Hartke HyDrive HL115 Lightweight 1x15 Bass Cabinet – 500W RMS

Deep 15-inch bass response without the heavyweight cabinet.

The Hartke HyDrive HL115 is a professional lightweight 1x15 bass speaker cabinet designed for bassists who want deep low-frequency performance, clear articulation and serious stage capability without hauling an unnecessarily heavy enclosure.

At the heart of the HL115 is a 15" HyDrive paper/aluminum hybrid-cone speaker with a neodymium magnet, combining the warmth associated with paper speaker designs with the definition and attack of aluminum.

A dedicated 1" high-frequency driver with three-position level control extends the cabinet's upper-frequency response, while its front-ported, vented plywood enclosure is designed to deliver powerful low-end performance.

The HL115 handles 500 watts RMS at 8 ohms while weighing only approximately 39.1 lb.

Use it by itself as the foundation of a compact professional bass rig—or pair it with another compatible cabinet to build a larger stage system.

How Does the Hartke HyDrive HL115 Work?

The HL115 is a passive bass speaker cabinet.

That means it does not contain its own amplifier.

Instead, your bass guitar connects to a compatible bass amplifier head, and the amplifier's speaker output connects to the HL115 using an appropriate speaker cable.

A typical signal chain looks like:

Bass Guitar → Bass Amplifier Head → Hartke HL115

The amplifier increases the power of your bass signal, and the HL115 converts that amplified signal into the sound you hear.

Because the HL115 is rated at 8 ohms, always confirm that your amplifier and complete speaker configuration are electrically compatible before connecting the system.

15" HyDrive Speaker

The HL115 features a 15-inch Hartke HyDrive low-frequency driver.

Large 15" bass speakers are popular with players who want substantial low-frequency authority and a strong physical foundation beneath their sound.

That makes the HL115 especially useful for bassists looking for:

• Deep low end

• Full-bodied fingerstyle tones

• Powerful stage presence

• Warm fundamental response

• Extended bass reproduction

• A larger-speaker feel without excessive cabinet weight

And because this isn't a conventional all-paper 15" driver, Hartke's HyDrive architecture adds another dimension to the cabinet's response.

What Is Hartke HyDrive Technology?

Hartke's HyDrive speaker technology combines paper and aluminum elements in the same speaker cone.

The outer curved paper portion contributes warmth and deep bass response.

The straight anodized-aluminum inner cone contributes clarity, articulation and definition through the midrange.

The goal is to give bassists characteristics associated with both materials rather than forcing them to choose between the two.

The result is a 15" speaker capable of delivering substantial low-frequency weight while retaining the definition needed for individual notes to remain clear in a mix.

Neodymium Magnet Technology

The HL115 uses a neodymium speaker magnet.

Neodymium provides strong magnetic performance while helping reduce driver weight compared with many traditional speaker-magnet designs.

Combined with Hartke's lightweight plywood cabinet construction, it contributes to one of the HL115's biggest practical advantages:

Approximately 39.1 lb.

That's remarkably manageable for a professional 1x15 bass cabinet.

For musicians carrying their own equipment to rehearsals and gigs, every pound matters.

500 Watts RMS Power Handling

The HL115 is rated for 500 watts RMS of power handling.

That gives it substantial capacity for professional bass-amplifier setups while retaining the portability advantages of the lightweight HL architecture.

Whether you're using it as a standalone cabinet or as part of a larger compatible bass stack, the HL115 provides a serious low-frequency foundation.

Always match amplifier output and speaker configuration appropriately.

8-Ohm Impedance

The HL115 has an 8-ohm nominal impedance.

This gives bassists useful flexibility when designing a rig.

Use one HL115 with a compatible amplifier for a straightforward 8-ohm system.

Or, if your amplifier safely supports the resulting load, combine the HL115 with another compatible 8-ohm cabinet.

Two 8-ohm cabinets wired in parallel typically create a 4-ohm total load.

Always verify your amplifier's minimum supported impedance before connecting multiple cabinets.

Deep Frequency Response

The HL115 is designed to reach impressively low for a portable bass cabinet.

Its published frequency response is:

35 Hz–17 kHz (-3 dB)

and

20 Hz–17 kHz (-10 dB)

That low-frequency extension makes the HL115 particularly compelling for players who want a cabinet capable of reproducing the fundamental weight and depth of the bass while still retaining useful upper-frequency information.

1" High-Frequency Driver

A bass guitar produces considerably more than low frequencies.

String attack, harmonics, slap technique, pick definition and effects can all extend much higher in the frequency spectrum.

That's why the HL115 also incorporates a 1-inch high-frequency driver.

It supplements the 15" HyDrive speaker with additional upper-frequency detail for a more extended bass response.

Three-Position High-Frequency Control

Not every player wants the same amount of treble.

The HL115 provides a three-position high-frequency level switch:

ON — Full high-frequency driver operation.

-6 dB — Reduced high-frequency output.

OFF — Disables the high-frequency driver.

This gives you a quick way to adapt the cabinet to different instruments, playing techniques and musical styles.

Want additional slap articulation?

Turn the HF driver on.

Want a smoother top end?

Use -6 dB.

Prefer a darker, more traditional 15" bass-cabinet character?

Switch it off.

Front-Ported Vented Cabinet

The HL115 uses a front-ported, vented enclosure.

The cabinet architecture is designed to complement the 15" HyDrive driver and support its low-frequency performance.

For players who want the HL115 to serve as the low-end foundation of a larger rig, that vented design is an important part of the cabinet's overall performance.

Lightweight Plywood Construction

Hartke builds the HL115 from 16mm kiln-dried plywood.

Extensive internal bracing and dado joinery help maintain cabinet rigidity while avoiding unnecessary weight.

The result is a professional enclosure that weighs considerably less than many traditional bass cabinets.

Road-Ready Exterior

The HL115 is finished with practical protection for regular performance use.

Features include:

• Black textured exterior

• Black perforated steel grille

• Chrome-plated protective corners

• Rugged plywood enclosure

For working musicians, backline companies and rehearsal facilities, that construction is designed around repeated setup, breakdown and transportation.

Multiple Speaker Connections

The rear panel provides:

2 x Twist-and-Lock speaker connections

and

2 x 1/4" speaker connections

The connections are wired in parallel, providing flexibility when integrating the HL115 into compatible bass rigs.

Always connect the amplifier to the cabinet using a proper speaker cable, not a standard instrument cable.

Use It as a Standalone 1x15

The HL115 doesn't necessarily need another cabinet.

Pair it with an appropriate bass amplifier head and it can form a powerful, relatively compact bass rig.

For musicians who value deep low-frequency response but don't want to transport a large multi-speaker cabinet, a lightweight 1x15 can provide an attractive middle ground.

Build a 4x10 + 1x15 Bass Stack

The HL115 also becomes particularly interesting when paired with another compatible cabinet.

For example, bassists who want both 4x10 punch and 1x15 low-frequency authority may consider pairing the HL115 with a compatible 8-ohm 4x10 cabinet.

The 15" cabinet provides the low-end foundation while the 4x10 adds additional cone area, punch and stage presence.

When using multiple cabinets, always verify the resulting impedance and amplifier power requirements before connecting the system.

A Natural Partner for the HyDrive HL410

The HL115 and HL410 can create an imposing HyDrive bass stack.

The HL115 provides:

1 x 15" HyDrive driver
500W RMS
8 ohms

The HL410 provides:

4 x 10" HyDrive drivers
1,000W RMS
8 ohms

When used together with an appropriately matched amplifier, the two 8-ohm cabinets present a typical 4-ohm combined load.

That gives a bassist a full HyDrive system combining the character of four 10" drivers with the depth of a dedicated 15".

Great for Five-String Bass

The HL115's deep low-frequency extension makes it an appealing option for musicians playing instruments with extended low ranges.

Five-string bassists, drop-tuned players and musicians whose arrangements rely heavily on low-frequency fundamentals may particularly appreciate the authority of a 15" driver.

Actual performance will always depend on the instrument, amplifier, EQ and room, but the HL115 provides a strong foundation for low-register playing.

Excellent for Touring & Live Performance

The combination of a 15" driver, 500W RMS handling and approximately 39-lb cabinet weight makes the HL115 especially attractive for working musicians.

It's well suited for:

• Clubs

• Concert venues

• Festivals

• Worship stages

• Corporate events

• Rehearsals

• Touring

• Backline

• Recording studios

• Production companies

It provides the feel of a substantial professional bass cabinet without automatically creating a difficult load-in.

Key Features & Specifications

Product Type: Passive bass speaker cabinet
Series: HyDrive HL
Model: HL115
Speaker Configuration: 1 x 15"
Low-Frequency Driver: 15" HyDrive paper/aluminum hybrid-cone speaker
Magnet: Neodymium
High-Frequency Driver: 1"
HF Level Control: 3-position – On / -6 dB / Off
Power Handling: 500 watts RMS
Impedance: 8 ohms
Frequency Response (-3 dB): 35 Hz–17 kHz
Frequency Response (-10 dB): 20 Hz–17 kHz
Speaker Connections: 2 x Twist & Lock + 2 x 1/4"
Connection Wiring: Parallel
Cabinet Type: Front-ported / vented
Cabinet Material: 16mm kiln-dried plywood
Construction: Extensive bracing and dado joinery
Exterior: Black textured finish
Grille: Black perforated steel
Dimensions: Approx. 24" x 24" x 15"
Weight: Approx. 39.1 lb / 17.8 kg
Primary Applications: Live performance, touring, rehearsal, recording and professional backline

Who Is the Hartke HyDrive HL115 For?

Gigging Bassists — Get substantial 15" low-frequency performance without carrying an excessively heavy cabinet.

Five-String Bassists — Take advantage of the HL115's deep low-frequency extension for extended-range instruments.

Touring Musicians — Reduce rig weight while retaining professional power handling and stage presence.

Rock Bassists — Add a powerful low-end foundation beneath guitars and drums.

R&B, Gospel & Soul Players — Build a full, deep bass sound while retaining useful articulation.

Reggae & Low-End-Focused Players — Take advantage of the large 15" speaker and vented enclosure architecture.

Backline Companies — Add a versatile, lightweight 8-ohm 1x15 to professional rental and touring inventory.

Rehearsal Studios — Give bassists a professional cabinet capable of accommodating different amplifier heads and musical styles.

Frequently Asked Questions

What is the Hartke HyDrive HL115?
The HL115 is a lightweight passive 1x15 bass speaker cabinet featuring a 15" HyDrive paper/aluminum neodymium driver and dedicated 1" high-frequency driver.

How much power does the HL115 handle?
The cabinet is rated for 500 watts RMS.

What impedance is the HL115?
It is an 8-ohm cabinet.

How much does the Hartke HL115 weigh?
The current Hartke specification is approximately 39.1 lb / 17.8 kg.

Why is the HL115 lightweight?
Hartke combines a neodymium-magnet speaker with lightweight kiln-dried plywood construction to reduce overall cabinet weight.

What is HyDrive technology?
Hartke HyDrive speakers combine paper and aluminum elements in the cone design to provide a balance of warm bass response and clear, articulate mids.

Does the HL115 have a tweeter?
Yes. It includes a 1" high-frequency driver.

Can I turn the high-frequency driver off?
Yes. The three-position switch provides On, -6 dB and Off settings.

How low does the HL115 go?
Hartke specifies a frequency response down to 35 Hz at -3 dB and 20 Hz at -10 dB.

Does the HL115 have an amplifier built in?
No. It is a passive cabinet and requires a compatible bass amplifier head.

Can I plug my bass directly into the HL115?
No. Your bass normally connects to a bass amplifier, and the amplifier's speaker output connects to the HL115.

Can I use the HL115 with the HL410?
Potentially, yes. Both are 8-ohm cabinets, so when connected in parallel they typically create a 4-ohm total load. Your amplifier must be capable of safely operating at that impedance and appropriately powering the cabinet combination.

Should I use an instrument cable between my amp and cabinet?
No. Use a proper speaker cable rated for the application.

Deep Bass Without the Heavy Lift

The Hartke HyDrive HL115 brings together a 15" HyDrive neodymium speaker, 500W RMS power handling, 8-ohm impedance, adjustable high-frequency driver and vented plywood enclosure in a cabinet weighing only about 39 pounds.

Give your rig a deeper foundation.

Use it as a standalone 1x15.

Pair it with another compatible cabinet.

Build a full touring stack.

And when the show is over, move a cabinet that doesn't feel like it belongs permanently bolted to the stage.

For bassists who want the authority of a 15" speaker with the practical advantages of modern lightweight construction, the HyDrive HL115 delivers a powerful combination.

Need help matching your bass amplifier and cabinets?
Backline Music Gear can help identify compatible amplifier heads, additional cabinets, speaker cables and accessories based on your desired power, impedance and performance setup.

Hartke, HyDrive, HL115 and related names are trademarks or property of their respective owners. Product and trademark names are used solely for accurate product identification. Specifications and product configurations are subject to manufacturer changes. Always verify amplifier power, minimum impedance and speaker-cabinet compatibility before connecting a bass rig.