High output(HO) germicidal lamp yield 30 percents to 50 percents more UV output than standard lamp of the same length, ballasting is available in 120v and 220v,these HO lamp are designed to operate with standard preheat ballast, which are significantly lower in cost and sing than traditional slimline (instant start) ballast. Customers' designed length can also be supplied. typelamp dimensions (mm)power (W)current (mA)voltage at 50/60Hz (V)UV [253.7nm] output at 1 metrerated life (h)tube diamlengtharc length(µw/cm2)(W)ZW42D15W154363604280070120138000G436T5L/HOZW42D15Y154363604280070120138000G436T5VH/HOZW87D15W1584275587800125250278000G842T5L/HOZW87D15Y1584275587800125250278000G842T5VH/HOZW95D15W1589381595800135270308000G893T5L/HOZW95D15Y1589381595800135270308000G893T5VH/HOZW155D/15W1515541421155800220380458000G1554T5/HOZW155D15Y1515541421155800220380458000G1554T5VH/HOZW240D19W19155414212401800130600848000G1554T6L/HOZW240D19Y19155414212401800130600848000G1554T6VH/HO© Copyright Jiangsu Juguang Photoelectric Technology Co. Ltd.Note:These high output (HO) germicidal lamps have 30-50% higher UV output than standard lamps of the same length, andare designed to operate with standard preheat ballast which is significantly cheaper than traditional slimline (instant start)ballast. Ballasting is available in 120v and 220v.Services provided: OEM service Buyer Logo /Label Custom Design Service Guarantee: a.:Manufacture is to ISO9001:2000 standard. b.:Product is guaranteed for 12 months after lamp purchase. c: According to the International Standard: AQL tolerance is within 2% of the total quantity per order. d.:If AQL tolerance exceeds 2%, Juguang will refund the buyer at 1:1 rate; OR an amount equal to the UQL value will be deducted from the next order. e.: 2% of products are added by Juguang (at no extra charge) to the ordered quantity for back-up purposes. Warning: UV-C radiation output of these lamps is harmful to unprotected eyes and skin. Appropriate safety wear must be worn, or installations completely screened.