GLF-D-12 Mechanical Seals for Grundfos Pumps CH2-30 / CH4-30 / CH8-12 CR2/4 SPK2/4
GLF-D-12 Mechanical Seals for Grundfos Pumps CH2-30 / CH4-30 / CH8-12 CR2/4 SPK2/4
GLF-D-12 Mechanical Seals for Grundfos Pumps CH2-30 / CH4-30 / CH8-12 CR2/4 SPK2/4
GLF-D-12 Mechanical Seals for Grundfos Pumps CH2-30 / CH4-30 / CH8-12 CR2/4 SPK2/4
GLF-D-12 Mechanical Seals for Grundfos Pumps CH2-30 / CH4-30 / CH8-12 CR2/4 SPK2/4
  1. GLF-D-12 Mechanical Seals for Grundfos Pumps CH2-30 / CH4-30 / CH8-12 CR2/4 SPK2/4
  2. GLF-D-12 Mechanical Seals for Grundfos Pumps CH2-30 / CH4-30 / CH8-12 CR2/4 SPK2/4
  3. GLF-D-12 Mechanical Seals for Grundfos Pumps CH2-30 / CH4-30 / CH8-12 CR2/4 SPK2/4
  4. GLF-D-12 Mechanical Seals for Grundfos Pumps CH2-30 / CH4-30 / CH8-12 CR2/4 SPK2/4
  5. GLF-D-12 Mechanical Seals for Grundfos Pumps CH2-30 / CH4-30 / CH8-12 CR2/4 SPK2/4

GLF-D-12 Mechanical Seals for Grundfos Pumps CH2-30 / CH4-30 / CH8-12 CR2/4 SPK2/4

Price range: $17.00 through $18.80

  • Precision fit for Grundfos pump models – Engineered specifically for CH2-30, CH4-30, CH8-12, CR2/4, and SPK2/4 series, ensuring seamless installation and reliable sealing performance.

  • High-quality material construction – Manufactured with durable carbon ceramic or silicon carbide faces (depending on variant), providing excellent wear resistance and long service life.

  • Leak-proof operation – Delivers consistent, leak-free performance under normal operating pressures and temperatures, reducing downtime and maintenance costs.

  • Versatile fluid compatibility – Suitable for clean water, light wastewater, and mild chemical solutions commonly handled by Grundfos multistage and peripheral pumps.

  • Cost-effective aftermarket alternative – Offers OEM-equivalent quality at a competitive price, making it an ideal replacement seal for maintenance and repair applications.

SKU: N/A Categories: ,

GLF‑D‑12 mechanical seals are high‑performance cartridge‑type replacements designed for Grundfos pumps, fitting models CH2‑30, CH4‑30, CH8‑12, CR2, CR4, SPK2 and SPK4. With a 12mm shaft size and balanced seal design, they ensure reliable, leak‑free operation. Constructed with SIC/SIC/VIT or SIC/CAR/VIT sealing faces and SUS304 metal parts, these seals deliver superior wear resistance, high temperature tolerance (‑30°C to 200°C) and resistance to corrosion. Suitable for water, oil and other low‑corrosion media, they handle pressures up to 2.5MPa and speeds up to 25m/s. Easy to install and replace without pump disassembly, they offer a cost‑effective, durable alternative to original seals for long‑term pump reliability.

Weight 1 lbs
Dimensions 13 × 8 × 9 in
Material

SIC/SIC/VIT, SIC/CAR/VIT

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