Will the XLS 1502 damage the RP-500C II?

No. The XLS 1502 is rated for the RP-500C II's 8 Ω load as it comes.

What impedance setting should I use for the RP-500C II on the XLS 1502?

None: the RP-500C II is 8 Ω, and the XLS 1502 needs no change for it.

Is the XLS 1502 powerful enough for the RP-500C II?

More than you need. From a seat 2 m away, loud 95 dB movie peaks take about 6 W per speaker, and the XLS 1502 is rated 300 W per channel. Cinema reference level, 105 dB peaks, takes about 51 W.

Does the Klipsch RP-500C II work with the Crown XLS 1502?

Verdict

Yes

The RP-500C II is 8 Ω, and the XLS 1502 is rated for speakers down to 2 Ω, so it drives them as is.

Speaker load

8 Ω speaker, rated down to 2 Ω

Power

300 W

More than you need. About 6 W gives 95 dB peaks at 2 m

How to connect them

Connect the XLS 1502's inputs to the pre-outs of your receiver or processor: a power amplifier has no volume control of its own.
Connect each RP-500C II to one of the XLS 1502's channels with speaker wire.

Plan the RP-500C II and XLS 1502 in your own room.

Draw your room in 3D, place both, and see every connection checked and how loud they play at your seat. Designing is free.

Build it in your room

The specs that decide it

Klipsch RP-500C II

Impedance: 8 Ω
Sensitivity: 94 dB (2.83 V, 1 m) in-room
MSRP: $499 each (MSRP, July 2022)

All RP-500C II specs and pairings

Crown XLS 1502

Channels: 2
Lowest impedance: 2 Ω
MSRP: $810 each (MSRP, September 2026)

All XLS 1502 specs and pairings

Questions about the RP-500C II and XLS 1502

Does the RP-500C II work with the XLS 1502?: Yes. The RP-500C II is 8 Ω, and the XLS 1502 is rated for speakers down to 2 Ω, so it drives them as is.
Will the XLS 1502 damage the RP-500C II?: No. The XLS 1502 is rated for the RP-500C II's 8 Ω load as it comes.
What impedance setting should I use for the RP-500C II on the XLS 1502?: None: the RP-500C II is 8 Ω, and the XLS 1502 needs no change for it.
Is the XLS 1502 powerful enough for the RP-500C II?: More than you need. From a seat 2 m away, loud 95 dB movie peaks take about 6 W per speaker, and the XLS 1502 is rated 300 W per channel. Cinema reference level, 105 dB peaks, takes about 51 W.

Swap one of them

References

Specs verified against the manufacturer's published data. Last checked September 15, 2026.

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