50mm PE Black Heat Shrink - 1M
by RMRC

Insulate oversized electronics, secure extensive high-current wiring tracks, and apply durable mechanical protection with the RMRC Premium 50mm PE Black Heat Shrink. Delivered in practical 1-meter (approx. 3.3 feet) segments, this heavy-duty Polyethylene (PE) protective sleeve features an extra-large ~50mm starting diameter. It is purposefully sized to fit easily over major power distribution hubs, multi-battery bridging harnesses, wide electronic speed controllers (ESCs), and thick structural spars. When uniform heat is applied, it neatly contracts to form a tight, abrasion-resistant outer barrier that insulates your aircraft’s vital hardware from dirt, moisture cuts, and stray structural shorts.

This large-profile heat-shrink insulation plays a critical role across a variety of unmanned systems and prototyping environments. In the RC hobby and FPV market, it serves as an indispensable asset for sealing maximum-capacity power system joins, organizing multi-cable central logic paths, and wrapping massive fixed-wing power managers. For the educational and STEM robotics market, this 1-meter bench stock acts as an excellent training resource for teaching advanced multi-rail power isolation, structural strain relief, and safe wiring deployment on high-power vehicle projects. For sUAS contractors, enterprise drone integrators, and government tech programs, this standardized PE sleeve offers a highly repeatable and cost-effective benchmarking utility—ideal for applying environmental protection to custom payload housings, shielding surrogate telemetry breakouts, or finishing large aerospace testbeds before test flights.

Tech Tip: For a smooth, wrinkle-free installation across wide surface areas, use a sweeping motion with a variable-temperature heat gun rather than holding it over a single spot. This results in a uniform finish with a heavy protective wall thickness.

Key Features:

• Extra-Large ~50mm Starting Profile: Effortlessly slides over wide parallel power rails, thick-gauge battery bridges, commercial-grade ESCs, and prominent structural frames.

• Premium Polyethylene (PE) Compound: Engineered to deliver outstanding dielectric insulation and exceptional resistance to punctures under extreme flight vibrations.

• Tough Protective Wall Structure: Shrinks down into a highly stable and thick defensive layer, offering robust strain relief at major flexible junction points.

• Continuous 1-Meter Length: Provides maximum layout flexibility, allowing builders to slice precisely the size required for the job and avoid excess workspace waste.

• Sleek Opaque Black Finish: Cleanly conceals complex custom soldering joints and multicolored internal wiring to bring a professional, unified aesthetic to any build bay.

Specifications:

• Manufacturer: RMRC

• Material Base: Premium Polyethylene (PE)

• Color Alignment: Opaque Black

• Starting Diameter (Pre-Heat): ~50 mm

• Section Length: 1 Meter / approx. 3.3 feet

• Wall Profile: Heavy-duty insulated post-shrink boundary

• Compatibility: Natively accommodates high-amperage multirotor/airplane ESC hardware, massive multi-wire distribution looms, structural airframe spars, and parallel power splitters.

What is Included:

• (1) 1-Meter Section of 50mm PE Black Heat Shrink Tubing

Recommended Items & Needed to Complete (Available at ReadyMadeRC): To round out your field repair kits and workbench electrical storage, consider checking out these companion items from ReadyMadeRC:

• Complete Size Assortment: Maintain a comprehensive repair lineup by pairing this with smaller options like the 25mm, 30mm, or 40mm PE Black Heat Shrink variants.

• Translucent Alternatives: Opt for the matching 50mm PE Translucent Heat Shrink if you need to read product labels or monitor diagnostic status LEDs beneath the wrap.

• Heavy-Duty Infrastructure: Ideal for protecting extensive cuts on thick multi-strand conduits such as the RMRC Premium Silicone Wire 12 Gauge.

• Safety Diagnostic Monitors: Always implement a safety checker like the TBS Smoke Stopper to safely evaluate your electrical lines before applying final thermal seals.