23 Electrical parts are listed for the 2018 Ram Promaster Rapid, in 8 part types, covering the 1.4L L4 engine. Each one has a brand, a manufacturer part number and notes that say where it fits.
The electrical system on the 2018 Ram Promaster Rapid covers charging, starting and the sensors and modules the vehicle relies on, from alternator and starter to oxygen sensors. The largest groups are Fuse (13 parts), Alternator / Generator (2 parts) and Battery (2 parts). The other 5 part types cover the remaining 6 parts.
The 2018 Ram Promaster Rapid came with a single engine, the 1.4L L4, and every part is verified against it.
5 brands supply electrical parts for the 2018 Ram Promaster Rapid, led by BUSSMANN (11 parts), MOPAR (9 parts) and FVP (1 part), plus 2 more brands. Quality grades include 20 Amp, 30 Amp and 5 Amp.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2018 Ram Promaster Rapid. 3 parts have it, including BUSSMANN FMX20LP (Fuse) and BUSSMANN FMX30LP (Fuse). Each part number opens a page with every vehicle that part fits.
Alternator / Generator
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FVP | 10502 | 🇲🇽 MX | Remanufactured | View on Amazon |
| PURE ENERGY | 10502 | 🇲🇽 MX | Remanufactured | View on Amazon |
This table covers the alternators that charge the battery and run the electrical load. Typical signs include dim lights at idle, a battery lamp, or a growl from the charging pulley. Load-test the battery and inspect the belt and grounds — a bad ground mimics a failed alternator.
2 Alternator / Generator parts for the 2018 Ram Promaster Rapid come from 2 brands — FVP and PURE ENERGY.
This group includes FVP 10502 and the remaining parts above.
Battery
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DEKA | 9A47 | 🇲🇽 MX | IntimidatorAGM | View on Amazon |
| MOPAR | BBH9A001AA | 🇲🇽 MX | 110 Amps BatteryAGM | View on Amazon |
This table covers the batteries listed by group size and specification. Typical signs include slow cranking, a battery lamp, or a no-start after the vehicle sat overnight. Confirm group size and terminal layout in the notes. Clean the posts and the ground before condemning the battery.
2 Battery parts are listed for the 2018 Ram Promaster Rapid, from DEKA and MOPAR.
Part numbers include DEKA 9A47 and MOPAR BBH9A001AA.
Battery Cable
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR | 4727651AB | 🇲🇽 MX | Fits Negative2 Door Convertibl | View on Amazon |
This table covers the positive and ground cables that run from the battery. Typical signs include a stretched or frayed cable, or a control that no longer reaches the end of its travel. Route the new cable through the same clips. A kinked cable binds and fails early.
This group shows a single part: MOPAR 4727651AB.
Battery Cover
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR | 6JV49LAHAB | 🇲🇽 MX | Fits 2 Door Convertibl | View on Amazon |
This table covers the Battery covers.
This group shows a single part: MOPAR 6JV49LAHAB.
Fuse
10 Amp
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BUSSMANN | ATM10LP | 🇲🇽 MX | Blade FuseLow Profile | View on Amazon |
15 Amp
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BUSSMANN | ATM15LP | 🇲🇽 MX | Blade FuseLow Profile | View on Amazon |
20 Amp
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BUSSMANN Popular | FMX20LP | 🇲🇽 MX | 20 AmpsFMX Series | View on Amazon |
| BUSSMANN | ATM20LP | 🇲🇽 MX | Blade FuseLow Profile | View on Amazon |
| MOPAR | 6101488 | 🇲🇽 MX | Mini Fuse20 Amps, Yellow | View on Amazon |
25 Amp
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BUSSMANN | ATM25LP | 🇲🇽 MX | Blade FuseLow Profile | View on Amazon |
30 Amp
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BUSSMANN Popular | FMX30LP | 🇲🇽 MX | 30 AmpsFMX Series | View on Amazon |
| BUSSMANN | ATM30LP | 🇲🇽 MX | Blade FuseLow Profile | View on Amazon |
40 Amp
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BUSSMANN Popular | FMX40LP | 🇲🇽 MX | 40 AmpFMX Series | View on Amazon |
5 Amp
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BUSSMANN | ATM5LP | 🇲🇽 MX | Blade FuseLow Profile | View on Amazon |
| MOPAR | 68124783AA | 🇲🇽 MX | Mini Fuse5 Amp, Tan | View on Amazon |
60 Amp
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BUSSMANN | FMX60LP | 🇲🇽 MX | 60 AmpsFMX Series | View on Amazon |
7.5 Amp
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BUSSMANN | ATM712LP | 🇲🇽 MX | Blade FuseLow Profile | View on Amazon |
This table covers the replacement fuses for this vehicle's fuse boxes. Typical signs include one circuit dead while its neighbor still works, or a fuse that blows again as soon as you replace it. Match amperage and fuse type. A repeat blow means a short — find it before the next fuse.
13 Fuse parts are listed for the 2018 Ram Promaster Rapid, from BUSSMANN and MOPAR. BUSSMANN FMX20LP carries the "Popular" badge.
The 10 Amp section lists 1 option from BUSSMANN — grouped under the catalog's "10 Amp" designation — the notes column spells out what sets them apart. BUSSMANN ATM10LP is listed in this group.
In the 15 Amp grade, BUSSMANN supplies 1 part: grouped under the catalog's "15 Amp" designation — the notes column spells out what sets them apart. A representative part number is BUSSMANN ATM15LP.
In the 20 Amp grade, BUSSMANN and MOPAR supply 3 parts: grouped under the catalog's "20 Amp" designation — the notes column spells out what sets them apart. A representative part number is BUSSMANN FMX20LP.
The 25 Amp section lists 1 option from BUSSMANN — grouped under the catalog's "25 Amp" designation — the notes column spells out what sets them apart. BUSSMANN ATM25LP is listed in this group.
The 30 Amp section lists 2 options from BUSSMANN — grouped under the catalog's "30 Amp" designation — the notes column spells out what sets them apart. BUSSMANN FMX30LP is listed in this group.
In the 40 Amp grade, BUSSMANN supplies 1 part: grouped under the catalog's "40 Amp" designation — the notes column spells out what sets them apart. A representative part number is BUSSMANN FMX40LP.
The 5 Amp section lists 2 options from BUSSMANN and MOPAR — grouped under the catalog's "5 Amp" designation — the notes column spells out what sets them apart. BUSSMANN ATM5LP is listed in this group.
In the 60 Amp grade, BUSSMANN supplies 1 part: grouped under the catalog's "60 Amp" designation — the notes column spells out what sets them apart. A representative part number is BUSSMANN FMX60LP.
In the 7.5 Amp grade, BUSSMANN supplies 1 part: grouped under the catalog's "7.5 Amp" designation — the notes column spells out what sets them apart. A representative part number is BUSSMANN ATM712LP.
Fuse Box Cover
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR | 68100627AA | 🇲🇽 MX | Power Distribution Center Cover | View on Amazon |
| MOPAR | 68100637AA | 🇲🇽 MX | Power Distribution Center Cover | View on Amazon |
This table covers the Fuse Box covers.
MOPAR supplies both parts for the 2018 Ram Promaster Rapid.
Part numbers include MOPAR 68100627AA and MOPAR 68100637AA.
Park Assist (PAS) Camera Module
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR | 4727598AB | 🇲🇽 MX | Fits Park Sense Rear Park Assist System113 WB | View on Amazon |
This table covers the Park Assist (PAS) Camera modules. Typical signs include a cluster of unrelated faults, a no-communication code, or a module that will not sleep. Confirm power, ground and programming compatibility in the notes. Modules are rarely plug-and-play across years.
One part is listed for the 2018 Ram Promaster Rapid — MOPAR 4727598AB.
Parking Aid Sensor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR | 4727752AA | 🇲🇽 MX | Fits Rear Hinged Doors, Graphite Metallic Rear Fascia, Park Sense Rear Park Assist System113 WB | View on Amazon |
This table covers the ultrasonic park-aid sensors in the bumper. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors.
This group shows a single part: MOPAR 4727752AA.
Buying Electrical Parts for a 2018 Ram Promaster Rapid
On this vehicle, the electrical system covers charging, starting and the sensors and modules the vehicle relies on, from alternator and starter to oxygen sensors.
- Confirm you have the 1.4L L4 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, clean or renew the battery terminals and grounds with any charging-system repair.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Fuse and Alternator / Generator .
Frequently Asked Questions
How many electrical parts fit the 2018 Ram Promaster Rapid?
Our catalog currently lists 23 electrical parts for the 2018 Ram Promaster Rapid across 8 subcategories and 5 brands, covering the 1.4L L4 engine. Each part is matched to the engine(s) it fits.
What are the signs of electrical problems on a 2018 Ram Promaster Rapid?
Common symptoms include slow cranking on cold mornings, a battery light that flickers, dim lights at idle, or a check-engine code pointing at a sensor circuit. 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, clean or renew the battery terminals and grounds with any charging-system repair.
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 2018 Ram Promaster Rapid 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 2018 Ram Promaster Rapid?
Every part on this page is matched to the 1.4L L4 engine. Then test before replacing — a failed alternator and a bad ground can look identical, and sensors are frequently condemned for wiring faults. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2018 Ram Promaster Rapid
Electrical Parts for Other Ram Promaster Rapid Years
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