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KL RP-230/730 Base
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RESTORE STRUCTURAL INTEGRITY & OPTIMIZED FLUID AIRFLOW MANAGEMENT
Re-establish the maximum pneumatic flow and uncompromising structural durability of your train horn network with the premium Kleinn Replacement Horn Base Driver. As the mechanical backbone of your vehicle's high-decibel payload, this heavy-duty multi-port manifold manifold acts as the central hub of your system. It splits and balances incoming high-pressure compressed air fields, forcing high-volume flow paths evenly into your attached horn trumpets to secure peak acoustic resonance and long-term deployment authority.
PRECISION MACHINING & LEAK-FREE VEHICULAR RESILIENCE
The Model KL RP-230/730 Base is engineered specifically as an exact original equipment factory replacement block to handle under-chassis elements seamlessly. Precision-machined internal port configurations guarantee an air-tight seal, stopping systemic line leaks while maximizing localized pressure capacity. It serves as a direct drop-in refresh part for Kleinn Model 220, 230, and 730 triple and dual locomotive horn arrays, providing a cost-effective alternative to replacing an entire system when addressing localized thread fatigue or impact damage.
THE VERDICT: The definitive solution for sealing your primary air path. The Model KL RP-230/730 Base couples factory fitment dimensions with heavy-wall structural composition to guarantee your locomotive system remains air-tight, properly balanced, and fully operational.
🔴 PRO TIP: Block out parasitic pressure loss and maximize system blast volume. When transferring your existing horn trumpets and the electronic solenoid valve into this new replacement manifold base driver block, verify all mating threads are clean and debris-free. Always apply a few drops of a premium liquid thread sealant compound like our genuine Kleinn JUICE across all threaded joints to form a permanent, vibration-resistant structural seal. DO NOT seal the area between the front and back plate of the driver.
PRODUCT SPECIFICATIONS
| Feature | Details |
|---|---|
| Part Number / SKU | KL RP-230/730 Base |
| Component Classification | Replacement Train Horn Base & Driver Hub Block |
| Primary Input Port Connection | 1/4" Female NPT (National Pipe Thread) Air Supply Inlet |
| Structural Core Integrity | Heavy-Duty Corrosion-Resistant Shockproof Material Matrix |
| Cross-System Compatibility | Direct-fit drop-in factory replacement for Kleinn Model 220, Model 230, and Model 730 Train Horn Systems |
| Primary Functional Utility | Distributes and manages compressed high-pressure airflow evenly across horn expansion pipelines while securing layout anchoring paths |
| Purchase Configuration Note | Includes replacement manifold base block driver only. Bell trumpets, air fittings, electronic solenoid valves, and framing brackets are sold separately and must be transferred or replaced. |

$49.95
Kleinn Automotive Accessories is committed to delivering high-quality products to our customers. We stand behind the craftsmanship and materials of our products by offering a comprehensive one-year limited warranty. This warranty is extended to the original purchaser, ensuring that when our products are installed properly and used under standard conditions, they will be free from defects in workmanship and materials for a period of one year from the original date of purchase.
This warranty encompasses a promise that the product you have purchased will perform as expected under normal use conditions and will not suffer from flaws in materials or craftsmanship. However, it is important to note that this warranty does not cover any damage that results from abusive use, operation that is not in line with the product’s intended purpose, or harm resulting from exposure to harsh environmental conditions. In the event that a product is found to be defective within the warranty period following a thorough inspection, Kleinn Automotive Accessories reserves the right to either repair or replace the defective item at no additional charge to the purchaser. It is our goal to ensure that our products meet the high standards that our customers expect, but we also want to clarify that Kleinn is not responsible for covering any costs related to the installation of our products, nor are we liable for any loss or damage that may occur as a result of the repair or replacement process of any product under warranty.
Understanding the specific needs of our customers and the demands placed on certain products, Kleinn Automotive Accessories is pleased to offer an exclusive extended two-year warranty for our 6450/6650 Compressors and 730 Horns. This special warranty extension reflects our confidence in these products’ durability and performance. Eligible products under this extended warranty will enjoy all the benefits of our standard one-year warranty with an additional year of protection, totaling two years from the date of purchase. This extended warranty coverage ensures that these specific models, recognized for their robustness and reliability, receive the extra assurance customers desire for these critical components.
Should you need to initiate a return under the warranty, we have a straightforward process designed to make it as convenient as possible for our valued customers. To start, you will need to email a copy of your sales receipt, which must be dated within the past year for standard warranty claims or within the past two years for claims under the extended warranty for the 6450 Compressors and 730 Horns. This email should be directed to our Warranty Manager and include your full name, email address, telephone number, and a concise description of the problem you are experiencing.
Upon receipt of your email, a dedicated representative from Kleinn Automotive Accessories will reach out to you directly. Our first step will always be to attempt to resolve the issue through technical support, aiming to provide a quick and effective solution. If the problem cannot be addressed remotely, our representative will issue a Return Authorization number. This number is crucial as it will identify your return throughout the inspection process. You are then required to send the product back to Kleinn Automotive Accessories for a comprehensive physical inspection.
Upon inspection, if the product is determined to be defective due to issues in workmanship or materials, Kleinn will undertake to either repair or replace the product at our discretion. We are committed to ensuring that our customers receive products that meet our high-quality standards, and we will make every effort to resolve warranty claims to your satisfaction. However, if the inspection reveals that the product does not have a material defect, we will return the unit to the customer. In such cases, the shipping costs for the return will be the responsibility of the customer.
Your item must be in its original unused condition to be returned, unless there is a manufacturer defect. You must return the item within 30 days of your purchase.
1. Please email support@kleinn.com to request a refund and we will assign you a Return Authorization #.
2. Mail your returned item to:
Kleinn Automotive Accessories
Returns Department
4045 N Highway Drive
Tucson, AZ 85705
3. Include in your package a signed letter stating the reason for your return and the original receipt.
Merchandise that has been worn, used, or altered will not be accepted for return or exchange.
All returns are subject to a 15% restocking fee, which will be deducted from your refund. If shipping and handling fees were applied to your order, they are non-refundable.