Environmental & Social Responsibility Compliance

Dialight Corporation is committed to ensuring that all of its articles (products) are compliant with international guidelines pertaining to Conflict Minerals, RoHS, REACH, and California Proposition 65. Information about ingredients and assessments are based on statements from Dialight Corporation suppliers.

Conflict Minerals

The following information is in regards to Dialight’s management of ethical concerns of electronic components relating to “Conflict Minerals” from the Democratic Republic of Congo (DRC).

Definitions of terms according to the “Dodd-Frank Wall Street Reform and Consumer Protection Act”

ADJOINING COUNTRY – The term “adjoining country”, with respect to the Democratic Republic of Congo, means a country that shares an internationally recognized border with the Democratic Republic of Congo.

CONFLICT MINERAL(S) – The term “conflict mineral” means –

A) columbite-tantalite (coltan), cassiterite, gold, wolframite or their derivatives; or

B) any other mineral or its derivatives determined by the Secretary of State to be financing conflict in the Democratic Republic of Congo or an adjoining country

Source- “Dodd-Frank” Wall Street Reform and Consumer Protection Act” 842-843


Pursuant to the subject, addressing ethical concerns in the electronics supply chain: We strongly encourage all suppliers involved in mining, manufacturing, or the use of 3TG (Tin, Tantalum, Tungsten and Gold) in our products to join us in keeping conflict minerals out of our supply chain. And only source validated smelters by an independent third party audit program. Dialight expects our suppliers to cooperate in providing due diligence information to confirm the tantalum, tin, tungsten and gold in our supply chain are conflict free.


The European Union’s Restriction on the Use of Hazardous Substances in Electrical and Electronic Equipment (‘RoHS”) Directive 2011/65/EU, Annex II 2015/863/EU.


The terms “Pb-Free”, “Lead-Free” and “RoHS Compliant” are understood to mean products that are compatible with the current RoHS requirements for the ten-(10) substances indicated in the table below. None of the noted substances are intentionally added by Dialight during the manufacturing process.

The “RoHS Threshold” shown for each substance below is based on concentration levels at the homogeneous material level as defined by the EU Technical Adaptation Committee.

RoHS Regulated Substance  RoHS Threshold
Cd (Cadmium) 100ppm
Pb (Lead)* 1000ppm
Hg (Mercury) 1000ppm
Cr6+  (Hexavalent Chromium) 1000ppm
PBBs (Polybrominated Biphenyls) 1000ppm
PBDEs (Polybrominated Diphenyl Ethers) 1000ppm
Bis(2-ethylhexyl) phthalate (DEHP) 1000ppm
Benzyl butyl phthalate (BBP) 1000ppm
Dibutyl phthalate (DBP) 1000ppm
Diisobutyl Phthalate (DIBP) 1000ppm
Other Substances of Concern Threshold
Antimony Trioxide Not intentionally added
Red Phosphorus Not intentionally added


(*) Exemption: Lead as an alloying element in steel containing up to 0.35% lead by weight, aluminum up to 0.4% by weight and as a copper alloy up to 4.0% by weight.


EU REACH- Revision June 27, 2018; REACH European regulation 1907/2006/EC concerning the Registration, Evaluation, Authorization and Restriction of Chemicals.

Dialight Corporation will make every effort to continue to evaluate all of its articles (products) for REACH compliance. In general, the vast majority of our products do not contain any of the published SVHCs. For the minority of products that contain SVHCs, specific substance information by part number is available and provided upon request case-by-case basis. Dialight does not intentionally introduce or use in process of our articles (products) REACH banned substances to the best of our knowledge. Information about ingredients and assessments are based on statements from Dialight Corporation suppliers. Number of substances on the Candidate List: 191 (last updated: 27 June 2018)



Dear Customer,

For California Proposition 65 (Prop 65) compliance, Dialight Corporation provides this letter informing their customers of product components that can cause exposure to substances known to the State of California to cause cancer and/or reproductive harm. It is your responsibility to further transmit this information forward to your California sales – be they through retail establishments, catalog sales, e-commerce, or any other means.

We recommend using the “short-form” warning statement pursuant to Section 25602(b) as shown below, provided in an appropriate format for e-commerce, catalog sales, or through other marketing channels:

warning   WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov

Per California EPA guidance on transmitting Clear and Reasonable Warnings to California residents, this letter serves to transfer liability to our customers for communicating this Proposition 65 information downstream to your customers.

Please do not hesitate to contact us if any question or support needed using our contact form below:

Regulatory Contact Form

If you require material documentation that goes beyond the statements provided above, please email your request to rohs@dialight.com