Detailed Specifications
Group 31 Heavy-Duty Battery Tray
The NOCO BT31S battery tray offers a durable and code-compliant mounting solution for single Group 31 batteries. Designed for boat, RV, trailer, utility vehicle, and generator applications, it provides robust protection, effective venting, and reliable retention in rugged conditions.
Features
Crafted in the USA from UV-stabilized, impact-resistant plastic, the BT31S remains functional even at -20 °F and resists damage from oil, gasoline, and battery acid Its full-flow ventilated channels allow hydrogen gas to escape,
Advanced Options
while the internal acid reservoir collects spills to protect wiring and mounting surfaces . Retention is assured with a heavy-duty 42″ nylon strap or optional J-bolt/clamp (sold separately), meeting strict marine movement limits.
Product Key Features
Securely holds a single Group 31 battery using strap or J-bolt retention
Rugged, extreme-duty plastic×impact-resistant down to -20 °F
Full-flow ventilation with integrated acid reservoir
UV, oil, gas, and chemical resistant for tough environments
Includes a 42″ military-grade nylon strap (120 kg tensile strength)
Certified to USCG CFR 183.420 & ABYC E-10.7 marine safety standards
Reliability & Performance
This tray complies with USCG and ABYC regulations, limiting battery movement to less than 1" and safeguarding against acid damage and structural fatigue With internal dimensions of 13.7″ × 7.3″ × 1.2″ and a sturdy yet lightweight build (~0.5 lb), it reliably supports and secures batteries across a wide range of mobile and stationary power use cases
Key Features (Bullet List)
Fits one Group 31 lead-acid/AGM/lithium battery
42″ military-grade nylon hold-down strap (120 kg tensile)
Compatible with J-bolts or clamp-based mounting
Impact-resistant plastic rated to -20 °F; oil, gas, acid, UV resistance
Full-flow venting with acid-resistant reservoir
Certified to USCG CFR 183.420 & ABYC E-10.7 standards
| Specification | Details |
|---|
| Model Number | BT31S |
| Type | Heavy-Duty Battery Tray (Group 31) |
| Material | UV-stabilized, impact-resistant plastic |
| Battery Fit | Group 31 lead-acid/AGM/lithium |
| Internal Dimensions | 13.7 × 7.3 × 1.2 in (347 × 185 × 30 mm) |
| External Dimensions | 14.0 × 8.4 × 1.3 in (355 × 213 × 33 mm) |
| Weight | ~0.5 lb (0.22 kg) |
| Hold-Down Methods | 42″ nylon strap or J-bolts/clamps |
| Ventilation | Full-flow vents with acid reservoir |
| Temperature Rating | -20 °F to +320 °F (-29 °C to +160 °C) |
| Chemical Resistance | Acid, UV, oil, gas resistant |
| Certifications | USCG CFR 183.420; ABYC E-10.7 |
All packages are shipped same day if the order is placed before 3PM CST
We use UPS/FedEx to ship the packages with different service levels offered by UPS/FedEx
Overnight Shipping take 1 business day
Expedited Shipping take about 2-3 business days
Ground shipping take about 3-5 business days
You can select the desired service level at Checkout and we will make sure the package is shipped as per the selected service level.
We Accept
i) PayPal
ii) All Credit & Debit Cards
iii) Purchase Orders
iv) Check
v) Bank Transfer/ACH/Wire Transfer
To process the order through Paypal/CC, you can simply checkout and process the payment.
If you want to issue us Purchase Order/Check/Bank Transfer, Please contact us at the following details
Call: 469.458.9636
Email: sales@dcsupplies.net
If you have any queries, please contact us at the following details and we will be happy to help
Call
469.458.9636
469.458.9638
Email
sales@dcsupplies.net
