MCM 1000V 1135A, Yellow
General Information
Brand Name Leviton
Product Name Female Plug Replacement Sleeve
Product Type Connector
Manufacturer Part Number 49FSL-Y

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SKU:
49FSL-Y
Manufacturer part:
49FSL-Y
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Availability is shown above. Special-order items and project quantities may need additional lead time. Contact us to confirm a delivery date before scheduling installation.

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What should I know about returns?

Returns require an approved RMA. Consult the linked return policy for deadlines and eligibility. For standard non-defective returns, eligible factory-sealed items carry a 15% restocking fee and customer-paid return shipping; open-box and used items are refused. Defective and DOA claims follow the policy's separate terms. Special orders and other exclusions are final sale.

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Leviton 49FSL-Y 49 Series Female Plug Replacement Sleeve Crimped 313–777MCM 1000V 1135A, Yellow

49FSL-Y

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