UB1290: 12 volt 9 Amp-hour rechargeable Sealed Lead battery. X-ref # RBC2, BP-420. Fits MANY applications (alarm systems, hallway emergency lights, portable 12V power packs, UPS, etc). Battery dimensions: 5.95" across x 2.56" thick x 3.7" tall. Has Spade lug contacts on top (F2 style, 1/4" wide). Each 12v 9Ah battery includes 2 Terminal Lug Adapters, which can fit onto the battery F2 terminals and allow you to connect to F1 style (3/16: wide) . Battery Weight 6.9 lbs. Replaces 12v 7Ah, 12v 7.2Ah, 12v 8Ah, 12v 9Ah models. Compatibility cross reference list: LC-R127R2PLC-R127R2P1LCR12V7.2PLCR12V7.2P112-621GT026P4NSN# 6140-01-108-215905201050BAT232754BY596DFM76FM66FM6A6FM7BAT0062BAT0072BAT0370BD712BP127FBP712BP7512CF12V72CFM12V65D126D5743DG126DG127FEP126026EP127026ES6512ES712GNBSP12V7F1GP1270GP1272HE12V77HEPNP712HEPNP712FRHP712JC1260JC1265LCP127R2PLCR127PLCR127R2PLCR129CH1LCR12V65BP1LCR12V65PLCR12V65P1LCR12V72PLCRB126R5PMBCFM12V72NP712NPW3612NSN6140011082159PE12V7PE12V72F1PE6512POWPS1270F2PX12072PXL12072EVX-1270F2EVX1270F2GP1270F2LC-R127R2CH1LC-R127R2P(a)LC-RB126.5P1LCR127R2CH1LCR127R2P1LCR12V6.5BP1LCR12V7.2P1PE-12V9PE-12V9F2PE12V9PE12V9F2PS-1270F2PS1270F2PX12090RBC-109RBC-12RBC-17RBC-2RBC-22RBC-23RBC-24RBC-25RBC-26RBC-27RBC-31RBC-33RBC-48RBC-5RBC-8RBC-9RBC110RBC51RBC51SR1270F2