Solar South: Side mount – 60 Watt / 35 Ah

Part Number: M75-SOLAR-000S

MUTCD Sign Rings: If your controller is running firmware 401N or >, adjust brightness from 100% to 60%. Failure to do so will result in higher power draw and solar systems may fail.

Is my ring MUTCD?
There is a -M at the end of the model number for MUTCD compliant rings

Summary

The Side Mounted Solar Kit provides dependable off-grid power for TraffiCalm radar speed signs using a 60-watt solar panel and a 35 Ah AGM battery. Designed to deliver year-round performance, this kit supports consistent operation by pairing high-efficiency solar charging with weather-resistant construction. The system arrives as a complete package including the panel, battery enclosure, mounting hardware, controller, and conduit-protected wiring, ensuring straightforward installation in permanent roadside environments.

Product Options

The Solar South Kit is available in a single configuration under part number M75-SOLAR-000S.

Battery quantity, mounting hardware, and included components are fixed as detailed in the specifications.

Specifications

Physical Descriptions

• Universal mounting bracket accommodates 4.5" OD round posts
• NEMA 3R weatherproof enclosure
• Electronics fully potted for environmental protection
• Stainless fasteners for corrosion resistance
• Solar panel dimensions: 22.83" L × 22.24" W × 1.38" D (58 cm × 56.5 cm × 3.5 cm)
• Battery box dimensions: 12" H × 12" W × 10" D (30.48 cm × 30.48 cm × 25.4 cm)
• Total system weight: 69 lb (31.3 kg), including one 35 Ah battery, battery box, solar panel, and rack

Solar Panel Power Specs

• Maximum Power (Pmax): 60 W
• Voltage at Pmax (Vmp): 19.08 V
• Current at Pmax (Imp): 3.16 A
• Open Circuit Voltage (Voc): 22.35 V
• Short-Circuit Current (Isc): 3.36 A
• Temperature coefficient of Voc: −(80 ± 10) mV/°C
• Temperature coefficient of Isc: (0.065 ± 0.015)%/°C
• Temperature coefficient of power: −(0.5 ± 0.05)%/°C
• NOCT: 47 ± 2 °C
• Maximum system voltage: 600 V DC
• Operating temperature: −40°F to +185°F (−40°C to +85°C)

Battery Specs

• Includes quantity 1 AGM battery
• 12 V AGM, valve-regulated, spill-proof, high-energy density
• Nominal Voltage: 12 V (6 cells)
• Nominal Capacity (20-hr, 1.75 A to 10.50 V): 35 Ah
• Internal resistance: 8 milliohms
• Maximum discharge current (7 min): 105 A
• Battery dimensions: 7.72" L × 5.14" W × 6.22" H (19.61 cm × 13.06 cm × 15.8 cm)
• Approximate battery weight: 24.7 lb each
• Operating temperature:
  • Charge: −4°F to 122°F (−20°C to 50°C)
  • Discharge: −40°F to 140°F (−40°C to 60°C)

Construction

• 14-gauge carbon steel weatherproof NEMA 3R battery housing
• Heavy-duty mounting brackets included
• Keyed lock provided; replacement keys available
• Standard powder-coat grey polyester finish (optional colors available)

Bracket

• Fixed Bracket 1: 25.98" H × 4.33" W × 0.98" D (66 cm × 11 cm × 2.5 cm)
• Fixed Bracket 2: 3.94" H × 3.27" W × 1.97" D (10 cm × 8.3 cm × 5 cm)
• Tilt Arms (Qty 2): 21.26" H × 3.23" W × 1.57" D (54 cm × 8.2 cm × 4 cm)
• Wind load rating: 90 MPH (144 KPH)
• Snow load rating: 1.1 kN/m²
• Supports side-of-pole (U-bolts required) or wall-mount installation

Environmental

• Operating temperature range (system): −40°F to +185°F (−40°C to +85°C)

Warranty

• 3-year limited warranty on the solar kit
• 1-year warranty on batteries
• Unlimited technical support included

Why Choose the Solar South Kit – 60 W / 35 Ah?

• Provides reliable year-round solar power for TraffiCalm radar speed signs
• Complete kit includes panel, controller, brackets, enclosures, and wiring
• AGM battery supports strong discharge performance and long service life
• Potted electronics and NEMA 3R enclosures withstand harsh roadside environments
• Adjustable tilt bracket system allows optimal solar angle
• Designed and manufactured in the USA with Build America/Buy America compliance
• No trenching required, enabling fast and low-cost installation