Whelen M4A Warning Light
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Whelen M4A Hard-Coated Lenses
Whelen Engineering, a global leader in the emergency warning industry has been manufacturing in America since 1952. As the industry leader, Whelen proudly supports American workers in the manufacturing of its products and stands behind quality American innovation and craftsmanship in every product it turns out. Whelen products are proudly designed, sourced, and manufactured in America, and tested on-site to meet the toughest industry certifications. With quality as the foundation, Whelen celebrates innovative engineering with every product made.
Features & Benefits
- Hard-Coated Lenses
- Duo models features dvi™ light patterns and our patented e block™ technology
- Can be mounted vertically or horizontally
- Hard-coated lenses minimize environmental damage from sand, sun, salt, and road chemicals
- Limited 10 year warranty
Specifications
| Product Type | Hard-Coated Lenses |
| Color | Sand |
| Weight | 0.5 lb |
| Dimensions | 5.5 x 3.5 x 1.5 in |
| Brand | Whelen |
| Manufacturer Part Number | M4A |
Frequently Asked Questions
What color is this hard-coated lense?
This is the Sand variant from Whelen.
What stands out about this hard-coated lense?
Key details include can be mounted vertically or horizontally. Review the full feature list and specifications on this page for complete details.
How much does this product weigh?
This item weighs approximately 0.50 lb.
Shipping & Returns
Shipping & Returns
Shipping:
Most qualifying in-stock orders are processed within one business day. In the contiguous 48 states, eligible in-stock orders placed before 12:00 PM (noon) in the customer's local time zone typically ship the same business day. Orders shipping to Alaska or Hawaii use a 12:00 PM Pacific Time cutoff (California time). These cutoffs apply only to eligible in-stock orders and are not guaranteed shipping or delivery times. Same-day shipping refers to processing and carrier handoff, not delivery. Weekends and holidays are excluded.
Payment verification, address verification, fraud review, and inventory availability may take longer. Supplier-direct fulfillment, freight shipping, and special handling may also take longer.
Returns:
Eligible products may be returned within 60 days of delivery, subject to our Return Policy. Return authorization is required. Certain products are final sale or subject to manufacturer warranty procedures, shipping charges, and applicable restocking fees.
Please inspect your order promptly upon delivery. Shipping damage, incorrect items, missing components, or quantity shortages must be reported within 3 business days after delivery. Retain the product, original packaging, shipping labels, and photographs while your claim is reviewed.

