Quality and RoHS Policy

SNS Cooling Technology Inc. meets the expectations of the RoHS and WEEE directives, holding ourselves to a high standard of environmental conduct.

SNS Cooling only uses products and services that meet RoHS 3 requirements. The following materials are identified as restricted:




Hexavalent Chromium (Cr VI)

Polybrominated Biphenyls (PBB) *

Polybrominated Diphenyl Ether (PBDE) *

Bis(2-Ethylhexyl) phthalate (DEHP)

Benzyl butyl phthalate (BBP)

Dibutyl phthalate (DBP)

Diisobutyl phthalate (DIBP)

For each of these materials, SNS Cooling abides by the maximum levels specified by RoHS 3:

  • Lead (Pb): < 1000 ppm **
  • Mercury (Hg): < 100 ppm
  • Cadmium (Cd): < 100 ppm
  • Hexavalent Chromium: (Cr VI) < 1000 ppm ***
  • Polybrominated Biphenyls (PBB): < 1000 ppm
  • Polybrominated Diphenyl Ethers (PBDE): < 1000 ppm
  • Bis(2-Ethylhexyl) phthalate (DEHP): < 1000 ppm
  • Benzyl butyl phthalate (BBP): < 1000 ppm
  • Dibutyl phthalate (DBP): < 1000 ppm
  • Diisobutyl phthalate (DIBP): < 1000 ppm

* PBB and PBDE are flame retardants used in some plastics.
** Two exemptions apply as per RoHS: 1. as an alloying element (in steel up to 0.35% lead by weight, in aluminum up to 0.4% lead by weight, and in copper up to 4% lead by weight); 2. in high-melting-temperature type solders (i.e. lead based alloys containing 85% or more by weight) / in solders for servers, storage and storage array systems, network infrastructure equipment for switching, signaling, and transmission, as well as network management for telecommunications / in electronic ceramic parts
*** An exception applies as per RoHS: as an anti-corrosion of the carbon steel cooling system in absorption refrigerators

Please refer to the table below for a list of finishes offered by SNS Cooling:

Surface Finish ROHS Status Applicable standard
Wash YES Degrease Only
Black Anodize YES MIL-A-8625F
Clear Anodize YES MIL-A-8625F
Yellow Chromate NO MIL-DTL-5541F-TYPE 1
Trivalent Chromate YES MIL-DTL-5541F-TYPE 2
Electro Less Nickel plating YES ASTM-B733
Nickel Plating( Electro Deposited) YES SAE-AMS-QQ-N-290
Tin Plating YES Lead Free

If you have any questions or concerns regarding our RoHS policy, please contact us at contact@snscooling.com.

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