65W power, 45W backward-compatible One adapter for everyday work, school, and travel; 45W devices draw only what they need.
Correct connector (Acer small tip) 3.0 × 1.1 mm thin barrel, not USB-C and not 5.5 × 1.7 mm.
Popular models (beyond the title) Chromebook: C720/C720P/C740/C810 (CB5-311), C910, CB5-571, CB3-532, CB3-431*;
Spin: SP513-51/-52N/-53N, SP314-51/-52;
Spin 1: SP111-31/-31N/-32N/-33, SP113-31;
Switch: Alpha 12 SA5-271/-271P, SW312-31/-31P, SW5-111/-171/-173/-271/-272;
Aspire: R5-471T/-571T/-571TG, R7-371T/-372T, P3-131/-171;
TravelMate: B118-R/-RN/-G2-R/-G2-RN, TMB118-RN, P214-51.
Safe & efficient Multi-protection (OVP/OCP/OTP/SCP), compact design, 100240 V worldwide input.
Part-number friendly Replaces PA-1650-80/-80AW, ADP-65KB, A11-065N1A, A13-045N2A, NP. ADT 11.00F /008, KP. 06503.005 /007, AK. 065AP. 034, AK. 045AP. 060.
Fit check: label should read 19 V and 3.0 × 1.1 mm DC jack.
CB3-431 is commonly 45W (19 V 2.37 A) this 65W version is downward-compatible.