8 Electrical bulb & socket parts are listed for the 2023 Lexus ES300H, in 2 part types, covering the 2.5L L4 ELECTRIC/GAS engine. Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 2023 Lexus ES300H, the bulb and socket system covers every bulb and socket on the vehicle, from headlamps to instrument-cluster illumination. All 8 listed parts are Side Marker Light Bulb (5 parts) and Turn Signal Lamp Bulb (3 parts).
Every part on this page is matched to the 2.5L L4 ELECTRIC/GAS — the only engine offered in the 2023 Lexus ES300H.
The most listed brands for 2023 Lexus ES300H electrical bulb & socket parts are SYLVANIA (5 parts), HELLA (2 parts) and PHILIPS (1 part). Quality grades include Extended Life, Standard Replacement and Extra Bright.
1 part on this 2023 Lexus ES300H page carries a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — HELLA 194 (Side Marker Light Bulb). Click any part number to see every vehicle that part fits.
Side Marker Light Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA | 2825LL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Long LifeBase Type: W2.1x9.5d | View on Amazon |
Extra Bright (improved visibility, but shorter life)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA | 2825ST | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | BlueSilver Star | View on Amazon |
LED (instant-on, long life, energy-saving)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SYLVANIA | 2825SL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | LEDCool White | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Popular | 194 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Brightness: 2.0 CPIncandescent | View on Amazon |
| SYLVANIA | 2825 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Base Type: W2.1x9.5dWattage: 5.00 W | View on Amazon |
This table covers the bulbs in the side-marker lamps. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.
5 Side Marker Light Bulb parts are listed for the 2023 Lexus ES300H, from SYLVANIA and HELLA. HELLA 194 carries the "Popular" badge.
The Extended Life section lists 1 option from SYLVANIA — grouped under the catalog's "Extended Life" designation — the notes column spells out what sets them apart. SYLVANIA 2825LL is listed in this group.
The Extra Bright (improved visibility, but shorter life) section lists 1 option from SYLVANIA — grouped under the catalog's "Extra Bright (improved visibility, but shorter life)" designation — the notes column spells out what sets them apart. SYLVANIA 2825ST is listed in this group.
In the LED (instant-on, long life, energy-saving) grade, SYLVANIA supplies 1 part: grouped under the catalog's "LED (instant-on, long life, energy-saving)" designation — the notes column spells out what sets them apart. A representative part number is SYLVANIA 2825SL.
The Standard Replacement section lists 2 options from HELLA and SYLVANIA — built to original-equipment specification. HELLA 194 is listed in this group.
Listed part numbers: HELLA 194, SYLVANIA 2825LL and SYLVANIA 2825ST, plus the other parts above.
Turn Signal Lamp Bulb
Extended Life
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PHILIPS | 7444NALL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Longer LifeNatural Amber | View on Amazon |
| SYLVANIA | 7444NALL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Long LifeAmber | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA | 7440NA | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | IncandescentNatural Amber | View on Amazon |
This table covers the bulbs in the turn-signal lamps. Typical signs include a dark lamp, flicker, or a bulb that keeps failing in one socket. If the same position keeps failing, replace the socket or repair the ground rather than chasing bulbs.
3 Turn Signal Lamp Bulb parts are listed for the 2023 Lexus ES300H, from PHILIPS, SYLVANIA and HELLA.
The Extended Life section: 2 options from PHILIPS and SYLVANIA. PHILIPS 7444NALL is listed in this group.
The Standard Replacement section: 1 option from HELLA. HELLA 7440NA is listed in this group.
This group includes PHILIPS 7444NALL and HELLA 7440NA and the remaining parts above.
Buying Electrical Bulb & Socket Parts for a 2023 Lexus ES300H
On this vehicle, the bulb and socket system covers every bulb and socket on the vehicle, from headlamps to instrument-cluster illumination.
- Confirm you have the 2.5L L4 ELECTRIC/GAS engine — every part on this page is matched to it.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, replace bulbs in pairs so both sides age together, and put a smear of dielectric grease on the new socket contacts.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Side Marker Light Bulb and Turn Signal Lamp Bulb .
Frequently Asked Questions
How many electrical bulb & socket parts fit the 2023 Lexus ES300H?
Our catalog currently lists 8 electrical bulb & socket parts for the 2023 Lexus ES300H across 2 subcategories and 3 brands, covering the 2.5L L4 ELECTRIC/GAS engine. Each part is matched to the engine(s) it fits.
What are the signs of electrical bulb & socket problems on a 2023 Lexus ES300H?
Common symptoms include a lamp that flickers over bumps, melted or discolored socket plastic, or bulbs that keep failing early on one side. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What should I replace at the same time?
Where labor overlaps, replace bulbs in pairs so both sides age together, and put a smear of dielectric grease on the new socket contacts.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2023 Lexus ES300H was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 2023 Lexus ES300H?
Every part on this page is matched to the 2.5L L4 ELECTRIC/GAS engine. Then repeated bulb failure in one position usually means a socket or ground problem, not bad bulbs — replace the socket rather than chase it. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2023 Lexus ES300H
Electrical Bulb & Socket Parts for Other Lexus ES300H Years
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