

Howard Butler Ltd products are manufactured to CE standards and carry the CE mark. |
Panel instruments comply to EMC directive 89/336/EEC, test reference EN50081/EN50082-1 and Low Voltage directive 72/23/EEC, test reference EN601010-1/A2 |
Current Transformers comply to the Low Voltage Directive 73/23/EEC, test reference EN601010-1/A2 |
Shunts are considered to be benign and are outside the scope of the EMC & LV directories |
| If you would like a copy of our "EC Declaration of Conformity" please send your request to |