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  • Quick ReferenceExpand
    • The Role of Hydraulic Filters …Expand
      • Return Line Hydraulic Filtration
      • Pressure Filters for Peak System Performance
      • The Importance of Suction Strainers
      • What is a Micron Rating?
      • What is Pressure Drop or Delta P?
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“Replacement for Kaydon A912121 Hydraulic Filter Element” has been added to your cart. View cart
  • Replacement for Kaydon A912113 Hydraulic Filter Element

    Replacement for Kaydon A912113 Hydraulic Filter Element

    $164.09

    Engineered filtration that provides OEM reliability—an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the Kaydon A912113 element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

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  • Replacement for Kaydon A912109 Hydraulic Filter Element

    Replacement for Kaydon A912109 Hydraulic Filter Element

    $164.09

    Engineered filtration that provides OEM reliability—an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the Kaydon A912109 element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

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  • Replacement for Kaydon KMP8400A25V16 Hydraulic Filter Element

    Replacement for Kaydon KMP8400A25V16 Hydraulic Filter Element

    $164.05

    Engineered filtration that provides OEM reliability—an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the Kaydon KMP8400A25V16 element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

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  • Replacement for Kaydon KMP8400A25B16 Hydraulic Filter Element

    Replacement for Kaydon KMP8400A25B16 Hydraulic Filter Element

    $164.05

    Engineered filtration that provides OEM reliability—an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the Kaydon KMP8400A25B16 element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Replacement for Kaydon A912129 Hydraulic Filter Element

    Replacement for Kaydon A912129 Hydraulic Filter Element

    $164.05

    Engineered filtration that provides OEM reliability—an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the Kaydon A912129 element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Replacement for Kaydon A912125 Hydraulic Filter Element

    Replacement for Kaydon A912125 Hydraulic Filter Element

    $164.05

    Engineered filtration that provides OEM reliability—an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the Kaydon A912125 element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Replacement for Kaydon KMP8400A12V16 Hydraulic Filter Element

    Replacement for Kaydon KMP8400A12V16 Hydraulic Filter Element

    $164.05

    Engineered filtration that provides OEM reliability—an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the Kaydon KMP8400A12V16 element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Replacement for Kaydon KMP8400A12B16 Hydraulic Filter Element

    Replacement for Kaydon KMP8400A12B16 Hydraulic Filter Element

    $164.05

    Engineered filtration that provides OEM reliability—an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the Kaydon KMP8400A12B16 element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Replacement for Kaydon A912121 Hydraulic Filter Element

    Replacement for Kaydon A912121 Hydraulic Filter Element

    $164.05

    Engineered filtration that provides OEM reliability—an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the Kaydon A912121 element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Replacement for Kaydon A912117 Hydraulic Filter Element

    Replacement for Kaydon A912117 Hydraulic Filter Element

    $164.05

    Engineered filtration that provides OEM reliability—an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the Kaydon A912117 element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Replacement for Kaydon KMP8400A06V08 Hydraulic Filter Element

    Replacement for Kaydon KMP8400A06V08 Hydraulic Filter Element

    $118.45

    Engineered filtration that provides OEM reliability—at an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the Kaydon KMP8400A06V08 element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Replacement for Kaydon KMP8400A06B08 Hydraulic Filter Element

    Replacement for Kaydon KMP8400A06B08 Hydraulic Filter Element

    $118.45

    Engineered filtration that provides OEM reliability—at an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the Kaydon KMP8400A06B08 element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Replacement for Kaydon A912112 Hydraulic Filter Element

    Replacement for Kaydon A912112 Hydraulic Filter Element

    $118.45

    Engineered filtration that provides OEM reliability—at an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the Kaydon A912112 element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Replacement for Kaydon A912108 Hydraulic Filter Element

    Replacement for Kaydon A912108 Hydraulic Filter Element

    $118.45

    Engineered filtration that provides OEM reliability—at an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the Kaydon A912108 element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Replacement for Kaydon KMP8400A03V08Hydraulic Filter Element

    Replacement for Kaydon KMP8400A03V08Hydraulic Filter Element

    $118.45

    Engineered filtration that provides OEM reliability—at an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the Kaydon KMP8400A03V08 element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Replacement for Kaydon KMP8400A03B08Hydraulic Filter Element

    Replacement for Kaydon KMP8400A03B08Hydraulic Filter Element

    $118.45

    Engineered filtration that provides OEM reliability—at an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the Kaydon KMP8400A03B08 element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Replacement for Kaydon A912104Hydraulic Filter Element

    Replacement for Kaydon A912104Hydraulic Filter Element

    $118.45

    Engineered filtration that provides OEM reliability—at an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the Kaydon A912104 element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Replacement for Kaydon A912100Hydraulic Filter Element

    Replacement for Kaydon A912100Hydraulic Filter Element

    $118.45

    Engineered filtration that provides OEM reliability—at an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the Kaydon A912100 element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Replacement for Kaydon KMP8400A25V08 Hydraulic Filter Element

    Replacement for Kaydon KMP8400A25V08 Hydraulic Filter Element

    $118.45

    Engineered filtration that provides OEM reliability—at an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the Kaydon KMP8400A25V08 element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Replacement for Kaydon KMP8400A25B08 Hydraulic Filter Element

    Replacement for Kaydon KMP8400A25B08 Hydraulic Filter Element

    $118.45

    Engineered filtration that provides OEM reliability—at an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the Kaydon KMP8400A25B08 element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Replacement for Kaydon A912128 Hydraulic Filter Element

    Replacement for Kaydon A912128 Hydraulic Filter Element

    $118.45

    Engineered filtration that provides OEM reliability—at an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the Kaydon A912128 element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Replacement for Kaydon A912124 Hydraulic Filter Element

    Replacement for Kaydon A912124 Hydraulic Filter Element

    $118.45

    Engineered filtration that provides OEM reliability—at an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the Kaydon A912124 element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Replacement for Kaydon KMP8400A12V08 Hydraulic Filter Element

    Replacement for Kaydon KMP8400A12V08 Hydraulic Filter Element

    $118.45

    Engineered filtration that provides OEM reliability—at an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the Kaydon KMP8400A12V08 element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Replacement for Kaydon KMP8400A12B08 Hydraulic Filter Element

    Replacement for Kaydon KMP8400A12B08 Hydraulic Filter Element

    $118.45

    Engineered filtration that provides OEM reliability—at an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the Kaydon KMP8400A12B08 element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Replacement for Kaydon A912120 Hydraulic Filter Element

    Replacement for Kaydon A912120 Hydraulic Filter Element

    $118.45

    Engineered filtration that provides OEM reliability—at an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the Kaydon A912120 element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
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  • 2026 Hydraulic Filter Element Cross Reference
  • 2026 Spin-On Filter Cross Reference
  • 2026 Desiccant Air Breathers
  • 2025 Dental Equipment Filters
  • 2025 Coalescer and Separator Filters
  • 2025 Suction Strainer Filters Cross Reference
  • 2025 EDM Filters Cross Reference
  • 2025 Air Intake Filters
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Review Cart

  • × Replacement for Fleetlife FA-22022 NANO-Fiber Dust Collector FilterReplacement for Fleetlife FA-22022 NANO-Fiber Dust Collector Filter 1 × $95.40
  • × Replacement for PTI P98015JGV Hydraulic Filter ElementReplacement for PTI P98015JGV Hydraulic Filter Element 1 × $32.85
  • × Replacement for Parker 925600 Hydraulic Filter ElementReplacement for Parker 925600 Hydraulic Filter Element 1 × $25.95
  • × Replacement for Air Filters Inc AG719125109 80/20 Cellulose/Polyester Blend MERV 11 Dust Collector Filter - FIRE RETARDANTReplacement for Air Filters Inc AG719125109 80/20 Cellulose/Polyester Blend MERV 11 Dust Collector Filter - FIRE RETARDANT 1 × $99.60
  • × Replacement for Mann & Hummel P2779 80/20 Cellulose/Polyester Dust Collector FilterReplacement for Mann & Hummel P2779 80/20 Cellulose/Polyester Dust Collector Filter 1 × $88.05
  • × Replacement for Torit P190906-461-436 NANO-Fiber MERV 15 Dust Collector Filter - FIRE RETARDANTReplacement for Torit P190906-461-436 NANO-Fiber MERV 15 Dust Collector Filter - FIRE RETARDANT 1 × $113.25
  • × PlaceholderReplacement for Internormen 311529 Hydraulic Filter Element 1 × $81.31
  • × Replacement for Hydac 0280D005BN4HC Hydraulic Filter ElementReplacement for Hydac 0280D005BN4HC Hydraulic Filter Element 1 × $69.90
  • × Replacement for Fleetlife FA-21347 80/20 Cellulose/Polyester Dust Collector FilterReplacement for Fleetlife FA-21347 80/20 Cellulose/Polyester Dust Collector Filter 1 × $88.05
  • × Replacement for Donaldson P148646 NANO-Fiber MERV 15 Dust Collector Filter - FIRE RETARDANTReplacement for Donaldson P148646 NANO-Fiber MERV 15 Dust Collector Filter - FIRE RETARDANT 1 × $68.10
  • × Replacement for Torit 8PP2511601 NANO-Fiber MERV 15 Dust Collector FilterReplacement for Torit 8PP2511601 NANO-Fiber MERV 15 Dust Collector Filter 1 × $95.40
  • × Replacement for Donaldson DT9404168UM Hydraulic Filter ElementReplacement for Donaldson DT9404168UM Hydraulic Filter Element 1 × $62.27
  • × Replacement for Purolator Facet 0950EAR122N1 Hydraulic Filter ElementReplacement for Purolator Facet 0950EAR122N1 Hydraulic Filter Element 1 × $191.71
  • × Replacement for Pall HC9021FCT4Z Hydraulic Filter ElementReplacement for Pall HC9021FCT4Z Hydraulic Filter Element 1 × $46.87
  • × Replacement for Kaydon A912121 Hydraulic Filter ElementReplacement for Kaydon A912121 Hydraulic Filter Element 1 × $164.05

Subtotal: $1,322.76

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  • Products
    • Hydraulic Filter Elements
    • Spin-On Filters
    • Desiccant Air Breathers
    • Dental Equipment Filters
    • Dust Collector Filters
    • Coalescer and Separator Filters
    • High-Flow Elements
    • EDM Filters
  • Cross by Brand
    • Pall Replacements
    • Parker Replacements
    • Hydac Replacements
    • Donaldson Replacements
    • WIX Replacements
    • Behringer Replacements
    • Zinga Replacements
    • Air Sentry Replacements
    • Des Case Replacements
    • More…
  • Quick Reference
    • The Role of Hydraulic Filters …
      • Return Line Hydraulic Filtration
      • Pressure Filters for Peak System Performance
      • The Importance of Suction Strainers
      • What is a Micron Rating?
      • What is Pressure Drop or Delta P?
      • What is Filter Efficiency?
      • What is Dirt-Holding Capacity?
      • What is ISO 16889?
    • FAQs
  • Contact Us
  • SONA Info
    • About Us
    • Your Privacy…
    • Shipping
    • Returns
    • Warranty