Every Streamlight Vantage helmet light runs on CR123A lithium cells, but the three current models do not handle batteries the same way. The Vantage takes two cells. The Vantage II takes one. The Vantage 180 X takes two cells or a USB-rechargeable pack. Put the wrong cell in and you can shorten run time or damage the electronics. This guide covers what Streamlight approves, what it warns against, and how to plan spares for a crew. Fire Safety USA stocks the lights and the cells, so these are the questions our team answers most often at the counter.
Key Takeaways
- The Vantage (item 69140) uses two CR123A cells and runs 5 hours.
- The Vantage II (item 69331) uses one CR123A cell and runs 2.25 hours on high or 5 hours on low.
- The Vantage 180 X runs on two CR123A cells (4 hours high, 12 hours low) or one Streamlight SL-B26 rechargeable pack (5 hours high, 15 hours low).
- Streamlight's instructions for all three lights state they are not designed to use rechargeable CR123A cells.
- Approved non-rechargeable cells: Streamlight, Panasonic, or Sanyo CR123A, Duracell 123A, and Energizer 123.
- Never mix brands, or old and new cells, in a two-cell light.
Which Battery Does Each Vantage Model Use?
| Model | Battery | High run time | Low run time | Rechargeable option |
| Vantage (69140) | Two CR123A lithium | 5 hours (single output) | Not applicable | None |
| Vantage II (69331, 69333, 69337) | One CR123A lithium | 2.25 hours | 5 hours | None |
| Vantage 180 X (88901, 88903) | Two CR123A lithium | 4 hours | 12 hours | Accepts SL-B26 |
| Vantage 180 X USB (88911, 88913) | One SL-B26 rechargeable pack | 5 hours | 15 hours | Ships with SL-B26 |
All figures come from Streamlight's current info sheets. Fire Safety USA carries the CR123A versions of all three: the Vantage, the Vantage II, and the Vantage 180 X in orange or black.
Approved CR123A Brands
Streamlight's battery safety warning for the Vantage series names five cells: Streamlight, Panasonic, or Sanyo CR123A, Duracell 123A, and Energizer 123. Anything else, including bargain multi-packs from unknown brands, falls outside that guidance. Streamlight's lithium battery statement says other cells, or mixing used and new or different brands, can create a risk of leakage, fire, or explosion.
Streamlight's own CR123A lithium batteries are listed as 3.0-volt lithium manganese dioxide cells with a 1,400 mAh nominal capacity. The 2-pack is the right size for most crews: one change for a Vantage or a Vantage 180 X, or two changes for a Vantage II.
Can You Use Rechargeable CR123A Batteries?
No, not in a Vantage or Vantage II. The operating instructions for both lights, and for the Vantage 180 X, say the light is not designed to use rechargeable CR123A batteries.
Streamlight does not publish its reasoning, but voltage is the obvious mismatch. A disposable CR123A is a 3.0-volt cell. Most rechargeable cells sold as "RCR123A" or "16340" are lithium-ion cells rated at 3.6 to 3.7 volts nominal, and higher right off the charger. Lithium iron phosphate versions run near 3.2 volts. None of them match the cell the light was designed around. Lithium-ion cells of unknown origin also carry their own heat and venting risks, and a fire helmet is the last place to test one.
If your department wants to stop buying disposables, the answer is a light built around a rechargeable pack, not a substitute cell.
The Rechargeable Path: Vantage 180 X and the SL-B26
The Vantage 180 X is the only current Vantage with an approved rechargeable option. It is multi-fuel: it accepts two CR123A cells or one Streamlight SL-B26 protected lithium-ion pack.
What the SL-B26 changes:
- Longer run time. 5 hours on high and 15 hours on low, against 4 and 12 hours on CR123A.
- USB-C charging. The pack has its own charge port near the positive end. Plug it in and a red LED shows charging, then green when full. Charge time runs about 5 hours on Streamlight AC adapters.
- No overcharging. Streamlight states the pack can stay plugged in continuously.
- Fallback to disposables. If the pack dies mid-shift, two CR123A cells drop in the same tube.
Streamlight sells the 180 X in a USB version (items 88911 orange and 88913 black) that ships with the SL-B26. The standard version stocked by Fire Safety USA ships with CR123A cells and accepts an SL-B26 added later. Charge the pack fully before first use.
One warning to know if you shop Streamlight rechargeables generally: Streamlight says its SL-B9 battery must not be used in firefighting apparatus or fire situations. The SL-B9 does not fit any Vantage model, but it shows up in other Streamlight lights, so check the pack number before you standardize.
Run Times Under Real Conditions
Rated run times are measured under controlled conditions with fresh cells. Treat them as a ceiling, not a promise.
- Cold reduces output. Lithium cells hold up better than alkaline in cold weather, but any battery delivers less in a January overhaul than on a test bench.
- Partial cells lie. A Vantage II that ran 2 hours on high last week does not have 3 hours left on low. Streamlight's instructions note that a light at the end of battery life may turn intermittent or stop working.
- Mode discipline stretches cells. On a Vantage II, starting in low (one press) and going to high only when needed (double tap within 1.5 seconds) pushes run time toward the 5-hour figure.
How Many Spare Batteries to Carry
Plan around your longest likely work period, not the rated number. A practical rule:
- Vantage: carry two spare cells per member. That is one full change.
- Vantage II: carry two spare cells per member. That is two full changes, which covers a long overhaul on high.
- Vantage 180 X on CR123A: carry two spare cells per member.
- Vantage 180 X on SL-B26: keep a second charged pack on the apparatus, plus two CR123A cells as backup.
Store spares in their packaging or a plastic case. Streamlight warns against carrying loose cells with coins, keys, or other metal, which can short a battery and generate heat.
Battery Storage and Swap Routine
Streamlight's battery guidance comes down to a few habits:
- Store cells cool and dry at room temperature. Heat speeds self-discharge, and Streamlight's instructions warn against heating cells above 140°F (60°C). Summer apparatus compartments can get there, so keep bulk stock in the station.
- Remove batteries from any light going into long-term storage.
- Replace all cells in a two-cell light at the same time, with the same brand.
- Keep contacts clean with a pencil eraser or clean cloth.
- Use the Vantage II "safe off" setting, a quarter turn on the facecap, to disconnect the cell when the light rides in a gear bag.
Build battery checks into the routine helmet inspection your department already does. Our article on fire helmet inspection, cleaning, and retirement lays out that schedule.
Standardize Batteries Across the Crew
The fewer battery types a crew carries, the fewer mistakes happen at 3 a.m. Two practical ways to standardize:
- CR123A across helmet and coat. Pair a Vantage, Vantage II, or Vantage 180 X with a PolyTac 90X right-angle light. The PolyTac 90X runs on two CR123A cells or an SL-B26, so one bin of spares serves both lights.
- Rechargeable on the coat, lithium on the helmet. The Survivor LED rechargeable charges in the apparatus and accepts four AA alkalines as a backup. Keep a Survivor replacement battery on hand and CR123A cells for the helmet light.
Our comparison of helmet lights, right-angle flashlights, and headlamps covers how crews split lighting duty between the two.
Frequently Asked Questions
What battery does the Streamlight Vantage take?
The current Vantage (item 69140) takes two 3-volt CR123A lithium batteries and runs 5 hours. The Vantage II takes one CR123A.
How long does a Streamlight Vantage II battery last?
Streamlight rates the Vantage II at 2.25 hours on high (350 lumens) and 5 hours on low (135 lumens) from one CR123A cell.
Can I use RCR123A or 16340 rechargeable batteries in a Vantage?
Streamlight's instructions state the Vantage, Vantage II, and Vantage 180 X are not designed to use rechargeable CR123A batteries. Rechargeable lithium-ion cells run at a higher voltage than the 3.0-volt cells the lights are built for.
Is there a rechargeable Streamlight Vantage?
The Vantage 180 X accepts Streamlight's SL-B26 USB rechargeable pack and runs 5 hours on high or 15 hours on low with it. Streamlight also sells a USB version of the 180 X that ships with the SL-B26.
How long does the SL-B26 take to charge?
About 5 hours using Streamlight AC adapters, according to the Vantage 180 X instructions. It charges through a USB-C port on the pack and can stay plugged in without overcharging.
Which CR123A brands does Streamlight approve?
Streamlight, Panasonic, or Sanyo CR123A, Duracell 123A, and Energizer 123.
Stock Up Before the Next Shift
Order Streamlight CR123A lithium batteries with your lights, or browse the full flashlight accessories collection for chargers and spares. Still choosing a light? Start with our Vantage vs. Vantage II comparison or shop every helmet mount light Fire Safety USA carries.