9.0 Ah 162 WH: THE HIGHEST CAPACITY ON THE LXT PLATFORM | 45-50 HIVES PER CHARGE WITH THE INSTANTVAP TURBO, BY ITS OWN RULE OF THUMB |
85 min CHARGE ON THE DC18RC FAST CHARGER, PER MAKITA | 0.97 kg AGAINST 0.63 FOR THE 5 AH |
Makita BL1890 battery, 18 V and 9.0 Ah, 162 Wh in LXT format, the highest capacity on Makita’s 18 V platform: four-LED gauge, Star protection against overload, deep discharge and overheating and an 85-minute charge on the DC18RC fast charger (1780). 0.97 kg and 136 × 76 × 79 mm. For the InstantVap sublimator with the Makita connector and for the rest of the LXT tools in the apiary.
In the apiary a battery is measured in hives, not amps: by the rule of thumb on the InstantVap Turbo page (2878), 9 Ah give in the order of 45-50 hives per charge, between the 30 of a 6 Ah and the 60 of a 12.
01 · RUNTIME
The InstantVap Turbo page gives the rule: with 6 Ah about 30 hives, with 8 Ah 40-45 and with 12 Ah over 60; the BL1890’s 9 Ah land at 45-50, always at 2 g per hive and with the element still warm between one and the next. Cold, bigger doses and long pauses bring it down. For a site of 40-50 hives it does the session on one battery; for large apiaries, a second one charging on the DC18SE car charger (2280) between sites. The 5 Ah (1771) is the entry one, with half the range.
02 · THE LXT PLATFORM
It is an 18 V LXT battery: it fits the InstantVap with the Makita connector (Turbo 2878, Original 1918, Compact 2169, Lite 2379) and the house’s 18 V Makita tools, the bee blowers 1775, 1778 and 2362 among them. Makita excludes five older models, DSP600, DSP601, DSS611, DRC200 and DRC300, and it is not a 40 V XGT battery. Choose the Makita connector when ordering the sublimator: each unit carries only one.
03 · CHARGING AND PROTECTION
According to Makita, the DC18RC fast charger (1780) fills it in 85 minutes; the 5 Ah takes 45. A button on the side lights four LEDs with the charge left, to know before leaving whether it will last another round. The Star electronics cut out on overload, deep discharge and overheating, which is what saves the cell if the sublimator is left on. Let it cool before charging after a session, do not charge it frozen and store it charged and dry out of season.
04 · BEFORE BUYING
It weighs 0.97 kg against 0.63 for the 5 Ah, and it sits on a 1.25 kg sublimator: on a Turbo that is over two kilos in the hand for the whole session. For anyone doing more than 40 hives per outing it pays; for twenty, the 5 Ah weighs and costs less.
05 · BEFORE YOU BUY
The battery is supplied on its own; charger (1780) and tool come separately.
| ✓ FITS | Professionals with Makita LXT tools who sublimate 40-50 hives per session and do not want to go back to the car to swap batteries. |
| ✕ DOESN’T FIT | 40 V XGT tools or the five excluded models; and anyone sublimating twenty hives: the 5 Ah (1771) weighs and costs less. |
| ⚠ NOT INCLUDED | Charger or tool. |
| Reference | 1915H4-0 |
|---|---|
| Model | Makita BL1890 |
| Voltage | 18 V |
| Capacity | 9.0 Ah, 162 Wh |
| Type | LXT lithium-ion |
| Gauge | 4 LEDs with button |
| Protection | Star: overload, deep discharge and overheating |
| Charging | 85 min on the DC18RC fast charger (1780), per Makita |
| Dimensions | 136 × 76 × 79 mm |
| Weight | 0.97 kg |
| Compatibility | Makita LXT 18 V tools, except DSP600, DSP601, DSS611, DRC200 and DRC300 |
| Related | 5 Ah battery 1771; charger 1780; car charger 2280; InstantVap Turbo 2878 |
Specific References
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