1 / 1 0 / 2 2 , 1 0 : 2 8 A M T y p e 4 , 4 X P o l y c a r b o n a t e P u s h b u t t o n E n c l o s u r e ( 1 5 5 4 P B S e r i e s ) - H a m m o n d M f g . Quality Products. Service Excellence. Type 4, 4X Polycarbonate Pushbutton Enclosure 1554 PB Series Standards IP66 NEMA 4, 4X, 6, 6P, 12 & 13 6 pushbutton enclosures do not meet Type 6/6P UL94 5VA Construction Electronic instrument enclosures, designed for mounting printed circuit boards or DIN rail mounted components. The polycarbonate material carries a UL flammability rating of UL94 5V and is suitable for outdoor use. Lid and mounting holes are located outside of the gasket seal. Lid is secured with self captivating M4 stainless steel machine screws (included), threaded into integral stainless steel bushings (for repetitive assembly & disassembly). Heavy duty 16 gauge galvanized steel panels available (see chart) All stainless steel hardware to avoid corrosion caused by dissimilar metals. Gasket is a preformed, high temperature U.L. listed silicone rubber. Gasket is replaceable. Gasketed lid with two piece tongue & groove construction provides protection against access of oil, dust and water. Internal DIN rail mounting tabs. Threaded (M3) integral brass inserts & standoffs designed for M3.5 or 6 self tapping screws for P.C. board or inner panel mounting in all but the smallest size. Vertical P.C. card guides (for 1.5 mm thick P.C. boards) are molded in all but the smallest size Finish Color is light gray (RAL 7035) Accessories Optional Inner Panel Heavy duty panels for mounting components Galvanized 16 ga. steel. Includes mounting hardware. Optional Mounting Feet Part No. 1554FT h t t p s : / / w w w . h a m m f g . c o m / e l e c t r i c a l / p r o d u c t s / o p e r a t o r / 1 5 5 4 p b 1 / 21 / 1 0 / 2 2 , 1 0 : 2 8 A M T y p e 4 , 4 X P o l y c a r b o n a t e P u s h b u t t o n E n c l o s u r e ( 1 5 5 4 P B S e r i e s ) - H a m m o n d M f g . 22 mm Hole 30.5 mm Hole of Enclosure Optional Inner Panel Part No. Part No. Holes H W D (w/lid) Part No. H W 1554MPB1 1554PB1 1 3.54 3.54 2.36 1554EPL 3.10 3.10 1554MPB1A 1554PB1A 1 3.54 3.54 3.54 1554EPL 3.10 3.10 1554MPB2 1554PB2 2 6.30 3.54 2.38 1554JPL 5.80 3.00 1554MPB2D 1554PB2D 2 6.30 3.54 3.56 1554JPL 5.80 3.00 1554MPB3 1554PB3 3 7.87 4.72 3.56 1554UPL 7.60 4.20 1554MPB4 1554PB4 4 7.87 4.72 3.56 1554UPL 7.60 4.20 1554MPB6 1554PB6 6 9.45 6.30 3.54 1554VPL 9.10 5.70 1554MPB6A 1554PB6A 6 9.45 6.30 3.54 1554VAPL 8.93 5.73 1554MPB6B 1554PB6B 6 9.45 6.30 4.72 1554VAPL 8.93 5.73 1554PB8 8 11.81 7.87 3.54 1554XPL 11.22 7.28 1554PB8A 8 11.81 7.87 4.72 1554XPL 11.22 7.28 1554PB12 12 11.81 9.45 3.74 1554YPL 11.22 8.86 1554PB12A 12 11.81 9.45 3.74 1554YPL 11.22 8.86 1554MPB15 15 11.81 7.87 3.54 1554XPL 11.22 7.28 1554MPB15A 15 11.81 7.87 4.72 1554XPL 11.22 7.28 1554MPB20 20 11.81 9.45 3.74 1554YPL 11.22 8.86 1554MPB20A 20 11.81 9.45 4.72 1554YPL 11.22 8.86 Data subject to change without notice 2022. Hammond Manufacturing Ltd. All rights reserved. h t t p s : / / w w w . h a m m f g . c o m / e l e c t r i c a l / p r o d u c t s / o p e r a t o r / 1 5 5 4 p b 2 / 2