Category A

40 kJ Capacity

EN 15551 Certified

  • Light-weight TecsPak™ proprietary elastomer
  • Certified to EN 15551 as per TSI-WAG.
  • Certified to EN 50125 T1, T2, T3
  • Tested for operation from -50°C to +50°C
  • Impervious to oil, grease, dust
  • Abrasion-resistant

These are just a few of the many reasons Miner buffer springs remain the most widely applied in the industry, and the only buffer spring with over 40 years successful service and more than 1 million units supplied.

40 kJ Performance Curve

(72 Hours After Installation)

SPRING 72 HOURS AFTER INSTALLATION  DYNAMIC IMPACT
CLOSURE 1ST 3RD EN-15551 Test #5
PRE-FORCE 25kN 14kN 10.1km/hr
We 24.0kJ 19.5kJ 41.6kJ
Wa/We 0.51 0.42 0.61