• Underground Utility Marking · Since 2013

    Underground Pipeline
    Marker Balls

    100% APWA standard frequencies — detectable by 3M Dynatel, Tempo EML-100 and any locator. A proven, lower-cost alternative to 3M EMS ball markers, built in our own ISO 9001 factory.

    APWA frequencies Self-leveling coil IP68 · 50-yr life OEM / custom
    Mocbo factory & team 200+ skilled workers · 4,000 m² factory
  • Trusted & Certified
    • ISO 9001
    • ISO 45001
    • ISO 14001
    • APWA Compliant
    • BdNI Member
    • Deutsche Telekom
    • Fiberhome
    • 30+ Countries

  • Why Mocbo

    Four reasons distributors and utility buyers switch to Mocbo marker balls.

    📡

    Full APWA Frequency Range

    Eight industry frequencies from 66.4 kHz to 169.8 kHz — Gas, Telecom, Fiber, Water, Power, Sewer, CATV and General Purpose. One supplier covers every buried utility.

    🧭

    Self-Leveling Coil

    Our passive coil auto-levels in any burial posture, delivering a stable 1.5 m (5 ft) detection depth — readable by every standard locator, no batteries required.

    💧

    IP68 · 50-Year Life

    HDPE fully-sealed, liquid-free, passive and maintenance-free. Rated IP68 with a 50-year service life for permanent, reliable asset marking.

    🏭

    In-House Factory & OEM

    Mold shop, automated assembly and test lab under one roof. Custom frequency, laser marking and bulk packaging — MOQ-friendly for distributors and agents.

  • Frequency & APWA Color Matrix

    Match your buried utility to the right marker ball. All frequencies follow the public APWA standard.

    Utility APWA Color Frequency Application
    Diverse / General Purple66.4 kHzMulti-purpose marking
    CATV Black / Orange77.0 kHzCable TV networks
    Gas Yellow83.0 kHzGas pipelines
    Telecom Orange101.4 kHzTelecom / comms lines
    Sewer (Avlopp) Green121.6 kHzSewer & drainage
    EU Power Grid Red / Blue134.0 kHzEU power grid
    Water (Vatten) Blue145.7 kHzWater mains
    High-Voltage (Elnat) Red169.8 kHzPower / electrical
    Fiber Optic Black / Yellow92.0 kHzFiber optic cables

    Fiber Optic (92.0 kHz, Black/Yellow) is our fastest-growing line — deployed in telecom and 5G rollouts worldwide.

  • Works with 3M Dynatel, Tempo EML-100, Radiodetection MRX & any locator

    Same APWA frequency standard. Drop-in replacement for 3M EMS ball markers — no new equipment needed for your crews.

  • In-House Production Process

    Every marker ball is made and tested in our own factory — from injection molding to final inspection.

    Mocbo production process: injection, winding, hot-melt, riveting, pressure test, inspection
  • Mocbo vs. 3M vs. Tempo

    Same standard, same compatibility — at a sharper total cost of ownership.

    Mocbo vs 3M vs Tempo comparison table
  • Proven in the Field

    "Long-term supplier to Deutsche Telekom — Mocbo marker balls are deployed across European airport and metro communication lines."
    Deutsche Telekom · Telecom
    "CobiNet rolled out Mocbo balls in regional broadband projects — full APWA compatibility meant zero change to our locator fleet."
    CobiNet · Network Build
    "From fiber backbones to metro stations, Mocbo delivers consistent detection depth and on-time volume across 30+ countries."
    Global Distributors
  • Get a Quote or Spec Sheet

    Tell us your utility type and frequency — we'll send a datasheet and volume pricing within 24 hours.

    Victor — Mocbo Foreign Trade Manager