Medium Duty Aluminum Door Closer LH503 — Lawrence Hardware EMBASSY Ser

Medium Duty Aluminum Door Closer LH503 — Lawrence Hardware EMBASSY Series

Aluminum (AL)

$122.99

Medium Duty Aluminum Door Closer LH503 — Lawrence Hardware EMBASSY Series

$122.99

Compare to LCN 1250 · Norton 1601 · Yale 50

SKU: LH503-AL

If you order in the next —, your order will be shipped today.

30 DAY MONEY BACKGuarantee

EASY RETURNSLearn more

FAST SHIPPINGShips Out Today!

PRODUCT SUMMARY

Grade 2 Medium Duty
Cast aluminum body
Surface mounted
Residential and light commercial
30-Year Warranty

MEDIUM DUTY GRADE 2 — Cast aluminum body for residential and light commercial use. ANSI/BHMA 156.4 Grade 2. Adjustable spring power, sweep speed, and latch speed. ADA compliant.

Product Summary

Medium Duty for high-traffic commercial use
Commercial ANSI/BHMA A156.4 Grade 2
Fully adjustable strength, speed, latch — ADA compliant, UL listed
Mounts regular / top-jamb / parallel arm — all hardware included
Body: Cast Aluminum
Backed by 5-Year Limited Warranty

Description

The Lawrence Hardware LH503 is a medium duty surface-mounted hydraulic door closer engineered for moderate commercial traffic. Third-party tested and certified to ANSI/BHMA A156.4 Grade 2, the LH503 delivers reliable long-term performance while maintaining smooth, quiet operation.

The cast aluminum body resists corrosion and impact. Multiple powder-coated finishes match common architectural specifications. Spring tension, sweep speed, and latch speed are fully adjustable via accessible side-mounted valves — no disassembly required.

Model	LH503
Duty Level	Medium Duty
Grade	ANSI/BHMA A156.4 Grade 2
Body Material	Cast Aluminum
Max Door Weight	Up to 130 lbs.
Max Door Width	42 in.
Mounting Type	Surface
Arm Style	Regular / Top Jamb / Parallel
Backcheck	Yes
Compare To	LCN 1250 · Norton 1601 · Yale 50
Warranty	30-Year Limited Warranty

Residential entrances
Apartment unit doors
Light commercial offices
Storage/utility rooms
Garage entry doors

1× LH503 closer body
1× Regular arm assembly
Mounting screws
Installation template
Adjustment wrench

Same Day Shipping

Free standard shipping on orders over $99. Returns accepted within 30 days. See our shipping and refund policies for full details.

How does the installation process work for the LH503?

Mount the closer body to the door using the included screws and template. The LH503 supports regular arm, top-jamb, and parallel-arm mounting — installation hardware for all three mounts is included. Connect the arm assembly to the door frame bracket, then adjust closing speed, latch speed, and (where applicable) backcheck using the included wrench. Most installations take 30-45 minutes.

What size door does the LH503 fit?

The LH503 is rated for doors up to 42 in. wide and 150 lbs. This makes it suitable for medium duty applications. For larger doors, see our heavier-duty models.

Is the LH503 ANSI Grade 1?

Yes — the LH503 meets ANSI/BHMA A156.4 Grade 2. It has been third-party tested per BHMA standards and certified for commercial use.

What products does the LH503 compare to?

The LH503 is engineered as a direct functional and footprint replacement for: LCN 1250 · Norton 1601 · Yale 50. In many cases the existing mounting holes will line up with no re-drilling required.

Is it ADA compliant?

Yes. The LH503 can be adjusted to meet ADA opening-force requirements (5 lbs maximum for interior doors). Adjustment screws are accessible on the closer body — no disassembly required.

What finishes are available?

The LH503 ships in multiple finishes — see the swatches above. The most common are Aluminum (AL), Dark Bronze (DU/690), Painted Brass (PB), Matte Black (US19), and Polished Chrome (US26). All are powder-coated for long-term corrosion resistance.