Ignition transformer to suit some gas appliances. 6 electrode output, mounting holes 120mm apart on side, 2 X 6.4mm spade terminals input, 5 X 2.8mm spade terminal outputs. 
ST GEORGE: CH711XFF, CH911XFF, CH920XFF, CH915XFF, CH915AFF
OMEGA: OG70XA
TRIESTE: TR70CAWK, TR704FLWK, TR90CAWKF