Suburban Water Heater On-Demand Tankless ST42 42,000 BTU (5381A) *Surplus No Warranty*

The Suburban ST42 On-Demand Tankless Water Heater (Model 5381A) delivers instant and endless hot water, making it an ideal upgrade for RVs, campers, or travel trailers. Powered by propane and boasting a robust 42,000 BTU output, this energy-efficient, tankless system ensures a continuous supply of hot water with no more waiting for recovery between uses. The advanced digital control center provides precise temperature management, while numerous built-in safety features—including flame out protection, scald protection, and active freeze safety—promote dependable and worry-free operation.

This space-saving unit is designed to fit standard 6-gallon water heater cutouts and its compact, lightweight construction makes installation flexible in a wide range of RVs. Please note, this surplus unit is sold as-is with no manufacturer warranty, and may display minor cosmetic wear typical of surplus inventory.

Key Features:

• Model: ST42 (Part #5381A)
• Propane-powered, on-demand tankless system
• 42,000 BTU for reliable, fast water heating
• Instant, unlimited hot water supply—no recovery delay
• Precise electronic temperature control
• Multiple safety features: flame out, scald prevention, active freeze, child lock, and voltage protection
• Compact size for flexible RV installation
• Designed for standard 6-gallon cutouts
• Dimensions: 12-3/4" W x 12-1/2" H x 13" D

Surplus Item Policy & Terms of Sale:

At Johnson’s Surplus, we specialize in offering surplus, overstock, and closeout inventory at

significantly reduced prices. These discounted prices reflect the nature of the products we sell. By

purchasing from Johnson’s Surplus, customers acknowledge and agree to the following terms and

conditions.

Installation, Labor, & Replacement Parts Disclaimer

Johnson’s Surplus assumes no responsibility or liability for any costs associated with installation,

labor, or the use of any product purchased. We do not reimburse, cover, or compensate for any

installation fees under any circumstances. In addition, Johnson’s Surplus does not provide, supply,

or cover replacement parts for surplus items. All items are sold strictly “as-is,” with no guarantees

beyond what is explicitly stated at the time of purchase. Customers are solely responsible for

verifying fitment, compatibility, and intended use prior to completing their purchase.

30-Day Return Policy

We offer a limited 30-day return window on eligible items. To qualify for a return:

- A return request must be submitted within 30 days of the delivery date

- Items must be unused and returned in their original condition and packaging

- Customers are responsible for all return shipping costs unless otherwise approved

- All approved returns may be subject to a restocking fee Returns that do not meet these conditions

may be denied.

Important Notice Regarding Surplus Inventory

Due to the nature of surplus and closeout merchandise, inventory is limited and often non-recurring.

Once an item is sold out, it may not be available again. Variations in condition, packaging, or minor

cosmetic imperfections may be present and are considered normal for surplus goods. We strongly

encourage all customers to thoroughly review product descriptions, specifications, and

measurements prior to purchasing. If there are any questions regarding a product, our team is

available to assist before the order is placed.

By completing a purchase with Johnson’s Surplus, you confirm that you have read, understood, and

agreed to this policy.

Johnson’s Surplus